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1.
PLoS One ; 18(9): e0285855, 2023.
Artículo en Inglés | MEDLINE | ID: mdl-37725599

RESUMEN

Phylogenetic relationships within the oestroid subclades Rhinophorinae (Calliphoridae) and Polleniidae were reconstructed for the first time, applying a Sanger sequencing approach using the two protein-coding nuclear markers CAD (carbamoyl-phosphate synthetase 2, aspartate transcarbamylase, and dihydroorotase; 1794 bp) and MCS (molybdenum cofactor sulfurase; 2078 bp). Three genera of Polleniidae and nineteen genera of Rhinophorinae were analyzed together with a selection of taxa representing the major lineages of Oestroidea (non-rhinophorine Calliphoridae, Oestridae, Sarcophagidae, Tachinidae). The selected markers provide good resolution and moderate to strong support of the distal branches, but weak support for several deeper nodes. Polleniidae (cluster flies) emerge as monophyletic and their sister-group relationship to Tachinidae is confirmed. Morinia Robineau-Desvoidy as currently circumscribed emerges as paraphyletic with regard to Melanodexia Williston, and Pollenia Robineau-Desvoidy is the sister taxon of the Morinia-Melanodexia clade. We propose a classification with two subfamilies, Moriniinae Townsend (including Morinia, Melanodexia, and Alvamaja Rognes), and Polleniinae Brauer & Bergenstamm (including Pollenia, Dexopollenia Townsend, and Xanthotryxus Aldrich). Anthracomyza Malloch and Nesodexia Villeneuve are considered as Oestroidea incertae sedis pending further study. Rhinophorinae (woodlouse flies) emerge as monophyletic and sister to a clade composed of (Ameniinae + (Ameniinae + Phumosiinae)), and a tribal classification is proposed with the subfamily divided into Rhinophorini Robineau-Desvoidy, 1863 and Phytonini Robineau-Desvoidy, 1863 (the Stevenia-group and the Phyto-group of authors, respectively). Oxytachina Brauer & Bergenstamm, 1891, stat. rev. is resurrected to contain nine Afrotropical rhinophorine species currently assigned to genus Rhinomorinia Brauer & Bergenstamm, 1891: Oxytachina approximata (Crosskey, 1977) comb. nov., O. atra (Bischof, 1904) comb. nov., O. bisetosa (Crosskey, 1977) comb. nov., O. capensis (Brauer & Bergenstamm, 1893) comb. nov., O. scutellata (Crosskey, 1977) comb. nov., O. setitibia (Crosskey, 1977) comb. nov., O. verticalis (Crosskey, 1977) comb. nov., O. vittata Brauer & Bergenstamm, 1891, and O. xanthocephala (Bezzi, 1908) comb. nov.


Asunto(s)
Aspartato Carbamoiltransferasa , Brassicaceae , Dípteros , Xylariales , Animales , Dípteros/genética , Calliphoridae , Filogenia
2.
Biodivers Data J ; 10: e77025, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-35068979

RESUMEN

VIETBIO [Innovative approaches to biodiversity discovery and characterisation in Vietnam] is a bilateral German-Vietnamese research and capacity building project focusing on the development and transfer of new methods and technology towards an integrated biodiversity discovery and monitoring system for Vietnam. Dedicated field training and testing of innovative methodologies were undertaken in Cuc Phuong National Park as part and with support of the project, which led to the new biodiversity data and records made available in this article collection. VIETBIO is a collaboration between the Museum für Naturkunde Berlin - Leibniz Institute for Evolution and Biodiversity Science (MfN), the Botanic Garden and Botanical Museum, Freie Universität Berlin (BGBM) and the Vietnam National Museum of Nature (VNMN), the Institute of Ecology and Biological Resources (IEBR), the Southern Institute of Ecology (SIE), as well as the Institute of Tropical Biology (ITB); all Vietnamese institutions belong to the Vietnam Academy of Science and Technology (VAST). The article collection "VIETBIO" (https://doi.org/10.3897/bdj.coll.63) reports original results of recent biodiversity recording and survey work undertaken in Cuc Phuong National Park, northern Vietnam, under the framework of the VIETBIO project. The collection consist of this "main" cover paper - characterising the study area, the general project approaches and activities, while also giving an extensive overview on previous studies from this area - followed by individual papers for higher taxa as studied during the project. The main purpose is to make primary biodiversity records openly available, including several new and interesting findings for this biodiversity-rich conservation area. All individual data papers with their respective primary records are expected to provide useful baselines for further taxonomic, phylogenetic, ecological and conservation-related studies on the respective taxa and, thus, will be maintained as separate datasets, including separate GUIDs also for further updating.

