Fauveliopsidae Hartman, 1971

Salazar-Vallejo, Sergio I., Zhadan, Anna E. & Rizzo, Alexandra E., 2019, Revision of Fauveliopsidae Hartman, 1971 (Annelida, Sedentaria), Zootaxa 4637 (1), pp. 1-67 : 8

Key to genera of Fauveliopsidae Hartman, 1971

(modified after Salazar-Vallejo 2009)

1 Body surface rugose; integument opaque, not transparent; median segments wider than long; aciculars falcate; body shape wider medially or progressively wider subterminaly (often in mollusks shells or foraminiferans tests)......................................................................................... Fauveliopsis McIntosh, 1922 restricted

– Body surface smooth; integument transparent, rarely opaque; median segments as long as wide; acicular chaetae falcate or sigmoid, sometimes bidentate........................................................................... 2

2(1) Body cylindrical, anterior and posterior regions as wide as median one, not swollen; GP usually present in some anterior segments (usually free living)........................................................ Laubieriopsis Petersen, 2000

– Body not cylindrical, swollen in both ends, especially along posterior region; GP not seen (sometimes in soft tubes with sediment particles)......................................................................... Riseriopsis n. gen.