476 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. XXXIV. 
Antedon hystrix P. H. Carpnnrmr, 1884. 
1884. von Grarr, Challenger Reports, X, Zoology, Pt. 27, p. 15. 
A nomen nudum. 
1884. P. H. Carpenter, Proc. Roy. Soc. Edinb., XII, p. 365; 
detailed description, p. 374. 
Type-locality —‘Cold area” Faroé Channel. H. M. S. Por- 
cupine. 
hystrix—a porcupine. British Museum. 
+Antedon iheringi. . 
Antedon imparipinna P. H. Carrrnrer, 1882. 
1882. P. H. Carpenter, Journ. Linn. Soc. (Zool.), XVI, p. 502; 
detailed description, p. 505. 
Ty pe-locality Unknown. 
impar—=uneven-+ pinna—“ pinnules.” Hamburg Museum. 
+{Antedon imperialis. 
Antedon impinnata P. H. Carpenter, 1888. 
1884. von Grarr, Challenger Reports, X, Zoology, Pt. 27, pp. 
UG, IMG, Is, 
A nomen nudum. 
1888. P. H. Carpenter, Challenger Reports; X XVI, Zoology, 
p. 206. 
Type-locality.—North Baw. Mauritius; 15 fathoms, Professor 
Karl Mobius. 
impinnata=lacking * pinnules.” Kiel. 
+Antedon impressa. a 
Antedon inzequalis P. H. Carpenter, 1884. 
1884. von Grarr, Challenger ee X, Zoology, Pt. 27, pp. 
1133, IHG, JUS). 
A one ‘aia 
1884. P. H. Carpenter, Challenger Reports, XI, Zoology, p. 83, 
pl. urv, fig. 8; better description in P. H. Cine Chal- 
lenger Reports, XXVI, Zoology, p. 241, pl. 1, figs. ; a-d ; 
pl. ut, fig. 2; woodcut, p. 246, fig. 5 a; detailed description, 
p. 244 (1888). 
Ty pe-locality.— 29° 45’ south latitude, 178° 11’ west longitude 
: (near the Kermadec Islands); 630 fathoms; or 19° 06’ 
south latitude, 178° 18’ east longitude (about) (near Kan- 
davu, Fiji) ; 210 to 610 fathoms. H. M. S. Challenger. 
ine qualis=uneven. British Museum. 
Antedon incerta P. H. Carpenter, 1884. 
1884. P. H. Carpenter, Challenger Reports, XI, Zoology, p. 57, 
pl. ua1v, figs. 6, 7; better description in P. H. Cea 
OiBdilenore Reports, XX VI, Zoolegy, p. 102, pl. xvim, figs. 
4,5; detailed description, p. 106 (1888). 
* 