3.
Cladistics ; 38(2): 264-275, 2022 04.
Artículo en Inglés | MEDLINE | ID: mdl-34487362

RESUMEN

Halting biodiversity decline is one of the most critical challenges for humanity, but monitoring biodiversity is hampered by taxonomic impediments. One impediment is the large number of undescribed species (here called "dark taxon impediment") whereas another is caused by the large number of superficial species descriptions, that can only be resolved by consulting type specimens ("superficial description impediment"). Recently, Sharkey et al. (2021) proposed to address the dark taxon impediment for Costa Rican braconid wasps by describing 403 species based on COI barcode clusters ("BINs") computed by BOLD Systems. More than 99% of the BINs (387 of 390) were converted into species by assigning binominal names (e.g. BIN "BOLD:ACM9419" becomes Bracon federicomatarritai) and adding a minimal diagnosis (consisting only of a consensus barcode for most species). We here show that many of Sharkey et al.'s species are unstable when the underlying data are analyzed using different species delimitation algorithms. Add the insufficiently informative diagnoses, and many of these species will become the next "superficial description impediment" for braconid taxonomy because they will have to be tested and redescribed after obtaining sufficient evidence for confidently delimiting species. We furthermore show that Sharkey et al.'s approach of using consensus barcodes as diagnoses is not functional because it cannot be applied consistently. Lastly, we reiterate that COI alone is not suitable for delimiting and describing species, and voice concerns over Sharkey et al.'s uncritical use of BINs because they are calculated by a proprietary algorithm (RESL) that uses a mixture of public and private data. We urge authors, reviewers and editors to maintain high standards in taxonomy by only publishing new species that are rigorously delimited with open-access tools and supported by publicly available evidence.

4.
Cladistics ; 37(5): 540-558, 2021 10.
Artículo en Inglés | MEDLINE | ID: mdl-34570937

RESUMEN

The Sarcophagidae (flesh flies) comprise a large and widely distributed radiation within the Calyptratae (Diptera). Larval feeding habits are ecologically diverse and include sarcosaprophagy, coprophagy, herbivory, invertebrate and vertebrate predation, and kleptoparasitism. To elucidate the geographic origin and evolution of flesh fly life-history, we inferred a backbone phylogeny based on transcriptomic data from 26 sarcophagid species covering all three subfamilies plus 15 outgroups. The phylogeny was inferred using maximum parsimony and maximum likelihood methods based on a series of supermatrices, one set with overall information content improved by MARE (2290 loci), one set with 100% gene coverage for all included species (587 loci), and the last set including mitochondrial and nuclear genes (589 loci) and additional taxa. In order to obtain a more detailed hypothesis, we utilized the supertree approach to combine results from the present study with previously published hypotheses. This resulted supertree covers 84 of the one hundred currently recognized sarcophagid genera and formed the basis for the ancestral state reconstructions. The monophyletic Sarcophagidae is well-supported as sister to {Mystacinobiidae + Oestridae}, and relationships at the subfamily level are inferred as {Sarcophaginae, (Paramacronychiinae + Miltogramminae)}. The Sarcophagidae and each subfamily originated in the Americas, with Sarcophaginae diversifying mainly in the Neotropics, whereas the major radiation of both Miltogramminae and Paramacronychiinae occurred in the Palaearctic. Sarcosaprophagy is reconstructed as the ancestral larval feeding habit of the family Sarcophagidae and each subfamily. The ancestral sarcophagid larva probably utilized dead invertebrates as food, and the food spectrum expanded together with the diversification of breeding strategies. Particularly, kleptoparasitism in Miltogramminae is derived from sarcosaprophagy and may be seen as having derived from the breeding biology of 'lower' miltogrammines, the larvae of which feed on buried vertebrate carrion.


