A new species of Siccia (Lepidoptera, Erebidae, Arctiinae) from Vietnam.

A new species Siccia triellipsis sp. nov., is described from Vietnam. Illustrations of the adults and genitalia of the new species are provided.

Taxonomic study of the genus Spilonota Stephens (Lepidoptera: Tortricidae: Olethreutinae: Eucosmini) with descriptions of two new species in Korea.

A taxonomic study of Spilonota Stephens, 1834, in Korea is conducted, and S. prognathana (Snellen, 1883) which had previously been merged with S. albicana (Motschulsky, 1866) is separated again. Additionally, as a result of research based on materials from Incheon National University two new species; S. samseong Choi, Bae & Nasu, S. laticucullusa Choi, Bae & Nasu proposed from Korea. The study provides brief descriptions of Spilonota species in Korea, with illustrations of the adult and genital morphology. Identification key for the known species reported from Korea is included.

Two new species of the genus Stericta Lederer (Lepidoptera, Pyralidae, Epipaschiinae) from Laos and Cambodia.

Two new species, Stericta jaeshini Kim & Bae, sp. nov. and S. atroaurantiaca Kim & Bae, sp. nov. are described from Southeast Asia. About 50 species of the genus Stericta have been recorded from Southeast Asia, but it has not been recorded to occur in Laos and Cambodia previously. We record the presence of this genus in these two countries for the first time in this study. Illustrations of adults and genitalia of examined species are provided. v.

One new species and one new record of Nephelomilta Hampson (Lepidoptera, Erebidae, Arctiinae) from Southeast Asia.

A new species, Nephelomilta vinhphuciensis sp. nov. is described from Vietnam (Vinh Phuc province) along with the nominate species, N. sumatrana (van Eecke, 1927) newly recorded from Thailand (Ranong province). Illustrations of adults and male genitalia of the examined species are presented.

Taxonomic review of the genus Nycteola Hübner (Lepidoptera, Nolidae) from Korea including potential invasive pests.

Background: The genus Nycteola Hübner has been mainly distributed in the Old World and usually feeds on Fagaceae and Salicaceae, but Myrtaceae and Juglandaceae have also been reported. In Korea, the number of this genus has been changed from four to three after 2007, but three or four species are listed confusingly up to now. New information: The Japanese endemic species Nycteoladufayi Sugi, 1982 are firstly reported for the Continents with its brief biology. Additionally, Korean fauna of nycteolid species are reviewed.

Review of the genus Diduga (Lepidoptera, Erebidae, Arctiinae) of Laos, with description of one new species.

The genus Diduga Moore, [1887] is reviewed with 11 species from Laos, including one new species, D. bantha sp. nov. Illustrations of adults and genitalia of all examined species from Laos are provided, with the checklist of Laotian species of the genus Diduga.

Review of the genus Stictane Hampson (Lepidoptera, Erebidae, Arctiinae) in Thailand with description of a new species.

The genus Stictane Hampson is reviewed in Thailand, which is represented with 11 species including seven newly recorded and one newly described species, S. bokorensis, S. cambodiensis, S. fuscus, S. gemina, S. kualabohi, S. mlcochi, S. transversana and S. trigonica sp. n. Females of S. kualabohi and S. cambodensis are studied for the first time. Illustrations showing the general view of the body of adults and genitalia of all examined species from Thailand are provided.

A new Halone Walker (Lepidoptera, Erebidae, Arctiinae, Lithosiini) from Vietnam with establishing of a new combination.

A new species, Halone arcuata sp. nov. is described from Vietnam, and a new combination Halone bucseki (ern, 2009), comb. nov. is proposed. A diagnostic comparison between newly described species and H. viktorai Bucsek, 2014, H. solitus Bucsek, 2014 and H. hollowayi Bayarsaikhan Bae, 2019. Adults, male and female genitalia of all species mentioned are illustrated.

A new species of Olethreutes Hübner, 1822 (Lepidoptera, Tortricidae, Olethreutinae) from Korea.

One new species of Olethreutes Hübner, 1822 species, O. oculata Kim, Byun & Bae, sp. nov., is described, and two related species, O. captiosana (Falkovitsh, 1960) and O. subtilana (Falkovitsh, 1959), are redescribed from Korea. Color figures of adults and images of genitalia are provided. [Zoobank registrations: Olethreutes oculata Kim, Byun & Bae, new species: LSID: urn:lsid:zoobank.org:act:814E618C-C13D-4FAC-A669-C3AD8673227F].

The monotypic genus Nephelobotys Munroe & Mutuura, 1970 (Lepidoptera, Crambidae, Pyraustinae): two new species from Laos and a newly combined species from Korea.

