247 



4 'ram. long (f r o m the eastern part of the Gulf of Mexico 

 and northern Cuba northward along the eastern coast of 

 North America to the fis hing banks of Newfou n dland; 

 223—1219 Metres) . . . . , cubensis 



c 3 ossicles of the IBr series and first two brachials strongly convex dorsally 

 and laterally, just in lateral contact with their neighbors but not fiattened 

 against them ; arms 37 mm. long; cirri with 27 — 33 segments; P 1 with 

 21 — 23 segments; P a with 13 segments, half as long as V ï (fnom the 

 Bay of B i s c a y northward to the western coast of Ir eland 



[53°58' N., 12° 24' W.]; 687—2030 Metres) delicata 



b 3 not more than 20 cirrus segments of which the distalmost are (slightly or 



considerably) longer than broad 



c 1 20 cirrus segments of which the longest is a little more than twice as 

 long as broad, and the distal are only slightly longer than broad ; ¥ l 

 7 mm. long with 20 segments of which the basal three or four are short, 

 the distal elongated ; P 3 shorter, with 1 2 segments of which the basal 

 four are short; distal pinnules 9 mm. long; arms 65 mm. long; cirri 

 10 mm. long (so u th wes ter n Japan; "Korea"; 650 Metres) . . isis 



c 3 12 — 15 cirrus segments which are greatly elongated, the antepenultimate 

 being over three times as long as its proximal diameter and the penultimate 

 about twice as long as broad; P, very slender and filiform, with the 

 first three segments about as long as broad; P 3 and following with a 

 gonad; arms 13 mm. long; cirri 4 mm. long (coast of Brazil; 1472 

 Metres) minutissirria 



1. Trichometra vexator A. H. Clark. 



A. H. Clark. Proc. U.S. National Museum, vol. 34, 1908, p. 217 {Trichometra vexator). 



2. Trichometra cubensis (Pourtalès). 



POURTALÈS. Buil. Mus. Comp. Zool.-, vol. 1, 1869, N° 11, p. 356 {Antedon cubensis, part; of 



the two specimens here described the larger is the type of this species, the smaller of 



Atelecrinus cubensis P. H. Carpenter [== Atelecrinus balanoides\ ). 

 P. H. Carpenter. Buil. Mus. Comp. Zool., vol. 9, 1881, N° 4, p. 165 {Antedon cubensis). 

 A. H. Clark. Proc. U.S. National Museum, vol. 34, 1908, p. 229 [Trichometra aspera). 

 Fisheries, Ireland, Sci. Invest. 1912, N° 4, p. 3 (North American species of Trichometra 



most closely related to T. hibernica). 

 HarïLAUB. Memoirs Mus. Comp. Zor>l., vol. 27, 1912, N° 4, p. 3S5 (part), pi. 9, figs. 10 — 12 



(but not fig. 13); pi. 15, fig. 3 (but not fig. 4) {Antedon cubensis; fig. 13, pi. 9, and fig. 4, 



pi. 15, represent Coccometra uigrolincata). 



The following reference refers to Atelecrinus balanoides : 



POURTALÈS. Buil. Mus. Comp. ZoöL, vol. 5, 1879, N° 9, pp. 214, 215 [Antedon cubensis). 