Asunto(s)
Dípteros/clasificación , Evolución Molecular , Filogenia , Sarcofágidos/clasificación , Transcriptoma , Animales , Dípteros/genética , Dípteros/metabolismo , Genoma Mitocondrial , Larva/clasificación , Sarcofágidos/genética , Sarcofágidos/metabolismo
5.
BMC Ecol Evol ; 21(1): 70, 2021 04 28.
Artículo en Inglés | MEDLINE | ID: mdl-33910519

RESUMEN

BACKGROUND: The common name of the Flesh flies (Sarcophagidae) usually relates them with organisms feeding on decomposing organic matter, although the biology of one of the largest radiations among insects also includes predation, coprophagy, and even kleptoparasitism. The question of whether the ancestor of all sarcophagids was a predator or a decomposer, or in association to which host have sarcophagids evolved, has thus always piqued the curiosity of flesh fly specialists. Such curiosity has often been hindered by both the impossibility of having a well-supported phylogeny of Sarcophagidae and its sister group to trace live habits and the scarcity of information on the biology of the group. Using a phylogenomic dataset of protein-encoding ultraconserved elements from representatives of all three subfamilies of Sarcophagidae as ingroup and a large Calyptratae outgroup, a robust phylogenetic framework and timescale are generated to understand flesh fly systematics and the evolution of their life histories. RESULTS: The evolutionary history for Sarcophagidae reconstructed here differs considerably from previous hypotheses. Within subfamily Sarcophaginae, a group of predatory flies, including genera Lepidodexia and Boettcheria, emerged as sister-group to the rest of Sarcophaginae. The genera Oxysarcodexia, Ravinia, and Tricharaea, long considered archaic and early-branching coprophagous and sarcosaprophagous lineages, were found nested well within the Sarcophaginae as sister-group to the sarcosaprophagous Microcerella. Predation on invertebrates is suggested as the ancestral and dominant strategy throughout the early evolution of flesh flies. Several transitions from predation to sarcosaprophagy and coprophagy occur across the sarcophagid phylogenetic tree, in contrast with almost no transitions from sarcosaprophagy or coprophagy to predatory habits. Regarding the morphological evolution of flesh flies, there might be a concerted evolution of male genitalia traits, such as the phallotrema position and the juxta, or the vesica and the folding of the phallotrema. One diversification rate shift was inferred in the evolution of sarcophagids, which is related to the origin of genus Sarcophaga. CONCLUSIONS: This study has a significant impact on understanding sarcophagid evolution and highlights the importance of having a robust phylogenetic framework to reconstruct the ancestral character state of biological and morphological characters. I discuss the evolution of life histories of the family in relation to their hosts or substrates and outline how sarcosaprophagy, coprophagy, and kleptoparasitism behavior on various hosts may have evolved from predation on invertebrates. This study provides a phylogenetic framework for further physiological and comparative genomic work between predatory, sarcosaprophagous, coprophagous, and kleptoparasitic lineages, which could also have significant implications for the evolution of diverse life histories in other Diptera.


Asunto(s)
Dípteros , Sarcofágidos , Animales , Genómica , Masculino , Filogenia , Sarcofágidos/genética
6.
Acta Trop ; 213: 105720, 2021 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-33007304

RESUMEN

Many flesh flies of the subfamily Sarcophaginae are very competitive carrion visitors and breeders, and several are synanthropic species of medical and forensic importance. The knowledge of these taxa is still limited, which is more noticeable in sub-sampled ecosystems such as the tropical dry forests of Colombia. Four new species, Blaesoxipha (Gigantotheca) wajiira sp. nov., Lepidodexia deborarangoa sp. nov., Oxysarcodexia luriza sp. nov. and Udamopyga iku sp. nov., are described from tropical dry forests in the Colombian departments of Atlántico, Bolívar, Cesar and La Guajira, all collected using Van Someren-Rydon traps baited separately with fermented fruit, decomposing fish and human feces. The species B. (G.) wajiira sp. nov. is probably synanthropic, while the remaining three new species avoid habitats in and around built-up areas. A phylogenetic parsimony analysis based on 222 morphological characters across 121 taxa of flesh flies recovers each new species nested within their respective genus. The subgeneric affiliation of L. deborarangoa sp. nov. within the large and diverse genus Lepidodexia (sensu lato) is inconclusive, and potential issues of relying solely on external morphological characters for generic and subgeneric classifications are highlighted. The species Lepidodexia (Notochaeta) woodi (Lopes), Oxyvinia wicharti (Lopes) and Sarcofahrtiopsis spinetta Mulieri & Dufek are new records for Colombia. COI sequence data are provided for U. iku sp. nov., L. (N.) woodi and O. wicharti.


