82 ASTEROIDEA. 
ASTERINID& (see p. 22). 
Key io the Genera of Asterinide. 
i. Abactinal plates thick and crescentic. Body 
slightly swollen J). pines ele ates = 1. ASTERINA, p. 82. 
ii, Abactinal plates thin and lamellar. Body 
Quite Hat i, si<).)tniale dete e ale aelaketeetets shen , 2. PALMIPES, p. 83. 
1. ASTERINA. 
Asterina, Nardo, Isis, 1834, col. 716; Ag. Mém. Soc. Neuchdt. i. 
(1836) p. 192; Forbes, Mem. Wern. Soc. vui. (1839) p. 119; 
Gray, Ann. §& Mag. vi. (1840) p. 289; Forbes, Brit. Starf. (1840) 
p- 119; Norm. Ann. § Mag. xv. (1865) p. 121; Perr. Arch. Zool. v. 
(1876) p. 214; Vig. t. ¢. (1878) p. 207; Sladen, Chall. Rep. Ast. 
(1889) p. 376. 
An Asterinid in which the marginal plates are not larger than 
the others ; the papule are distributed over the whole of the upper 
surface, the skeletal plates of which are thick and crescent-shaped 
and imbricated ; tae disk is large and more or less flat. 
1. Asterina gibbosa. (Plate X. figs. 9 & 10.) 
Asterias gibbosa, Penn. Brit. Zool. (1777) p. 62; Turton, Brit, Faun. 
(1807) p. 140; Penn. op. cit. (1812) p. 128; Mleming, Brit. An. 
(1828) p. 486; de Blainv. Man. d Act. (18834) p. 238. 
Asterias verruculata, Retz. Diss. Ast. (1805) p. 12. 
Asterias exigua, Delle Chiaje, Mem, An. s. Vert. Nap. ii. (1825) 
p. 358, pl. xviii. fig. 1; ed. Desc. An. s. Vert. Sic. ett. (1841) iv. 
p. 55, v. p. 122, pl. 125. fig. 1. 
Asterias puichella, de Bl. Man. d’ Act. (1834) p. 288. 
Asterina minuta, MNardo, Isis, 1834, col. 716; Ag. Mém. Soc. 
Neuch. 1. (1836) p. 192. 
Asterina gibbosa, Forbes, Mem. Wern. Soc. viii. (1839) p. 120; 
Forbes, Brit. Starf. (1840) p. 119; Gray, Ann. § Mag. vi. (1840) 
p- 289; Thompson, Nat. Hist. Irel. iv. (1856) p. 440; Norm. 
Ann. § Mag. xv. (1865) p. 121; Liitk. Vid. Medd. 1864 (1865), 
p. 188; Gray, Synopsis, (1866) p. 16; Perr. Arch. Zool. expér. v. 
(1876) p. 215; Gerard, Bull. Sci. Nord, i. (1878) p. 297 ; Ludw. 
Zeitschr. f. wiss. Zool. xxxi. (1878) p. 295 (genital organs); Vay. 
Arch, Zool. expér. vii. (1878) ‘p. 207, pl. xiv. figs. 8-12; Ludw. 
Mitth. zool. Stat. Neapel,i. (1879) p. 540; Henderson, Proc. R. Phys. 
Soc. Ed. ix. (1887) p. 332; DBarrois, Rev. Biol. i. (1888) p. 70. 
Asterias membranacea, Grube, Actin. etc. Mittelm. (1840) p. 26. 
Asteriscus verruculatus, M. Tr. Syst. Ast. (1842) p. 41; Sars, Nyt 
Mag. xix. (1857) p. 49; Lorenz, SB. Ak. Wien, xxxix. (1860) 
p. 678; Dey. & Hup. Echin. (1862) p. 375; Heller, SB. Ak. Wien, 
xlvi. (1862) p. 444; Perr. Ann. Sci. Nat. xii. (1869) p. 290, pl. 18. 
fiz. 10; Lacaze-Duth. Arch. Zool. expé. iii. (1874) p. 18 (develop- 
ment), 
Asteriscus gibbosus, Fischer, Act. Soc. Linn, Bordeaux, xxvii. (1872) 
p. 366, 
