Flabelliderma Hartman, 1969

Salazar-Vallejo, Sergio I., 2007, Revision of Flabelliderma Hartman, 1969 (Polychaeta: Flabelligeridae), Journal of Natural History 41 (33 - 36), pp. 2037-2061 : 2058

Key to species of Flabelliderma Hartman, 1969 , redefined

1 Dorsum covered by large tubercles or papillae, often with sediment particles.. 2

– Dorsum covered by small globular papillae........... 6

2 Dorsal tubercles soft, clavate with a thin base........... 3

– Dorsal tubercles tough, digitate or rectangular, with a wide base. F. ockeri n. sp.

3 Notopodial lobes compact, individual papillae mucrones not visible.... 4

– Notopodial lobes hirsute, individual papillae with mucrones free. F. gourdoni ( Gravier, 1906) n. comb.

4 Dorsal tubercles of two different sizes; neurohook handle with three longer articles, basal short, others slightly longer.. F. claparedei ( de Saint-Joseph, 1898) n. comb.

– Most dorsal tubercles clavate................ 5

5 Notopodial lobes with little sediment (living in sponges); 20–22 papillae per transverse row per segment, all shorter than notopodial lobes.. F. lighti n. sp.

– Notopodial lobes with abundant fine sediment (living in sandy bottoms or kelp holdfasts); 12–14 papillae per transverse row per segment, most about as long as notopodial lobes, some longer... F. papillosa ( Essenberg, 1922) n. comb.

6 Dorsal papillae without sediment particles; notopodial lobes thick. F. pruvoti ( Fauvel, 1930) n. comb.

– Dorsal papillae with sediment particles; notopodial lobes thin F. berkeleyorum n. sp.