Asunto(s)
Bosques , Sarcofágidos/clasificación , Animales , Colombia , Ecosistema , Femenino , Humanos , Masculino , Filogenia , Sarcofágidos/anatomía & histología , Sarcofágidos/fisiología
7.
Zookeys ; 831: 95-155, 2019.
Artículo en Inglés | MEDLINE | ID: mdl-30930642

RESUMEN

An updated checklist of Croatian flesh flies is presented based on the literature, on material collected from 2004 to 2017, and on specimens in museum collections. The checklist comprises 22 genera and 148 species (two left unnamed), 105 of which are represented by new Croatian records. Twenty-five species are recorded from Croatia with certainty for the first time: Amobiapelopei (Rondani, 1859), Apodacraseriemaculata Macquart, 1854, Craticulinatabaniformis (Fabricius, 1805), Macronychiastriginervis (Zetterstedt, 1838), Metopiacampestris (Fallén, 1810), Miltogrammabrevipila Villeneuve, 1911, Miltogrammaiberica Villeneuve, 1912, Miltogrammaoestracea (Fallén, 1820), Miltogrammapunctata Meigen, 1824, Oebalia cylindrica (Fallén, 1810), Phyllotelespictipennis Loew, 1844, Senotainiaconica (Fallén, 1810), Taxigrammahilarella (Zetterstedt, 1844), Taxigrammastictica (Meigen, 1830), Agriamonachae (Kramer, 1908), Nyctialugubris (Macquart, 1843), Blaesoxipha (Blaesoxipha) aurulenta Rohdendorf, 1937, Blaesoxipha (Blaesoxipha) batilligera Séguy, 1941, Blaesoxipha (Blaesoxipha) plumicornis (Zetterstedt, 1859), Sarcophaga (Helicophagella) okaliana (Lehrer, 1975), Sarcophaga (Heteronychia) amita Rondani, 1860, Sarcophaga (Heteronychia) ancilla Rondani, 1865, Sarcophaga (Heteronychia) pseudobenaci (Baranov, 1942), Sarcophaga (Myorhina) lunigera Böttcher, 1914 and Sarcophaga (Stackelbergeola) mehadiensis Böttcher, 1912. Taxigrammahilarella, Nyctialugubris, Agriamonachae, Blaesoxipha (Blaesoxipha) aurulenta and Sarcophaga (Heteronychia) amita are recorded from Southeast Europe with certainty for the first time. The species Sarcophaga (Sarcophaga) hennigi Lehrer, 1978 is omitted from the list, as previous records from Croatia are shown to be based on an erroneous synonymy with Sarcophaganovaki Baranov, 1941 (= Sarcophaga (Sarcophaga) croatica Baranov, 1941). Blaesoxipha (Blaesoxipha) rufipes (Macquart, 1839) could not be confirmed from Croatia and is not included in the checklist. Three new synonymies are proposed: Golania Lehrer, 2000 = Thyrsocnema Enderlein, 1928, syn. nov., Parasarcophaga (Liosarcophaga) kovatschevitchi Strukan, 1970 = Sarcophaga (Liosarcophaga) marshalli Parker, 1923, syn. nov., and Sarcophagasubvicinassp.novaki Baranov, 1941 = Sarcophaga (Sarcophaga) croatica Baranov, 1941, syn. nov. As part of an effort to update the European distributions of all Croatian species, the following new national and regional records are also provided: Miltogrammabrevipila, Miltogrammataeniata Meigen, 1824 and Sarcophaga (Heteronychia) pandellei (Rohdendorf, 1937) new to Greece; Sarcophaga (Liosarcophaga) harpax Pandellé, 1896 and Sarcophaga (Sarcophaga) croatica new to Italy (respectively mainland and mainland and Sicily); Miltogrammaiberica new to Bulgaria and Sardinia; Pterellaconvergens (Pandellé, 1895) new to mainland Italy and Sicily; Nyctialugubris new to mainland Italy and Sardinia; Blaesoxipha (Blaesoxipha) litoralis (Villeneuve, 1911) new to Sardinia and thus confirmed for Italy; Apodacraseriemaculata, Macronychiastriginervis, Protomiltogrammafasciata (Meigen, 1824) and Blaesoxipha (Blaesoxipha) ungulata (Pandellé, 1896) new to Sardinia and Sicily; Macronychiadolini Verves & Khrokalo, 2006, Macronychiapolyodon (Meigen, 1824), Metopiaargyrocephala (Meigen, 1824), Senotainiaalbifrons (Rondani, 1859), Taxigrammamultipunctata (Rondani, 1859), Taxigrammastictica, Blaesoxipha (Blaesoxipha) unicolor (Villeneuve, 1912) and Sarcophaga (Helicophagella) agnata Rondani, 1860 new to Sardinia; Metopodiapilicornis (Pandellé, 1895), Miltogrammaoestracea, Miltogrammarutilans Meigen, 1824, Nyctiahalterata (Panzer, 1798), Blaesoxipha (Blaesoxipha) lapidosa Pape, 1994 and Blaesoxipha (Blaesoxipha) plumicornis new to Sicily.

