A MONOGKAPH OF THE EXISTING CRINOIDS 145 



Genus EUDIOCRINUS P. H. Carpenter 



Ophiocrinus (not of Salter, 1856, nor of Angelin, 1878) SEMPER, Archiv fur Naturg., 1868, vol. 1, 

 p. 68 (diagnosis; genotype 0. indivisus). P. H. CARPENTER, Nature, vol. 15, 1877, p. 198. 

 SCHLUTER, Zeitschr. deutsch. geol. Ges., Jahrg. 1878, p. 40. P. H. CARPENTER, Nature, vol. 19, 

 1879, p. 450; Trans. Linn. Soc. (Zool.), ser. 2, vol. 2, 1879, p. 17; Proc. Roy. Soc., No. 194, 

 1879, p. 385. DE LORIOL, Monogr. des crinoides fossiles de la Suisse, 1879, p. 227. ZITTEL, 

 Handbuch der Palaeontologie, vol. 1, 1876-1880, p. 346 (referred to the Comatulidae), p. 397 

 (a recent type). P. H. CARPENTER, Quart. Journ. Geol. Soc., vol. 36, 1880, p. 41; Bull. Mus. 

 Comp. Zool., vol. 9, 1881, p. 161 (p. 11 of separate) (sacculi). PERRIER, Compt. Rend. Acad. 

 Sci., vol. 96, 1883, p. 725. A. H. CLARK, Proc. U. S. Nat. Mus., vol. 34, 1908, p. 271 (history 

 and status). 



Comatula (Ophiocrinus) DE LORIOL, Denkschr. allgem. schweiz. Ges. ges. Naturw., vol. 23, 1869, p. 57. 



Eudiocrinus P. H. CARPENTER, Journ. Linn. Soc. (Zool.), vol. 16, 1882, p. 493 (new name for Ophio- 

 crinus Semper, 1868, preoccupied); Proc. Roy. Soc., vol. 35, 1883, p. 138. PERRIEB, Compt. 

 Rend. Acad. Sci., vol. 96, 1883, p. 725; Ann. Mag. Nat. Hist., ser. 5, vol. 11, 1883, p. 294. 

 P. H. CARPENTER, Phil. Trans. Roy. Soc., vol. 174, pt. 3, 1883 (1884), p. 926; Challenger Re- 

 ports, Zoology, vol. 11, pt. 32, 1884, pp. 36, 47, 58, 68, 137, 138, 140, 143, 291, 373; Narrative, 

 vol. 1, pt. 1, 1885, p. 310. PERRIER, Explorations sous-marines, 1886, p. 275. P. H. CAR- 

 PENTER, Challenger Reports, Zoology, vol. 26, pt. 60, 1888, p. 73. DE LORIOL, PaI6ontologie 

 francaise, Terrain jurassique, vol. 11, pt. 2, 1889, p. 434. PERRIER, Trait6 de zoologie, 1893, 

 p. 784. BATHER, Proc. Zool. Soc. London, 1895, p. 995. LANG, A text book of comparative 

 anatomy, vol. 2, 1896, p. 313. BATHER, in Lankester, A treatise on zoology, pt. 3, Echino- 

 derma, 1900, p. 195. DELAGE and HEROUARD, Traits' de zoologie concrete, vol. 3, 1903, 

 p. 394. MINCKERT, Archiv fur Naturg., Jahrg. 71, 1905, vol. 1, p. 166. A. H. CLARK, Proc. 

 U. S. Nat. Mus., vol. 32, 1907, p. 569 (found abundantly off southern Japan by the Albatross; 

 refers to Pentametrocrinus), p. 573 (list of known species with original references and type 

 localities; all but one [indivisus] are species of Pentametrocrinus). HAMANN, Bronns Klassen 

 und Ordnungen des Tier-Reichs, vol. 2, Abt. 3, 1907, p. 1575 (listed). A. H. CLARK, Smith- 

 sonian Misc. Coll., vol. 50, 1907, p. 343 (included by Carpenter in the family Comatulidae), 

 p. 344 (most nearly related to Decametrocrinus; here united with it in the family Eudiocrinidae) ; 

 Proc. Biol. Soc. Washington, vol. 21, 1908, p. 134 (restricted by the removal of 5 species to 

 Pentametrocrinus), p. 135 (assigned to the family Zygometridae) ; Proc. U. S. Nat. Mus., vol. 

 34, 1908, p. 210 (referred to the Eudiocrinidae), p. 212 (occurs in West Indies and Japan [refers 

 to Penta7nelrocrinus]) , p. 269 (arm structure), p. 271 (history; structure; included species dis- 

 tributed among 2 genera, Eudiocrinus and Pentametrocrinus, the former assigned to the Zygo- 

 metridae, the latter to the Pentametrocrinidae), p. 276 (revised diagnosis; list of species), 

 pp. 307, 436, 519; vol. 35, 1908, p. 113; fig. 4, p. 118; p. 125 (arm structure); Proc. Biol. Soc. 

 Washington, vol. 22, 1909, p. 2 (cirri and lower pinnules compared with those of Charito- 

 metridae) ; Vid. Medd. Naturh. Foren. K0benhavn, 1909, p. 152 (cirri and brachials compared 

 with those of Zygometra fluctuans [comata]), p. 193 (probably occurs at Singapore though not 

 yet discovered there); Mem. Australian Mus., vol. 4, 1911, p. 725 (absent from Australia); 

 Crinoids of the Indian Ocean, 1912, p. 9 (absent from Australia), p. 11 (occurs in the Anda- 

 mans), p. 21 (range); p. 56 (in key), p. 99 (synonymy; type). REICHENSPERGER, Zeitschr. fur 

 wiss. Zool., vol. 101, Heft 1-2, 1912, p. 32 (sacculi); A. H. CLARK, Die Crinoiden der Antarktis, 

 1915, p. 121 (belongs to the Zygometridae, though with only 5 arms); Amer. Journ. Sci., vol. 

 40, 1915, p. 62 (list of recent species), p. 63 (number of recent and fossil species; range), p. 65 

 (confined to western Pacific); Smithsonian Misc. Coll., vol. 65, No. 10, 1915, pp. 32 ff. (phylo- 

 genetic study); Unstalked crinoids of the Szboffo-Exped., 1918, p. VIII (discovery of 3 remark- 

 able species by the Siboga); p. 64 (key to the included species); Univ. Iowa Stud. Nat. Hist., 

 vol. 9, No. 5, 1921, p. 14 (includes both recent and fossil species; not known from West Indies); 

 Smithsonian Misc. Coll., vol. 72, No. 7, 1921, p. 17. GISLEN, Nova Acta Reg. Soc. Sci. Upsali- 

 ensis, ser. 4, vol. 5, No. 6, 1922, pp. 68, 73; Zool. Bidrag Uppsala, vol. 9, 1924, pp. 25, 30 (has 

 PI [P c ] to the left), p. 35 (brachial homologies), p. 44 (reversion), p. 49, p. 84 (distal intersyzypial 

 interval), pp. 106, 107, 115, 117; Kungl. Fysiogr. Sallsk. Handl., new ser., vol. 45, No. 11, 

 1934, p. 17. 



