CUCUMARIA. 35 
Nat. Hist. Irel. iv. (1856) p. 443; Kinahan, Nat. Hist. Rev. vi. 
(1859) p. 369. 
Synapta digitata, J. Miiller, Arch. f. Anat. 1850, p. 186; id. Ueber 
Synapta digitata, §¢. 1852; id. Arch. f. Anat. 1852, p. 1; Leydig, 
t. c. p. 507, pl. xiii. figs. 4-11; W. Berlin, op. cit. 1853, p. 442 ; 
Held, Vierteljahrschr. naturf. Ges. in Ziirich, ii. (1857) p. 258, 
pl. ii. fig. 2; Woodward § Barrett, P. Z. 8.1858, p. 361, pl. xiv. ; 
Sars, Midd. Intt. Fauna, 1857, p. 88; Baur, Nov, Act. A. C. L. 
xxxi. (1864) i. & ii. pls. i-v.; Selenka, Zeitschr. f. wiss. Zool. xvii. 
(1867) p. 564; Semper, Hol. Phil. (1868) p. 264; Norman, Rep. 
Brit, Assoc. 1868 (1869), p. 318; Fischer, Act. Soc. Linn. Bor- 
deaux, xxvii. (1869) p. 374; Graeffe, Arb. Inst. Wien, iii. (1881) 
p. 342; Carus, Prod. Faun, Med. (1884) p.111; Lampert, See- 
walzen, (1885) p. 224; Théel, Chall. Rep. Hol. (1886) p. 29; Semon, 
Jen, Zeitschr, xxii. (1888) p. 175 (development), 
Twelve tentacles, each with four or five digitate processes on either 
side ; a single madreporic canal and Polian vesicle. Fluke of anchor 
smooth or slightly serrated; the holes of the anchor-plates smooth 
or with fainter serrations than in S. inherens; miliary granules 
numerous and in places crowded. 
From 30 to 40 mm, in spirit, which always injures these animals. 
Distribution. British, French, Spanish coasts and Mediterranean ; 
east coast of North America. 10-20 fms. 
a-e. Polperro. 
J,g. South Devon and Cornwall. Mus. Leach. 
2. CUCUMARIA. 
Cucumaria, de Bl. Dict. Sct. Nat. 1x. (1830) p. 173; td. Actin. ( 1834) 
pp. 191 & 195 (pars) ; Forbes, Brit. Starf. (1841) p. 209; Diib. § 
Kor, Vet.-Akad. Hdlg. 1844 (1846), p. 293; Duy. § Hup. Echin. 
(1862) p. 621; Selenka, Zeitschr. wiss. Zool. xvii. (1867) p. 346; 
Semper, Hol. Phil. (1867) p. 47; Verrill, Trans. Conn. Acad. i. 
(1867(71)}) p.821; Carus, Prodr. Faun. Med. (1884) p. 107 ; Lampert, 
Seewalzen, (1885) p. 17; Théel, Chall. Rep. Hol. (1886) p. 99; Bell, 
Ann. § Mag. viii. (1891) p. 406; Ludwig, Klass, u. Ordn. (1891) 
». 344, 
Bava. Jiger, De Hol. (1833) p. 11 (non Goldfuss) (pars); Verrill, 
Trans. Connect, Acad. i. (1s67(71) p. 321. 
Cladodactyla, Brandt, Prodr. descr, (1835) p. 43. 
? Psolinus, Forbes, Brit. Starf. (1841) p. 207. 
Ocnus, Forbes § Goodsir, op. cit. p. 229; Semper, Hol. (1867) p. 54; 
Carus, Prodr, Faun. Med. (1884) p. 109; Lampert, Seewalz. (1885) 
p- 17; Théel, Chall, Rep. Hol. (1886) p. 117. 
_—Botryodactyla, Ayres, Proc. Bost, Soc. Nat. Hist. iv. (1854) p. 52. 
Echinocucumis, Sars, Forh. Vid. Selsk. Christiania, 1858 (1859), p. 176 ; 
id. Norg. Ech. (1861) p. 102. , 
Pentactella, Verrill, Bull. US. Nat. Mus. no. 3 (1876), p. 68. 
Semperia, Lampert, Seewalz. (1885) p. 150. 
A dendrochirotous form with ten tentacles, of which two are 
ordinarily smaller than the rest, in which the podia are set in rows 
D2 
