CTJCUMARIA. 37 



2. Cucumaria planci. (Plato II. fig. 2 & Plate VIII. fig. I.) 



Holothuria pentacta, L., Gmelin, Syst. Nat. xiii. (1788) p. 3139 



(partim). 

 Holothuria doliolum, Larrik. An. s. Vert. iii. (1816) p. 74 (partim) ; 

 • tie Bl. Diet. Sci. Nat. xxi. (1821) p. 317 (partim). 

 Cucumaria planci, MarenzeUer, Verh. zool.-bot. Ges. Wien, xxiv. 



(1874) p. 300; Ludwig, Mitth. zool. Stat. Neap. i. (1879) p. 565 ; 



Cams, Faun. Medit. (1885) p. 107 ; Lampert, Seewalzen, (1885) 



p. 140 ; Theel, C'hall, Hep. Hoi. (1886) p. 101 ; Chadwick, Prac. 



Liverpool Biol. Soc. iii. (1889) p. 180 ; id. op. cit. v. (1891) p. 81 



(spontaneous fission). 



Body more or less cylindrical ; skin slightly wrinkled, not very 

 rough with very numerous, rather small scales ; podia retractile, 

 and sometimes appearing as mere knobs, arranged in two net very 

 regular rows in each ambulacrum. 



Deposits in the form of spherical scales, with few perforations and 

 many knobs and delicate hemispherical framework (PL II. fig. 2). 



One to four inches long. 



Skin brownish or with brown patches, podia of a much lighter 

 colour. 



Distributio7i. Eastern side of North Atlantic, from Portuguese 

 to British coasts; Mediterranean ; Mauritius (?). 9-30 fms. 



a-b. Off Kerrera. J. Murray, Esq. 



c-e. Off Liverpool. 

 f-L. Coast of Cornwall. 

 /. Coast of Cornwall. 

 m. Falmouth. W. P. Cocks, Esq. 



n-q. S. Devon. Mus. Leach. 



(" Holothuria communis.") 



3. Cucumaria pentactes. (Plate III. fig. 1 & Plate VIII. fig. 2.) 



? Hvdra corolliflora, Gaertner, Phil. Trans. Iii. (1762) p. 80, pi. i. b. 



fig- 3. 

 Holothuria pentactes, (?) Linn. Syst. Nat. xii. (1767) p. 1091 ; (?) O. 



P- 



son, Ann. Sf Mag. v. (1840) p. 247. 



Le fleurilarde, Dicquemare, Observ. sur la physique, xii. (1778) p. 283; 



Bell, Ann. «§■ Mag. viii. (1891) p. 406. 

 Holothuria pentactes, var., Montagu, Linn. Trans, ix. (1808) p. 112, 



pi. vii. fig. 4. 

 Holothuria pentacta, Gmelin, Syst. Nat. (1789) p. 3139 (partim) ; 



? Lamk. An. s. Vert. iii. (1816) p. 73. 

 Holothuria dicquemarii, de Bl. Diet. Sci. Nat. xxi. (1821) p. 317. 

 Holothuria gaertneri, id. op. cit. p. 318. 

 Holothuria montaguii, Fleming, Brit. An. (1823) p. 483. 

 Cucumaria pentactes, Forbes, Brit. Star/. 1841, p. 213 ; Maitland, 



Faun. Be/g. (1851) p. 95; Thompson, Nat. Hist. Irel. iv. (1856) 



p. 442 ; Lampert, Seewalzen, (1885) p. 115; Cams, Faun. Med. 



(1885) p. 107 ; Bell, L'roc. B. Irish Ac. iv. (1886) p. 620 ; Topsent, 



Bull. Soc. Linn. Norm. ii. (1889) p. 112. 



