MarLIN is an initiative of the Marine Biological Association of the UK in collaboration with major holders and users of marine biological data (<http://www.marlin.ac.uk/index2.htm?demo/Litcor.htm>);
The Tree of Life is a collaborative web project, produced by biologists from around the world. On more than 2600 World Wide Web pages, the Tree of Life provides information about the diversity of organisms on Earth, their history, and characteristics (<http://tolweb.org/tree/phylogeny.html>);
Australian Opheliidae (Polychaeta) DELTA database (<http://www.museum.vic.gov.au/poly/ophitems.html>);
European register of Marine Species (<http://erms.biol.soton.ac.uk/lists/brief/Polychaeta.shtml>);
CRUSTACEANS OF THE CNMI (<http://www.crm.gov.mp/marine/biodiversity/crusties/crust.htm>);
Systema Naturae 2000 / Classification (<http://sn2000.taxonomy.nl/Main/Classification/..%5C..%5C..%5CMain%5CClassification%5C15265.htm>);
Smithsonian Marine Station at Fort Pierce (<http://www.sms.si.edu/IRLSpec/aspecies2.htm>);
Cephalaspidea from around the world (<http://www.medslugs.de/Opi/CEPHALASPIDEA.htm>):
Sea slug forum (<http://www.seaslugforum.net/species.htm>);
A Biotic Database of Indo-Pacific Marine Mollusks (<http://data.acnatsci.org/obis/>);
The Academy of Natural Sciences: Online collections databases (<http://erato.acnatsci.org/databases/index.php>):
The Amphipod Homepage (<http://web.odu.edu/sci/biology/amphome/index.html>):
The Dutch Ascidians Homepage (<http://www.ascidians.com/>). *Although every effort is made at the NODC to insure accuracy of the taxonomy contained in this metadata record, information is provided as an aid to search engines and is not designed to serve as a definitive taxonomic guide.* Notes are included in this metdata record where the originator spelling differs from that as given by ITIS. NO ORIGINAL DATA IS ALTERED AT THE NODC.