PART 5 A MONOGRAPH OF THE EXISTING CRLXOIDS 575 



18 (myzostomes), p. 44 (Porcupine, 1869; myzostomes). P. H. CARPENTER, Trans. Linn. Soc. 

 (Zool.), ser. 2, vol. 2, 1886, p. 475 (dimorphism of the cirri); Bijdr. Dierkunde, vol. 13, 1886, 

 p. 10 (comparison with barenlsi); vol. 14, 1887, p. 42 (comparison with qitadrala), pp. 45-47 

 (comparison with prolixa) ; Challenger Reports, Zoology, vol. 26, pt. 60, 1888, pp. 165-169 (detailed 

 description and comparisons), pi. 14, figs. 2, 3, pi. 27, figs. 21, 23, pi. 28, figs. 4, 5; Journ. Lion. Soc. 

 (Zool.), vol. 24, 1891, p. 57 (synonym of prolixa). HARTLAOB, Nova Acta Acad. German., vol. 

 58, No. 1, 1891, p. 88 (synonym of prolixa); Bull. Mus. Comp. Zool., vol. 27, Xo. 4, 1895-96, 

 pp. 145, 146 (comparison with [Psalhyromdra] bigradata). HAMANN, Bronn's Klassen und 

 Ordnungen des Tier-Reichs, vol. 2, Abt. 3, 1907, p. 1579 (listed). A. H. CLARK, Uustalked 

 crinoids of the Siboga-Expcd., 1918, p. 246 ( = Hathrometra prolixa). KOEHLER, Les c'chinodermes 

 des mers d'Europe, vol. 2, 1927, p. 127 (synonym of Hathrometra prolixa). 



Antedon, sp. P. H. CARPENTER, Quart. Journ. Micr. Sci., new ser., vol. 24, 1884, p. 325 (larva from 

 the Porcupine dredgings; the cirri do not appear until the radials have met laterally and the 

 radianal has been lifted out of the calyx); Bijdr. Dierkunde, vol. 14, 1887, p. 47 (two pentacrin- 

 oids described and their characters discussed), pi., figs. 4, 5. OHLIN, Bull. Geogr. Club Phila- 

 delphia, vol. 1, No. 5, 1895, pp. 204, 206 (2 species mentioned, one presumably this; Inglefield 

 Gulf and Murchison Sound); Biol. Centralbl., vol. 15, No. 5, 1895, p. 173 (same as preceding). 



Antedon quadrata (not of P. H. Carpenter, 1884) FISCHER, Die Osterreich. Polarstation Jan Mayen, 

 vol. 3, 1886, Echinod., p. 31. 



Antedon tenella (not of Retzius, 1783) P. H. CARPENTER, Challenger Reports, Zoology, vol. 26, pt. 60, 

 1888, p. 169 (records for the Kara and Barents seas), p. 178, pi. 14, fig. 4 (pentacrinoid), pi. 31, 

 figs. 1, 3; Journ. Linn. Soc. (Zool.), vol. 24, 1891, p. 58 (Faroe Channel; Kara Sea). PFEFFER, 

 Zool. Jahrb., Syst. Ontog., vol. 8, 1894, p. 109 (Kiikenthal stas. 23, 24, 32), p. 112 (stag. 23, 

 24, data), p. 113 (sta. 32, data), p. 122 (range). D'ARCY THOMPSON, Proc. Roy. Soc. Edinburgh, 

 vol. 22, 1899, p. 322. WHITEAVES, Catalogue of the marine invertebrates of eastern Canada, 

 Canadian Geol. Survey, 1901, p. 43. MICHAILOVSKIJ, Ann. Mua. Zool. Acad. Sci. St. Peters- 

 burg, vol. 7, 1903, p. 535 (E. of W. Thymen Strait and S. of Hinlopen Strait; 54-72 meters. 

