38m depth [details]

35m [details]

5-585m depth [details]

Only known from the type locality in McMurdo Sound, Ross Sea. [details]

Only known from two localities in McMurdo Sound (14m) and Terra Nova Bay (40m) [details]

Only known from three sampling localities between Faraglione and Cape Russell in Terra Nova Bay, Ross Sea. In fine ... [details]

Known from both McMurdo Sound and Terra Nova Bay [details]

Only known from the type locality in Terra Nova Bay, Ross Sea. [details]

Only known from stations in McMurdo Sound, Ross Sea. [details]

Named for the thorn-like outline of the setae, using the Greek nouns ‘acantha’ (= spine, thorn) and ... [details]

Named from the Latin ‘algidus’ (= ice cold, frosty). [details]

Named for the shape of the prostomium, from the Latin ‘angustus’ (= thin, narrow) and ‘nasus’ (= nose). [details]

There is no etymological explanation in the Original paper, but most likely derived from the locality (Ross Sea) ... [details]

The species is dedicated to Prof Gianmaria Carchini, collector of all the Terra Nova Bay material [details]

The specific name refers to the possession of distinctly larger-sized setae in posterior segments, using the Latin ... [details]