524 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. XXXIV. 
Ly pe-locality.—46° 16’ south latitude, 48° 27’ east logitude (30 
miles west of Hog Island, Crozet group); 1,600 fathoms, 
H. M. 8S. Challenger. 
Lieut. George R. Bethell, R. N. . British Museum. 
This has been misspelled bethelianus by Springer. 
Hypalocrinus A. H. Ciark, 1908. 
1908. A. H. Crarx, Proc. Biol. Soc. Washington, X XI, p. 152. 
Type.—Pentacrinus naresianus P. H. Carpenter, 1882. 
vo = under + alos =at sea + xpivor = lily. 
Hypalometra A: H. Cruarn, 1908. 
1908. A. H. Cuark, Proc. Biol. Soc. Washington, X XI, p. 133. 
T'ype.—Antedon defecta P. H. Carpenter, 1888. 
vmo0 = under-+ as = the sea+ metra. 
Hypomene Wacusmutu and Sprinerr, 1879. | 
1879. Wacusmuru and Serrncer, Proc. Acad. Nat. Sci. Phila., 
1879, p. 28 (footnote) ; ¢dem, Rev. Paleocrinoidea, p. 202 
(footnote). 
fditorial error for Zyponome. 
Hyponome Loven, 1868. 
1868. Loven, Forhandl. Skand. Naturf. Christiania, X, p. liv. 
Type.—Hyponome sarsti Loven (n. sp.). 
vmovoxun—=an underground passage. 
Hyponome sarsii Lovin, 1868. 
1868. Lovin, Fordhandl. Skand. Naturf. Christiania, X, p. liv. 
Type-locality.—Cape York, Australia. 
Prof. Michael Sars. 
ITyponome sarsiéi 1s the detached visceral mass of some species 
of Antedonidee, possibly Zygometra microdiscus Bell; but as the 
characters given are non-diagnostic when referred to any of the 
Antedonide with plated disks, the generic name can never be- 
come avallable. 
Tlycrinus DanrevsseEN and Koren, 1877. 
1877. Danietssen and Koren, Nyt Magasin for Naturvidenska- 
berne, X XITI, 3die Hefte, p. 45. 
Type.—llycrinus carpenterti Danielssen and Koren (n. sp.). 
ikUVs=mud+«pivov=lily. 
Ilycrinus carpenterii DANnrenssen and Koren, 1877. 
1877. Dantevssen and Koren, Nyt Magasin for Naturvidenska- 
berne, X XIII, 3die Hefte, p. 45, pls. 1, 11, figs. 1-16. 
Type-locality —63° 22’ north latitude, 1° 20’ east longitude; 
65° 55’ north latitude, 7° 20’ east longitude; or 65° 15’ 
north latitude, 0° 36’ west longitude; 1,050 to 1,495 fathoms. 
Norwegian S. S. Vgringen. 
Dr. W. B. Carpenter. 