8.
Zootaxa ; 4422(3): 385-394, 2018 May 24.
Artículo en Inglés | MEDLINE | ID: mdl-30313492

RESUMEN

A new species of flesh fly, Sarcophaga karakoncolos sp. n., is described based on a single adult male from Turkey (Isparta Province, Anatolia), characterised by its very large size (almost 22mm in body length) and by a unique combination of morphological features. These, together with available molecular data, do not support inclusion of the new species in any of the currently recognised subgenera of Sarcophaga, and it is placed in a new subgenus, Hadroxena subg. n.


Asunto(s)
Dípteros , Sarcofágidos , Animales , Masculino , Turquía
9.
Acta Trop ; 182: 291-297, 2018 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-29408406

RESUMEN

The first step for a successful use of any insect as indicator in forensic sciences is providing a precise taxonomic identification at species level. Due to morphology-based identification of Sarcophaginae flies (Diptera, Sarcophagidae) is often difficult and requires strong taxonomic expertise, their use as forensic indicators has been limited. Consequently, molecular-based approaches have been accepted as alternative means of identification. Thus, we aimed testing the efficiency of the barcode region of the mitochondrial cytochrome oxidase subunit I (COI) gene for identification of synanthropic flesh flies of several species of the genera Peckia, Oxysarcodexia, Ravinia, and Tricharaea collected in Colombia. The 645-bp fragment of COI was amplified and aligned (215 parsimoniously informative variable sites). We calculated Kimura two-parameter genetic distances and reconstruct a Neighbor-Joining phylogenetic tree. Our Neighbor-Joining tree recovered all species as monophyletic, and confirmed a new species of the genus Ravinia as also indicated by the interspecific genetic divergences and morphological observations. We obtained a 100% of identification success. Thus, the COI barcodes showed efficiency as an alternative mean of identification of species of flesh flies collected on decaying organic matter in Colombia.


