''Eulagisca'' is a
genus of marine
polychaete worms belonging to the family
Polynoidae. The genus includes 5 species which are all found in the Southern and Antarctic Oceans and are notable for reaching a large size - 180 mm or more long - larger than any other species of Polynoidae.
[Pettibone, Marian H. 1997. Revision of the scaleworm genus ''Eulagisca'' McIntosh (Polychaeta: Polynoidae) with the erection of the subfamily Eulagiscinae and the new genus ''Pareulagisca''. Proceedings of the Biological Society of Washington, 110(4): 537–551]
Description
Species of ''Eulagisca'' have 35–41 segments and 15 pairs of
elytra. The lateral antennae are undivided and inserted terminally on the prostomium . There is a distinctive dorsal fold ("nuchal flap" in the taxonomic literature) on segment 2, and unlike the related genus ''Pareulagisca'', in ''Eulagisca'' all
notochaetae are stout and have blunt tips.
Species
Five species of ''Eulagisca'' are recognised as of August 2020:
[
]
*''
Eulagisca corrientis'' McIntosh, 1885
*''
Eulagisca gigantea
''Eulagisca gigantea'' is a scale worm that is widely distributed around Antarctica and the Southern Ocean at depths of about .
Description
''Eulagisca gigantea'' can grow to a length of and a width of . It is dorso-ventrally flattened and has ...
'' Monro, 1939
*''
Eulagisca macnabi'' Pettibone, 1997
*''
Eulagisca puschkini'' Averincev, 1972
*''
Eulagisca uschakovi
''Eulagisca uschakovi'' is a giant scale worm known from the Antarctic, in waters such as off Mac.Robertson Land, Palmer Archipelago and the Weddell Sea, at depths of 10 to 920m.
Description
Specimens can grow to up to around 190mm in length ...
'' Pettibone, 1997
References
Phyllodocida
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