516 PROCEEDINGS OF THE NATIONAL MUSEUM. ~ you. xxxuv. 
Compsometra A. H. Criark, 1908. 
1908. A. H. Crarx, Proc. Biol Soc. Washington, X XI, p. 131. 
T'ype.—Antedon lovent Bell, 1882 (=Antedon pumila Bell, 1884). 
KO mpos= pretty +metra. 
Cyllometra A. H. Crarn, 1907. 
1907. A. H. Crarx, Smiths. Misceil. Coll. (Quarterly Issue), L 
pp. 847, 356. 
dE pe edn manca P. 1. Carpenter, 1888. 
; kos=maimed+metra. 
y) 
Cyllometra albopurpurea A. H. Ciark, 1908. 
1908. A. H. Criarx, Proc. U. S. Nat. Mus., XXXIV, p. 239. 
Type-locality—Entrance to Tokyo Gulf, Japan; 58 fathoms. 
U. S. 8S. Albatross. 
albus=white-+ purpurea=purple. U.S. National Museum. 
Cyllometra belli A. H. Cuarn, 1907. 
1907. A. H. CrarKk, Smiths. Miscell. Coll. (Quarterly Issue), L, 
[Os BD 
This name was originally proposed as a substitute for Antedon 
lovent Bell, 1884, not Antedon loveni Bell, roe but Antedon 
lovent Bell, 1884=<Antedon insignis Bell, 1882; therefore Cyl- 
lometra hell | is a pure synonym of Agieden ye Bell, 1882. 
Professor F. Jeffrey Bell. 
| Decacnimos; Nor BrNnoMIAL, although listed as such by Mr. C. D. 
| Sherborn. See under Hncrinus. | 
Decametrocrinus MinckeErt, 1905. 
1905. Mincxert, Zool. Anz., XXVIII, p. 494; first mentioned, 
p. 490. 
Type.—Promachocrinus abyssorum P. H. Carpenter, 1888. 
dexa=ten + wétpov=measure + Kpivov=lily. 
No type is mentioned by the author, but two species, Proma- 
chocrinus abyssorum and Promachocrinus naresi, are assigned to 
it, of which the former agrees rather better with the generic 
diagnosis. 
Decametrocrinus borealis A. H. Ciarx, 1907. 
1907. A. I: Crark. Proc. S) Nats Mus: xxii p30); ee 
tailed description, p. 71. 
Type-locality.—80° 22’ 00’’ north latitude, 129° 08’ 30’ east on 
gitude (Kastern Sea) ; 361 fathoms. U.S. S. Albatross. 
borealis=of the north. U. S. National Museum. 