Asunto(s)
Código de Barras del ADN Taxonómico/métodos , Sarcofágidos/genética , Animales , Colombia , Complejo IV de Transporte de Electrones/genética , Ciencias Forenses/métodos , Genes Mitocondriales , Filogenia , Sarcofágidos/clasificación , Análisis de Secuencia de ADN
11.
Cladistics ; 33(2): 109-133, 2017 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-34710974

RESUMEN

The hyperdiverse genus Sarcophaga Meigen, with about 890 valid species arranged within 169 subgenera, accounts for almost half of the diversity of the subfamily Sarcophaginae. Current phylogenetic hypotheses for this genus are poorly supported or based on small taxon sets, or both. Here, we use molecular data from the genes COI and 28S to reconstruct the phylogeny of Sarcophaga based on the most comprehensive sampling for the group to date: 144 species from 47 subgenera, including representatives from all regional faunas for the first time. Of the total sequences of Sarcophaga used in the present study, 94.7% were newly generated. The secondary structure of the D1-D3 expansion segments of 28S is presented for the first time for the family Sarcophagidae, and is used in a multiple sequence alignment. Branch support and tree resolution increased remarkably through rogue taxa identification and exclusion. Rogue behaviour was explained mostly as a missing data problem. The RogueNaRok web service and the algorithms chkmoves, IterPCR and prunmajor implemented in the computer program TNT were equally good at identifying critical rogue species, but chkmoves and IterPCR also identified rogue clades. Pruning rogues increased the number of monophyletic subgenera in consensus trees from one to six out of 19 subgenera with more than one representative species. Bayesian inference, maximum-likelihood and parsimony analyses recovered more monophyletic subgenera after the removal of rogue taxa, with parsimony showing the largest improvements in branch support and resolution. Although with low support, Nearctic taxa were found to be the earliest diverging lineages, followed by a subsequent diversification of Old World faunas, which is in agreement with currently available evidence of a New World origin and early diversification of Sarcophaga.

12.
Mol Phylogenet Evol ; 107: 619-629, 2017 02.
Artículo en Inglés | MEDLINE | ID: mdl-28027962

RESUMEN

The flesh-fly genus Sarcophaga is extremely diverse and contains ca. 30% of the species in the family Sarcophagidae (∼3000 species). The phylogenetic position of the genus-group taxa Helicobia, Lipoptilocnema, and Peckia remains uncertain with respect to the hyperdiverse Sarcophaga, due to conflicting phylogenetic trees and insufficient sampling in recent studies. We present maximum-likelihood and Bayesian phylogenetic analyses of 145 species of 48 subgenera of the genus Sarcophaga from all biogeographic regions based on the molecular markers COI, 28 D1-D3 expansion regions, EF1α, and white. Our analyses find (Lipoptilocnema+Peckia) as the sister group of the monophyletic Sarcophaga. The genus Helicobia is placed outside Sarcophaga. Our hypotheses suggest that the ancestor shared by Sarcophaga and its sister clade originated in the Neotropical region, and the subsequent range expansion might be related to the formation of the Isthmus of Panama. This study supports the monophyly of most of the subgenera of Sarcophaga included here, and it shows the evolution of this genus to be a rapid radiation occurring in the Nearctic region with a subsequent dispersal into the Old World. The subgeneric clusters within Sarcophaga are in agreement with the current classification, with only Mauritiella, Rosellea, Helicophagella, Liosarcophaga, and Sarcorohdendorfia being non-monophyletic. We also validate the monotypic condition of 10 subgenera.


Asunto(s)
Sitios Genéticos , Filogenia , Sarcofágidos/clasificación , Sarcofágidos/genética , Animales , Teorema de Bayes , Funciones de Verosimilitud
13.
Zootaxa ; 4084(1): 115-24, 2016 Feb 24.
Artículo en Inglés | MEDLINE | ID: mdl-27394253

RESUMEN

Three new species of Oxysarcodexia Townsend (Diptera: Sarcophagidae) from the Colombian Andes are described based on male specimens collected using decaying animal matter as bait: Oxysarcodexia catica sp. n., O. laclaricola sp. n., and O. liliarum sp. n. The straight and narrow cercal prong with an acute apex, and the juxta enlarged distally and folded backwards of O. catica sp. n. resemble these structures in O. fraterna Lopes, O. peruviana (Lopes) and O. vittata (Walker). The shape of the cercus of O. laclaricola sp. n. is similar to that of O. floricola Lopes, whereas its vesica is similar in shape to that of O. cyaniforceps (Hall). Oxysarcodexia liliarum sp. n. resembles O. favorabilis (Lopes) in the inflorescence-like phallus and enlarged juxta. The postero-distal phallic enlargement of O. catica sp. n. and O. liliarum sp. n. support the inclusion of these species in the so-called "Xarcophaga group" (sensu Lopes).


