Remarkable biodiversity of flabelligerids in Japan: seven new species of Diplocirrus (Annelida: Flabelligeridae) from Japanese waters Author Jimi, Naoto Author Fujiwara, Yoshihiro Author Kajihara, Hiroshi text Zootaxa 2017 2017-10-19 4337 3 journal volume 31802 10.11646/zootaxa.4337.3.2 53927ce7-a83a-4a6d-929b-b4269892bd23 1175-5326 1024922 D927258A-BF86-4E22-8725-8DD2CADAD3A0 Key to species of Diplocirrus Haase, 1915 (modified from Teixeira et al . (2015 )) 1. Body papillae abundant................................................................................. 2 - Body papillae scarce, long, tunic looks bare...................................... Diplocirrus sp. from Sri Lanka (*) 2. Body papillae short, giving a velvety appearance............................................................. 3 - Body papillae long, giving a hirsute appearance............................................................. 20 3. Body without sand particles............................................................................. 4 - Body with sand particles............................................................................... 12 4. Ventrolateral gonopores present in some anterior chaetigers.................................................... 5 - Ventrolateral gonopores absent........................................................................... 9 5. First chaetiger with long chaetae, about half as long as body width; caruncle posteriorly expanded......................