A MONOGRAPH OF THE EXISTING CRINOIDS 63 



Anledon bidens Bell, Rep. Zool. Coll. H. M. S. Alert, 1884, p. 155 (specific formula), p. 158 (descrip- 

 tion; Torres Straits), pi. 11, figs. A, a-c; Ann. Mag. Nat. Hist., ser. 6, vol. 2, 1888, p. 404 (com- 

 parison with A. [Compsomelra] incommoda) . — P. H. Carpenter, Challenger Reports, Zoology, 

 vol. 26, pt. 60, 1888, pp. 54, 206, 366, 378 (discussion; Torres Straits).— Dodeklein, Denkschr. 

 med.-nat. Ges. Jena, vol. 8, vol. 5, 1898, p. 476 (Thursday Island; notes), pi. 36, figs. 3-3d. — 

 Ham ANN, Bronns Klassen und Ordnungen des Tier-Reichs, vol. 2, Abt. 3, 1907, p. 1580 (listed). — 

 A. H. Clark, Bull. Mus. Hist., Paris, 1911, No. 4, p. 255 (synonym of adeonae); Mem. Aus- 

 tralian Mus., vol. 4, 1911, pp. 714, 716, 720 (synonym of adeonae); Crinoids of the Indian 

 Ocean, 1912, pp. 31, 34, 39 (same) ; Smithsonian Mi.sc. Coll., vol. 61, No. 15, 1913, p. 80 (same). — 

 H. L. Clark, The echinoderm fauna of Torres Strait, 1921, pp. 6, 7 (identity). 



Himerometra bidens A. H. Clark, Smithsonian Misc. Coll., vol. 50, pt. 3, 1907, p. 356 (listed). 



Oligomelra adeonae A. H. Clark, Proc. Biol. Soc. Washington, vol. 21, 1908, p. 126 (listed); vol. 22, 

 1909, p. 7 (listed), p. 42 (compared with 0. [Decamelra] studeri). — H. L. Clark, Mem. Aus- 

 tralian Mus., vol. 4, part 11, 1909, p. 523 (compared with 0. [Auslrometra] thelidis). — A. H. 

 Clark, Proc. U. S. Nat. Mus., vol. 41, 1911, p. 172 (cirri compared with those of Comasier 

 taviana); Bull. Mus. Hist. Nat., Paris, 1911, No. 4, p. 244 i = Comatula adeonae Lamarck), 

 p. 255 (Australia; description of type; includes Antedon bidens Bell); Die Fauna Siidwest-Aus- 

 traliens, vol. 3, Lief. 13, 1911, p. 436 (collected at Dundas Strait by the Alert), p. 441 (Aus- 

 tralian tropical species occurring to Baudin Island and Port Curtis), p. 443 (range on east coast), 

 p. 444 (range on west coast), p. 446 (summary of west Australian records); Mem. Australian 

 Mus., vol. 4, 1911, p. 717 (known to P. H. Carpenter from Australia), p. 722 (occurs south to 

 Port Curtis), p. 723 (northwest Australia; Dundas Strait; Baudin Island), p. 725 (related to 

 O. \Austrometra] thetidis), p. 734 (in key), p. 776 (synonymy; characters; Australian records; 

 description of types, and of types of bidens); Proc. Biol. Soc. Washington, vol. 25, 1912, p. 23 

 (cirrals compared with those of Comantheria weberi); Rec. Indian Mus., vol. 7, pt. 3, No. 26, 

 1912, p. 267 (a species related to this and to 0. [Auslrometra] thetidis discovered in the Andaman 

 Islands), p. 269 (cirri compared with those of 0. marginata) ; Ann. Mag. Nat. Hist., ser. 8, vol. 

 10, 1912, pp. 40, 41 (compared with 0. marginata) ; Crinoids of the Indian Ocean, 1912, pp. 30, 

 31, 34, 39 (identity of previous records), p. 175 (synonymy; summary of previous records; 

 remarks on the type specimens of adeonae and bidens). — Reichensperger, Abh. Senck. naturf. 

 Ges., vol. 35, No. 1, 1913, p. 82 (Aru Islands), p. 105 (localities in detail; notes).— Gisl^n, 

 Kungl. Svenska Vet. Handl., vol. 59, No. 4, 1919, p. 3 (listed), p. 5 (stations 4, 10, 13), p. 28 

 (detailed description of the specimens), pi. 1, fig. 7. 



Oligomelra bidens A. H. Clark, Proc. Biol. Soc. Washington, vol. 21, 1908, p. 126 (listed); vol. 22, 

 1909, p. 7 (listed), p. 42 (compared with 0. [Decamelra] studeri); Zool. Anz., vol. 34, No. 11/12, 

 1909, p. 368 (northwest Australia). — H. L. Clark, Mem. Australian Mus., vol. 4, pt. 11, 1909, 

 p. 523 (comparison with 0. [Auslrometra] thetidis) . 



Oligometrides adeonae A. H. Clark, Smithsonian Misc. Coll., vol. 61, No. 15, 1913, p. 37 (published 

 references to specimens in the B.M.; localities; characters); Internat. Rev. gesamt. HydrobioL 

 und Hydrogr., 1915, p. 225 and following (detailed account of the distribution in Australia); 

 Unstalked crinoids of the Siboga-Exped., 1918, p. 126 (synonymy; detailed description; station 

 273), fig. 6, p. 126 (cirrus), p. 275 (listed), pi. 28, figs. 107-109.— H. L. Clark, The echinoderm 

 fauna of Torres Strait, 1921, pp. 6, 7 (history), p. 24 (range), p. 192 and follov,ing (range in 

 Australia). — Gisl^n, Zool. Bidrag Uppsala, vol. 9, 1924, p. 51 (obhquity of the brachials), 

 p. 79 (syzygies), p. 275, fig. 75, p. 81 (syzygial face), fig. 102, p. 87 (synarthrial face), figs. 162- 

 164, p. 98 (pinnule articulations). — A. H. Clark, Temminckia, vol. 1, 1936, p. 308.— H. L. 

 Clark, Mem. Mus. Comp. Zool., vol. 55, 1938, p. 40 (False Cape Bossut; Broome; notes); 

 Echinoderm funa of Australia, 1946, p. 50 (Australian localities; color). 



Oligemetrides adeonae Gisl^n, Kungl. Svenska Vet. Handl., vol. 59, No. 4, 1919, p. 28 (editorial error) . 



Oligomelra adeonae form scabra Gisl^n, Kungl. Svenska Vet. Handl., vol. 59, No. 4, 1919, p. 30 

 (in text; characters; Mjoberg's Station 4), p. 31 (specimens 10 and 12 from station 10). 



Description. — The centrodorsal is small, discoidal, with the dorsal pole papillose, 

 from 1 .5 to 2.0 mm. in diameter. The cirrus sockets are arranged in one and a partial 

 second marginal rows. 