Asunto(s)
Sarcofágidos/clasificación , Distribución Animal , Estructuras Animales/anatomía & histología , Estructuras Animales/crecimiento & desarrollo , Animales , Tamaño Corporal , Colombia , Ecosistema , Masculino , Tamaño de los Órganos , Sarcofágidos/anatomía & histología , Sarcofágidos/crecimiento & desarrollo
14.
Zootaxa ; 3622: 1-87, 2013.
Artículo en Inglés | MEDLINE | ID: mdl-25320760

RESUMEN

The New World and largely Neotropical genus Peckia Robineau-Desvoidy, 1830 is revised with a key to all species. Peckia is considered a senior synonym of Guanoxipha Lehrer, 2012, n. syn. and of Sarcodexia Townsend, 1892, n. syn., the first one under Squamatodes Curran and the latter maintained as a valid subgenus, which here is redefined giving the new generic combinations Peckia (Sarcodexia) lambens (Wiedemann, 1830), n. comb. and P. (S.) notata (Lopes, 1935), n. comb.; and the new subgeneric affiliations P. (S.) aequata (Wulp, 1895), P. (S.) chirotheca (Hall, 1933), P. (S.) dominicana (Lopes, 1982), P. (S.) florencioi (Prado & Fonseca, 1932), P. (S.) roppai (Lopes & Tibana, 1982) and P. (S.) tridentata (Hall, 1937). Peckia virgo (Pape, 1994) is transferred from subgenus Euboettcheria Townsend, 1927 to subgenus Squamatodes Curran, 1927. Sarcophaga adolenda Lopes, 1935 is transferred from its current position in Peckia to the genus Retrocitomyia Lopes, 1982, n. comb. A total of 67 species are recognized and grouped in the subgenera Euboettcheria, Pattonella Enderlein, 1928, Peckia Robineau-Desvoidy, 1830 (sensu stricto), Sarcodexia and Squamatodes. Nine new species are described, viz., Peckia (Euboettcheria) santamariae n. sp. (Colombia), Peckia (Euboettcheria) cacao n. sp. (Costa Rica), Peckia (Euboettcheria) calixtoi n. sp. (Puerto Rico), Peckia (Euboettcheria) hernandosi n. sp. (Ecuador), Peckia (Pattonella) kladosoides n. sp. (Colombia), Peckia (Peckia) cocopex n. sp. (Costa Rica: Cocos Island), Peckia (Peckia) sarmientoi n. sp. (Ecuador), Peckia (Peckia) rosalbae n. sp. (Colombia) and Peckia (Sarcodexia) cocos n. sp. (Costa Rica: Cocos Island). The following new synonymies are proposed as junior synonyms under their respective species: under Peckia (Euboettcheria) tridentata (Hall, 1937) is Euboettcheria alvarengai Lopes & Tibana, 1982, n. syn.; under Peckia (Peckia) chrysostoma (Wiedemann, 1830) is Paraphrissopoda hugolopesiana Lehrer, 2006, n. syn.; under Peckia (Peckia) pexata (Wulp, 1895) are Sarcophaga concinnata Williston, 1896, n. syn., Sarcophaga otiosa Williston, 1896, n. syn. and Paraphrissopoda catiae Lehrer, 2006, n. syn.; under Peckia (Peckia) rubella (Wiedemann, 1830) is Sarcophaga capitata Aldrich, 1916, n. syn. and under Peckia (Squamatodes) trivittata (Curran, 1927) is Squamatodes stahli Dodge, 1966, n. syn. Lectotypes are designated for Sarcophaga aequata Wulp, 1895, Sarcophaga concinnata Williston, 1896, Sarcophaga otiosa Williston, 1896 and Sarcophaga volucris Wulp, 1895. Paraphrissopoda alvesia Lehrer, 2006 is deemed an unavailable name as no depository was given for the putative type material.


Asunto(s)
Dípteros/anatomía & histología , Dípteros/clasificación , Américas , Animales , Masculino , Especificidad de la Especie
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