A MONOGRAPH OF THE EXISTING CRINOIDS 83 



Crinoids of the Indian Ocean, 1912, p. 3 (identity) ; Smithsonian Misc. Coll., vol. 72, No. 7, 



1921, p. 22 (food). 

 Comatula sp. P. H. CARPENTER, Trans. Linn. Soc. (Zool.), ser. 2, vol. 2, 1879, p. 23, footnote (species 



with first and second distichals and first and second brachials united by syzygies, like second 



and third radials) . 

 Hypomene sarsi WACHSMUTH and SPRINGER, Proc. Acad. Nat. Sci. Philadelphia, 1881, p. 202 (p. 28 



of separate), footnote. 

 Antedon microdiscus BELL, Proc. Zool. Soc. London, 1882, p. 534 (specific formula only). P. H. 



CARPENTER, Proc. Zool. Soc. London, 1882 (1883), p. 747 (specific formula).- BELL, Report 



Zool. Coll. H. M. S. Alert, 1884, p. 155 (specific formula), p. 163 (description; Port Molle, 12 



fathoms; Nicol Bay), pi. 15. P. H. CARPENTER, Quart. Journ. Micr. Sci., vol. 27, 1887, pp. 



384, 386 (distribution of the sacculi). VON GRAFF, Challenger Reports, Zoology, vol. 20, pt. 61, 



1887, p. 6 (Challenger station 186; myzostomes). P. H. CARPENTER, Challenger Reports, 

 Zoology, vol. 26, pt. 60, 1888, p. 97 (description; Challenger station 186; Port Molle; Nicol Bay), 

 pi. 37, figs. 4-6; Journ. Linn. Soc. (Zool.), vol. 21, 1889, p. 307 (disk compared with that of 

 [Pontiometra] andersoni).- WALTHER, Einleitung in die Geologie als historische Wiss., 1894, 

 p. 298 (from Carpenter). DODERLEIN, Denkschr. med.-nat. Ges. Jena, vol. 8, pt. 5, 1898, p. 

 476 (Thursday Island); pi. 36, figs. 2, 2a. MINCKERT, Archiv fur Naturg., Jahrg. 71, vol. 1, 

 1905, Heft 1, pp. 219 ff. (regeneration). HAMANN, Bronns Klassen und Ordnungen des Tier- 

 Reichs, vol. 2, Abt. 3, 1907, p. 1577 (listed). A. H. CLARK, Mem. Australian Mus., vol. 4, 1911, 

 pp. 714, 716, 720 (identity; discussion); Smithsonian Misc. Coll., vol. 60, No. 10, 1912 (includes 

 Antedon multiradiata P. H. Carpenter); Crinoids of the Indian Ocean, 1912, pp. 31, 33, 39 

 (identity) . 



Antedon sp. P. H. CARPENTER, Proc. Zool. Soc. London, 1882 (1883), p. 743 (with 2 distichals the 

 axillary not a syzygy but the first 2 brachials united by syzygy); Journ. Linn. Soc. (Zool.), vol. 

 24, 1891, p. 45 (Hyponome sarsii a detached disk). 



Antedon multiradiata VON GRAFF, Challenger Reports, Zoology, vol. 10, pt. 27, 1884, pp. 18, 56 

 (Challenger station 187; myzostomes). P. II. CARPENTER, Challenger Reports, Zoology, vol. 11, 

 pt. 32, 1884, pp. 84, 85, pi. 55, figs. 3, 4 (disk) ; Quart. Journ. Micr. Sci., vol. 27, 1887, p. 386 (sacculi 

 enormously abundant on pinnules; Cape York); Challenger Reports, Zoology, vol. 26, pt. 60, 



1888, p. 96 (description; Challenger station 187; Hyponome sarsii not unlikely to have been disk 

 of this species), pi. 9, figs. 1-6. BRAUN, Centralbl. fur Bakt. und Parasitenk., vol. 3, 1888, 

 p. 186 (myzostomes). P. H. CARPENTER, Journ. Linn. Soc. (Zool.), vol. 21, 1889, p. 307 (disk 

 compared with that of [Pontiometra] andersoni), p. 309 (position of second syzygy). HARTLAUB, 

 Nova Acta Acad. German., vol. 58, No. 1, 1891, p. 25. MINCKERT, Archiv fur Naturg., Jahrg. 

 71, 1905, vol. 1, Heft 1, pp. 221 ff. (regeneration), fig. N, p. 229, fig. O, p. 231. HAMANN, 

 Bronns Klassen und Ordnungen des Tier-Reichs, vol. 2, Abt. 3, 1907, p. 1577 (listed). A. H. 

 CLARK, Mem. Australian Mus., vol. 4, 1911, p. 716 (identity; known from Australia); Smith- 

 sonian Misc. Coll., vol. 60, No. 10, 1912, p. 11 (synonym of microdiscus) ; Crinoids of the Indian 

 Ocean, 1912, p. 33 (identity). H. L. CLARK, Biol. Results Fishing Exper. F. I. S. Endeavour, 

 1909-14, vol. 4, pt. 1, 1916, p. 19 (synonym of microdiscus). 



Hyponeme sarsii ROLLESTON and JACKSON, Forms of animal life, 188S, p. 573. 



Zygometra microdiscus A. H. CLARK, Smithsonian Misc. Coll., vol. 50, 1907, p. 348 (listed); Zool. 

 Anz., vol. 34, 1909, p. 367 (Mermaid Strait); Vid. Medd. Nat. Foren. K0benhavn, 1909, p. 167 

 (type specimen has a regenerating disk); Amer. Journ. Sci., ser. 4, vol. 32, 1911, p. 130 (sig- 

 nificance of distinctive characters); Die Fauna Stidwest-Australiens, vol. 3, Lief. 13, 1911, 

 p. 436 (Nicol Bay), p. 441 (Australian tropical species; range), p. 443 (range on east coast), 

 p. 444 (range on west coast), p. 458 (new localities; summary of previous localities; notes), 

 p. 465 (association with other species); Mem. Australian Mus., vol. 4, 1911, p. 717 (known 

 from Australia), p. 721 (occurs south to Port Molle), p. 723 (Nicol Bay; Mermaid), p. 724 

 peculiar to north Australia), p. 734 (in key), p. 760 (synonymy; characters; summary of Aus- 

 tralian records; range; type specimen has a regenerating disk which is responsible for the spe- 

 cific name); Smithsonian Misc. Coll., vol. 60, No. 10, 1912, p. 11 (Cape York; detached visceral 

 mass the type of Hyponome sarsi of which a complete synonymy is given; includes multiradiata; 

 South Passage, Shark Bay, 9 m.; description); Proc. U. S. Nat. Mus., vol. 43, 1912, pp. 385, 



