Name	Info	Provider	Link
	subscription/membership/fee required	Atypon	https://royalsocietypublishing.org/doi/10.1098/rspb.2004.2759?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/15315892/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/15315892
SILVA LSU Database	free resource	SILVA	http://www.arb-silva.de/search/show/lsu/pubid/15315892