MR. H. N. MOSELEY ON THE STRUCTURE OF THE STYLASTERID2E. 
479 
LIST OF THE SPECIES OP STYLASTERHUE AT PRESENT KNOWN * 
Family Stylasteridce, Gray, Ann. and Mag. Nat. Hist., vol. xix., 1847. 
(I.) Genus Sporadopora, gen. nov., H, N. M. Polypora, H. N. M., Proc Roy. Soc., 
No. 172, 1876, pp. 94, 95. 
Species 1. Sporadopora dichotoma, sp. n., H. N. M., Plate 34, figs. 3 and 4. 
Polypora dicliotoma, H. N. M., Proc. Roy. Soc., No. 172, 1876, 
pp. 94, 95. Dredged by H.M.S. ‘Challenger/ Feb. 14, 1876, in 
lat. 37° 17' S., long. 53° 52' W., off the mouth of the Rio de la 
Plata, from 600 fathoms. 
(IT.) Genus Pliobothrus, Pourtales, Bull. Mus. Comp. Zool. Harvard, No. 7 ; ‘ Deep 
Sea Corals,’ p. 57. See 111. Cat. Mus. Comp. Zool. Harvard, No. 10. 
Species 1. Pliobothrus symmetricus, Pourtales, Bull. Mus. Comp. Zool., No. 7 ; 
‘ Deep Sea Corals,’ p. 57, pi. iv., figs. 7 and 8. Dredged off 
Florida and Key West, in from 98 to 154 fathoms. 
Cold area of North Atlantic, in 500 to 600 fathoms, P. M. 
Duncan, “ Madreporaria of the ‘Porcupine’ Expedition,” Trans. 
Zool. Soc.. vol. viii., pt. v., p. 336. 
Off Sombrero Island, Danish West Indies, in 460 fathoms, 
Moseley, “ Corals dredged by H.M.S. ‘ Challenger,’ ” Proc. Roy. 
Soc., No. 170, 1876, p. 548. 
Species 2. Pliobothrus tubulatus, Pourtales, ‘ Deejr Sea Corals,’ p. 58, pi. iv., 
fig. 9. Off Havana, in 270 fathoms. 
(III.) Genus Errina, Gray, Proc. Zool. Soc., 1835, p. 35 ; Savile Kent, Proc. Zool. 
Soc., 1871, p. 282. 
Species 1 . Errina aspera, Gray, l.c. Millepora aspera, Esper, Supp. 1 , t. 18 ; 
Lam., ii., p. 202. 
Species 2. Errina carinata, Pourtales, ‘ Deep Sea Corals,’ p. 39, pi. vi., fig. 5. 
Off Havana, in 270 fathoms. 
Species 3 (?). Errina jissura ta, Gray, Proc. Zool. Soc., 1872, p. 745. Described 
from a drawing of the living coral. Specimen lost. Affinities 
doubtful. Dredged in the Antarctic Ocean. 
Species 4. Errina glabra. Lepidopora glabra, Pourtales, ‘ Deep Sea Corals,’ 
p. 40, pi. vii., figs. 8 and 9. Off Havana, in 270 fathoms. 
Species 5. Errina cochlecita. Lepidopora cochleata, Pourtales, ‘Deep Sea 
Corals/ p. 40, pi. iii., figs. 17, 18, and 19. Off Havana, in 270 
fathoms. 
Species 6. Errina Dabneyi. Lepidopora Dabneyi, Pourtales, ‘Deep Sea Co- 
rals,’ pp. 40, 41, pi. vii., figs. 10 and 11. Fayal, Azores. Depth (?). 
* In the preparation of the present list, I was kindly assisted by Dr. F. Bruggemann, of the British 
Museum. 
3 Q 
MDCCCLXXVIII. 
