No. 1623. NOMENCLATURE OF RECENT CRINOIDS—CLARK. 487 
Antedon parvipinna P. H. Carpenter, 1888. 
1888. P. H. Carpenter, Challenger Reports, X XVI, Zoology, 
p. 103, pl. xv, fig. 9; detailed description, p. 127; first men- 
tioned, p. 54. 
Type-locality.—5° 49’ 15’ south latitude, 182° 14’ 15’’ east 
longitude (near the Ki Islands); 140 fathoms. H. M. S. 
Challenger. 
parvus=small+ pinna=“ pinnules.” British Museum. 
Antedon parvula Harriaup, 1895. 
1895. Hartrniaus, Bull. Mus. Comp. Zool., XXVII, No. 4, 
oA oleeriieg iio ile 
Ty pe-locality.—Oft Cocos Islands (near Panama) ; 978 fathoms. 
parvula=very small. 
Type will be deposited in U. S. National Museum. 
Antedon patula P. H. Carprentmr, 1888. 
1888. P. H. Carpenter, Challenger Reports, XXVI, Zoology, 
p- 212, pl. xni1; detailed description, p. 219; first mentioned, 
p. o4. 
Type-locality.—5° 49’ 15’” south latitude, 182° 14’ 15” east 
longitude (near the Ki Islands); 140 fathoms. H. M. S. 
Challenger. : 
patula=broad and flat. British Museum. 
+Antedon pellati. 
tAntedon pennatus. 
tAntedon perforata. 
Antedon pergracilis A. H. Cuark, 1907. 
1907. A. H. CruarKk, Smiths. Miscell. Coll. (Quarterly Issue), 
L, p. 360. 
New name for Antedon gracilis P. H. Carprnntrr, 1888, pre- 
occupied. 
pergracilis=very slender. 
+Antedon peroni. 
_Antedon perplexa A. H. Crarx, 1907. 
LOW 2 Ae Cran Proc, Unis; Nat: Mus, XOXO, jp: 70); 
detailed deseription, p. 74. 
Type-locality.A7° 29’ 30’’ north latitude, 125° 43’’ 00’’ west 
longitude (off the coast of Washington) ; 636 fathoms. U. 
S. S. Albatross. . 
— perplewa=obscure. U. S. National Museum. 
Antedon perspinosa P. H. Carpenter, 1881. 
1881. P. H. Carpenter, Notes from the Leyden Museum, III, 
p- 175; detailed description, p. 178. 
Lype-locality.—Island of Jobie. Coll. von Rosenberg. 
perspinosa=very spiny. Leyden Museum. 