The genus Nephelobotys is newly recorded from Laos and two new species Nephelobotys denticulatus sp. nov. and Nephelobotys forcipatus sp. nov. are newly described. Nephelobotys evenoralis (Walker, 1859) comb. nov., is also newly reported from Korea. Illustrations of adults and genitalia are provided. The differences with related genus Torulisquama Zhang & Li, 2010 are briefly discussed.

Two new species and a new record of the genus Meganola Dyar, 1898 (Lepidoptera, Nolidae, Nolinae) from Laos.

The paper contains the description of two new Meganola Dyar, 1898 species (M. canaliculata Cha Bae, sp. n. and M. phuana Cha Bae, sp. n.) and a new record of M. tetrodon (de Joannis, 1928) from Laos. Color figures of adults and genitalia of the examined species are provided.

Review of the genus Diduga Moore (Lepidoptera, Erebidae, Arctiinae) of Taiwan, with descriptions of two new species.

Two new species, Diduga taiwana sp. n. and D.nantouensis sp. n. are described from Taiwan. Illustrations of adults and genitalia of examined species from Taiwan are given.

A new species of Palpita Hübner from Laos (Lepidoptera, Crambidae, Spilomelinae).

A new species of the genus Palpita Hübner is described from Laos, which is very close to P. inusitata (Butler, 1879) found in Japan.

Two new species and four new records of Diduga (Lepidoptera, Erebidae, Arctiinae) from Laos.

Two new species, Diduga hastata sp. nov. and Diduga mucronata sp. nov. are described from Laos along with four newly recorded species, D. annulata Hampson, 1900, D. amoenusa Bucsek, 2012, D. allodubatolovi Bayarsaikhan, Li Bae, 2020 and D. luteogibbosa Bayarsaikhan, Li Bae, 2020. Illustrations of adults and genitalia of examined species from Laos are provided.

A checklist of Stictane Hampson (Lepidoptera, Erebidae, Arctiinae) with emphasis on the Laotian fauna.

The genus Stictane Hampson is reviewed in Laos, with eight species including four newly recorded species, S. obscura (Inoue, 1976), S. pectinata Holloway, 2001, S. fuscus Bucsek, 2014 and S. bokorensis Bayarsaikhan Bae, 2015. Illustrations of adults and genitalia of all examined species from Laos are provided, with an updated checklist of all described species of Stictane.

New record of Agrisius Walker (Lepidoptera, Erebidae, Arctiinae) from Cambodia, with description of a new species.

The genus Agrisius Walker (1855) is reported for the first time in Cambodia, for the new species Agrisius nigripunctata sp. n. Additionally, Agrisius fuliginosus is reported for the first time in Laos, Myanmar, China, Thailand and Vietnam. Illustrations of the adult and genitalia of Agrisius nigripunctata sp. n. and A. fuliginosus Moore are presented.

New record of the genus Leucinodella Strand from Laos (Lepidoptera, Crambidae, Spilomelinae), with description of a new species.

The genus Leucinodella Strand (1918) is reported from Laos for the first time, with a new species, Leucinodella banthaensis n. sp., and one newly recorded species, Leucinodella leucostola (Hampson, 1896). A key to Leucinodella species in Laos is provided, with illustrations of adults and genitalia.

Exoasota pursatensis Ko amp; Bae, new genus and species of the Spilomelinae (Lepidoptera: Pyraloidea: Crambidae) from Indochina.

Exoasota pursatensis Ko Bae, gen. nov. sp. nov. (Lepidoptera: Pyraloidea: Crambidae) is described from Indochina (Cambodia, Thailand, Vietnam, Myanmar). The new genus Exoasota is assigned to Spilomelinae on the basis of the morphological evidence, including the tympanal organs and genitalia. In addition, we provide comparisons with genera Epiparbattia Caradja (Crambidae, Pyraustinae) and Asota Hübner (Erebidae, Aganainae). Illustrations of adults, genitalia, and tympanal characters are provided.

A new species and four new records of Diduga Moore (Lepidoptera, Erebidae, Arctiinae) from Thailand.

One new species, Diduga sphaeracephalus n. sp., is described from Thailand along with four newly recorded species, D. alternota Bucsek, 2014, D. bispinosa Bayarsaikhan Bae, 2018, D. dubatolovi Bayarsaikhan Bae, 2018 and D. allodubatolovi Bayarsaikhan, Li Bae, 2020. Illustrations of adults and genitalia of examined species are provided.

A new species of the genus Tatargina (Lepidoptera, Erebidae, Arctiinae) from Cambodia.

A new species of the Tatargina Butler, T. erythromelaena Bayarsaikhan Bae, n. sp., is described from Cambodia, with a recorded species, T. picta (Walker). Illustrations of adults and male genitalia of Cambodia and Thailand species are presented.