 SCHMIDT, Skr. Komm. Havunderstfg., No. 1, 1904, pp. 19, 20 (Thor sta. 51). DODERLEIN, 

 Fauna Arctica, vol. 4, Lief. 2, 1905, p. 400 (synonymy; summary of records), p. 403 (ranges; 

 relation to antarctic species). HAMANN, Bronn's Klassen und Ordnungen des Tier-Reichs, vol. 2, 

 Abt. 3, 1907, p. 1579 (listed). A. H. CLARK, Smithsonian Misc. Coll., vol. 50, 1907, p. 353 (listed). 



Antedon phalangium (not Alecto phalangium of Miiller, 1841) PRINCE OF MONACO, Compt. Rend. 

 Acad. Sci., vol. 128, No. 4, 1899, p. 214 (65 N., 650 meters). KOEHLER, Bull. Soc. Zool. France, 

 vol. 26, 1901, p. 103 (Princesse- Alice stag. 970, 1012, 1040, 1898). MICHAILOVSKIJ, Ann. Mus. 

 Zool. Acad. Sci. St. Petersburg, vol. 8, 1904, p. 393 (note of Koehler's record). GRIEG, Bergens 

 Mus. Aarb. for 1903, No. 5, 1904, p. 6 (Koehler's records from east of Iceland, 650 meters, Hope 

 I., 48 meters, and the edge of the ice pack, 430 meters = prol ixa or young glacialis). 

 DODERLEIN, Fauna Arctica, vol. 4, Lief. 2, 1905, p. 402 (records from Koehler), p. 403 (range; 

 relations to antarctic species). VON HOFSTEN, Kungl. Svenska Vet.-Akad. Handl., vol. 54, 1915, 

 p. 247 (of Koehler, 1901 = profca). 



Hathrometra prolixa A. H. CLARK, Proc. Biol. Soc. Washington, vol. 21, 1908, p. 130 (listed). MORTEN- 

 SEN, DanmarA-Expedition til Gr0nlands NE. kyst., vol. 5, No. 4, Medd. Gr0nland, vol. 45, 

 1910, pp. 240, 242 (synonymy; localities; detailed description of the specimens; adambulacral 

 plates; parasites and symbionts; detailed description of larvae from sta. 99), pis. S, 9, pi. 10, 

 fig. 2, pi. 11, figs. 1-6, pi. 12, figs. 1-5, 7; text-figs. 1, 2, pp. 242, 247. REICHENSPEROER, Zeitschr. 

 wiss. Zool., vol. 101, 1912, Heft 1/2, p. 35 (structure; discussion of Mortensen). A. II. CLARK, 

 Smithsonian Misc. Coll., vol. 60, No. 10, 1912, p. 33 (localities in east Spitzbergen); Proc., U.S.Nat. 

 Mus., vol. 43, 1912, pp. 382, 406 (localities; discussion; description of very young specimens; cen- 

 trodorsal and cirri); Fisheries, Ireland, Sci. Invest., 1913, pt. 4, p. 2 (6018' N., 443' W.; 495 

 fms.) ; Smithsonian Misc. Coll., vol. 61, No. 15, 1913, p. 62 (published references to specimens in 

 the British Museum; list of the same; description of a 9-armed example from Triton sta. 4). 

 MORTENSEN, Medd. Gr0nland, vol. 23, 1913, pt. 2, p. 372 (localities; range). A. H. CLARK, Journ. 

 Washington Acad. Sci., vol. 5, No. 3, 1915, pp. 80, 81 (an Arctic species; origin; range; associates) ; 

 Die Crinoiden der Antarktis, 1915, p. 189 (range and its significance). VON HOFSTEN, Kungl. 

 Svenska Vet.-Akad. Handl., vol. 54, 1915, pp. 211, 213, 248, 255, 266, 267, 268 (detailed dis- 

 cussion). HARTMEYER, Mitt. Zool. Mus. Berlin, vol. 8, No. 2, 1916, p. 237 (North Atlantic 

 Ocean, No. 3082). STEPHENSEN, Medd. Gr0nland, vol. 53, 1917, p. 366 (Arctic deep water 



