tionally rounded teeth 



w hi ally much • in height the lateral dia- 



in. nts which bear them; the fourth- 



hials bear prominent spinous median 



kn Is; usually • or more of the earlier 



nts of Pj twice as long as broad or longer 



ern United States) Comatonia ' 



Ij slender and thread-like, the enormously elon- 



with greatly swollen articulations ; the penulti- 



tent, which is much shorter than those preceding, is 



twice as long as broad; arms not more than 15 mm. in length 



LesserAntilles) Microcomatula 



ond, third and fourth pairs of pinnules are absent, so that 

 there are no pinnules between P, and P a , and 1' and P e (south- 

 t stern United States) Comatilia 



Comatella .\. II. Clark. 



k' y to the Species of the Genus Comatella. 



a 1 Usually 26 — 30 cirrns segments; usually more than 40 arms; all the IIIHr series 



present, usually numerous IVBr, VBr and VIBr series, and sometimes VIIBr 



ries also; the inner branch from each [IBr series and its division resembles 



the outer (north Australia to the Philippine Islands) nigra 



a Not more than 25 cirrus segments; not more than 35 arms 



li' usually 20 — 25 cirrus segments; usually 30 — 35 arms; IlIIir series usually 

 present on outsidë of rays only; the inner branch from each IIBr series 

 usually remains undivided (Ceylon eastward to Australia and 

 Oceania, reaching New South Wales, liji, Tonga, Samoa, 



the Philippine Islands and China) rtelligera 



li cirri with not more than 20 segments; usually 20 arms-, IIBr series usu- 

 ally all, or nearly all, present, but rarely any further division 



[5 2'> cirrus segments (from the islands in the south we st- 

 ern Indian Ocean eastward to northern Australia, New 

 Caledonia, Rotuma, the Caroline Islands and Maccles- 



field Bank) maculata 



nol more than 1 ;, cirrus segments (southwestern fapan) . . . decora 



tata (P, II. Carpentei MS.) II .■■tl. [912, 



i 10, 11). 



pecimens from off 

 ! ■ri.ln, in 120 fathom- (I ut. \ thoms 



