444 BULLETIN 82, UNITED STATES NATIONAL MUSEUM 



In 1922 Prof. Torsten Gislen recorded and gave notes on two specimens from 

 Dr. Sixten Bock's Expedition to Japan station 12, and in 1927 he recorded and gave 

 notes on two more from Dr. Th. Mortensen's Pacific Expedition station 9. Drs. 

 Bock and Mortensen worked in cooperation in southern Japan, and Bock's station 12 

 and Mortensen's station 9 were in reahty the same station, occupied by them jointly. 



ASTEROMETRA ANTHUS (A. H. Clark) 



Plate 36, Figure 194; Plate 41, Figures 212-214; Plate 42, Figure 215 



[See also vol. 1, pt. 1, figs. 49, a, b (tip of distal pinnule), 53 (distal pinnule), 54 (articular face of a 

 pinnular), p. 81; pt. 2, fig. 209 (lateral view), p. 149.] 



Antedon longicirra (part) Bell, Journ.Linn. Soc. (Zool.), vol. 24, 1893, p. 339 (Sahul Bank). — H. L. 

 Clark, Echinoderm fauna of Australia, 1946, p. 56. 



Antedon anlhus A. H. Clark, Proc. U. S. Nat. Mus., vol. 33, 1907, p. 136 (description; Albatross 

 station 4936), p. 137 (comparison of pinnules with those of A. [Astcromelra] macropoda). 



Ptilometra anthus A. H. Clark, Smithsonian Misc. CoU., vol. 50, pt. 3, 1907, p. 359 (listed). 



Aslerometra anthus A. H. Clark, Proc. U. S. Nat. Mus., vol. 34, 1908, p. 318 (Japan); Proc. Biol. 

 Soc. Washington, vol. 21, 1908, p. 229 (compared with A. lepida); vol. 22, 1909, p. 147 (com- 

 pared with A. acerba) ; Vid. Medd. Naturh. Foren. K0benhavn, 1909, p. 181 (compared with 

 A. lepida); Crinoids of the Indian Ocean, 1912, p. 193 (synonymy; locality); Journ. Washing- 

 ton Acad. Sci., vol. 5, No. 6, 1915, p. 215 (southern Japanese species; range and its significance) ; 

 Unstalked crinoids of the Siboga Exped., 1918, p. 141 (in key; range). — Gisl£n, Nova Act 

 Reg. Soc. Sci. Upsaliensis, ser. 4, vol. 5, No. 6, 1922, p. 5 (127-209 meters), p. 6 (Bouin Islands), 

 pp. 7, 9 (includes A. acerba and A. lepida), p. 10, p. 102 (compared with A. macropoda), p. 103 

 (synonymy [includes acerba and lepida], Bock's stations 45, 46, 47, 53, 54, 55, 56, 57, 59; detailed 

 notes and comparisons), pp. 182, 183 (listed), figs. 92-97, p. 112, fig. 98, p. 122, pi. 2, fig. 16; 

 Zool. Bidrag Uppsala, vol. 9, 1924, p. 14 (arm regeneration), pp. 21, 28, 41 (measurements), 

 pp. 42, 44, 46, 51, 53, 79, 206, 215, 275, 278 (Bonin Islands, 180 meters; food), pp. 284, 285 

 (Bonin Islands, 207 meters; details), fig. 78, p. 81, fig. 106, p. 87, figs. 173, 174, p. 98, figs. 

 274-277, 288, p. 209, fig. 299, p. 217, fig. 340, p. 281; Vid. Medd. Dansk Naturh. Foren., vol. 83, 

 1927, p. 3 (station 9; 162 meters), p. 42 (station 9; notes), p. 43 (comparisons), p. 68 (listed). — 

 SiEVERTS, Neues Jahrb. Min., Geol. und Pal., vol. 69, Beilage-Band, Abt. B, 1932, p. 156. — 

 GisL^N, Kungl. Fysiogr. Sallsk. Handl., new ser., vol. 45, No. 11, 1934, p. 20. 



Asterometra lepida A. H. Clark, Proc. Biol. Soc. Washington, vol. 21, 1908, p. 229 (Straits of 

 Formosa, 35 fms.) ; Vid. Medd. Naturh. Foren. K0benhavn, 1909, p. 181 (further description); 

 Crinoids of the Indian Ocean, 1912, p. 195 (synonymy; locality). — Proc. Biol. Soc. Washington, 

 vol. 26, 1913, p. 179 (range in eastern Asia); Journ. Washington Acad. Sci., vol. 5, No. 6, 1915, 

 p. 215 (southern Japanese species; range and its significance); Unstalked crinoids of the 

 Siboga-Exped., 1918, p. 140 (in key; range). — Gislen, Nova Acta Reg. Soc. Sci. Upsaliensis, 

 ser. 4, vol. 5, No. 6, 1922, p. 9 (synonym of A. anthus), pp. 113, 114 (comparison with A. anthus), 

 fig. 95, p. 112. — SiEVERTS, Neues Jahrb. Min., Geol. und Pal., vol. 69, Beilage-Band, Abt. B, 

 1932, pp. 151, 156. 



Asterometra acerba A. H. Clark, Proc. Biol. Soc. Washington, vol. 22, 1909, p. 147 (description; 

 Sahul Bank); Mem. Australian Mus., vol. 4, 1911, p. 795 (synonymy; locality); Crinoids of the 

 Indian Ocean, 1912, p. 193 (synonymy; detailed description; locality), fig. 34, o, 6, p. 194; 

 Unstalked crinoids of the Siboga-Exped., 1918, p. 141 (in key; range). — Gisl^n, Nova Acta 

 Reg. Soc. Sci. Upsaliensis, ser. 4, vol. 5, No. 6, 1922, p. 9 (synonym of A. anthvs), pp. 103, 113 

 (comparison with A. anthus), fig. 93, p. 112. — H. L. Clark, Echinoderm fauna of Australia, 

 1946, p. 57 (Sahul Bank). 



Astererometra anthus Glsle.n, Nova Acta Reg. Sci. Upsaliensis, ser. 4, vol. 5, No. 6, 1922, p. 86. 



Diagnostic features. — The elements of the division series and fii-st two brachials 

 are rounded dorsally without any trace of a median carination; 10-16 arms, about 

 half the individuals having 10 and very few more than 12; the arms in fully grown 



