A MONOGRAPH OF THE EXISTING CRINOIDS 305 



tion of the genotype as Comalula Solaris, which is the same species as Actinometra imperialis, 

 the genotype of Actinometra); vol. 35, 1908, p. 113; fig. 21, p. 120; figs. 22, 23, p. 121 (arm 

 structure); p. 123 (diagnosis); p. 124 (included species); Proe. Biol. Soc. Washington, vol. 21, 

 1908, p. 135 (referred to the Comasteridae) ; American Naturalist, vol. 42, No. 500, 1908, 

 p. 541 (characteristic of the Indo-Pacific-Japanese area); Geographical Journal, vol. 32, No. 6, 

 1908, p. 602 (same); Smiths. Miscell. Coll., vol. 52, part 2, 1908, p. 204 (distinctive characters); 

 Proc. U. S. Nat. Mus., vol. 36, 1909, p. 494 (history; use of the name by Muller); p. 497 (origi- 

 nal reference, genotype and distribution); Proc. Biol. Soc. Washington, vol. 22, 1909, p. 173 

 (articulation in the IBr series a pseudosyzygy) ; p. 175 (referred to the Comactiniinae) ; 

 Vidensk. Medd. fra den naturhist. Forening i K0benhavn, 1909, p. 151 (comparison with 

 Cominia); Proc. U. S. Nat. Mus., vol. 38, 1910, p. 276 (spreading habit compared with that 

 of Compsometra lacertosa); vol. 39, 1911, p. 538 (supposed syzygy in the IBr series really 

 a pseudosyzygy); vol. 40, 1911, p. 10 (represented in the West Indies by Comactinia); Ann. 

 and Mag. Nat. Hist., ser. 8, vol. 7, 1911, p. 644 (compared with Comissia); Amer. Journ. 

 Sci., ser. 4, vol. 32 (old ser. vol. 182), 1911, p. 130 (significance of the 20-armed species in 

 Australia); Die Fauna Sudwest-Australiens, vol. 3, Lief. 13, 1911, p. 439 (closely related to 

 Comatulella which it represents in the East Indies; possesses 3 purely Australian species); 

 Memoirs Australian Mus., vol. 4, part 15, 1911, pp. 730, 731 (in keys); p. 732 (key to the Aus- 

 tralian species); p. 739 (original reference; characters; range; represented in the Caribbean 

 Sea by Comactinia); Proc. U. S. Nat. Mus., vol. 43, 1912, p. 389 (affinities and relationships; 

 characters); Crinoids of the Indian Ocean, 1912, p. 9 (possesses additional species in Aus- 

 tralia); p. 10 (absent from Japan; reason); p. 11 (absent from the Andamans, west coast of 

 the Malay peninsula, and further westward) ; p. 13 (corresponds to Comactinia) ; p. 54 (in 

 key); p. 78 (original reference; type); Internat. Revue d. gesamt. Hydrobiol. u. Hydrogr., 

 1914, pp. 4 and following (represents Comactinia of the Atlantic; range); Beitrage zur Kenntnis 

 d. Meeresfauna Westafrikas, Echinod. II, Crinoidea, 1914, p. 309 (corresponds to Comaclinia); 

 ' Die Crinoiden der Antarktis, 1915, p. 181 (range; represented in the Atlantic by Comaclinia); 

 Smiths. Miscell. Coll., vol. 65, No. 10, 1915, pp. 34 and following (phylogenetical study); 

 American Naturalist, vol. 49, 1915, p. 525 (bathymetrical range); p. 539 (asymmetrical disk; 

 1 or more rays dwarfed); Unstalked Crinoids of the Siboga Exped., 1918, p. 24 (in key; range); 

 p. 25 (key to the species in the subgenus Validia; discussion); p. 26 (key to the species in the 

 subgenus Comatvla). GISLEN, Nova Acta reg. Soc. sci. Upsaliensis, ser. 4, vol. 5, No. 6, 

 p. 56 (discussion). 



Aleclo (part) LEACH, Zool. Journ., vol. 1, 1825, p. 589, and following authors. 



Comatules (?part) FERUSSAC, Bull, des sci. nat., ser. 2, vol. 26, 1831, p. 183 (collected by Lamare- 

 Picquot in the East Indies). 



Actinometra 3. MULLER, Monatsber. d. k. preuss. Akad. d. Wiss., 1841, p. 180 (diagnosis; genotype 

 Aclinometra imperialis); Archiv f. Naturgesch., 1841, vol. 1, p. 140 (same); Abhandl. d. k. 

 preuss. Akad. d. Wiss., 1841, 1843, p. 203; Archiv f. Naturgesch., 1843, vol. 1, p. 131; Monats- 

 ber. d. k. preuss. Akad. d. Wiss., 1846, p. 178. BRONN, Die Klassen u. Ordnungen der Strah- 

 lenthiere, 1860, p. 206. DUJARDIN and HUPE, Hist. nat. des zoophytes, Echinodermes, 1862, 

 pp. 203, 208. GERSTAEKER, in CARUB, Handb. d. Zool., vol. 2, 1863, p. 515. LUTKEN, Vidensk. 

 Meddel. fra den naturhist. Forening i Kj0benhavn, 1864, p. 218. LOVEN, Canadian Naturalist, 

 new ser., vol. 3, 1868, p. 441. POMEL, Revue des Echinodermes, 1869 p. liii. LUTKEN, Mus. 

 Godeffroy Cat., vol. 4, 1869, p. 125; Vidensk. Meddel. fra den naturhist. Forening i Kj0benhavn, 

 1868, 1869, p. 161. A. AGASSIZ, Ann. Lyceum Nat. Hist., New York, vol. 9, 1870, pp. 243, 

 244. GLAUS, Grundziige d. Zool., 1872, pp. 229, 230. LUTKEN, Mus. Godeffroy Cat., vol. 5, 

 1874, p. 190. GRTJBE, Jahresber. d. schlesisch. Gesellsch. f. vaterl. Cultur, 1875, p. 75. 

 CLAUS, Grundzuge d. Zool., 1876, pp. 277, 279. LUDWIQ, Nachr. Ges. Gottingen, 1876, 

 p. 676. ZITTEL, Handb. d. Palaeontol., vol. 1, 1876-1880, pp. 346, 397. P. H. CARPENTER, 

 Journ. Anat. and Physiol., vol. 11, 1876, p. 89; vol. 12, 1877, p. 35; Journ. Linn. Soc. (Zool.), 

 vol. 13, 1877, p. 440; Nature, vol. 15, Jan. 4, 1877, p. 197 LUDWIG, Zeitschr. f. wiss. Zool.. 

 vol. 29, 1877, p. 49. P. H. CARPENTER, Quart. Journ. Micros. Sci., vol. 18, 1878, p. 372; 

 vol. 19, 1879, p. 186; Nature, vol. 19, 1879, p. 450; Proc. Roy. Soc., vol. 28, 1879, p. 385; Trans. 



