246 BULLETIN 82, UNITED STATES NATIONAL MUSEUM 



other than the type, which is Heterometra crenulata]) ; Crinoids of the Indian Ocean, 1912, p. 34 

 (identity); Unstalked crinoids of the Si&oga-Exped., 1918, p. 76, footnote 1 (identity). 



Anledon anceps P. H. CARPENTER, Challenger Reports, Zoology, vol. 26, pt. 60, 1888, p. 254 (de- 

 scription; Challenger station 212), pi. 35, figs. 1-3. HARTLAUB, Nova Acta Acad. German., 

 vol. 58, No. 1, 1891, p. 17 (in key). KOEHLER, Me"m. Soc. Zool. France, vol. 8, 1895, p. 420 

 (Sunda Islands; Biliton; notes). MINCKERT, Archiv fur Naturg., Jahrg. 71, 1905, vol. 1, Heft 1, 

 p. 212 (syzygies; regeneration). HAMANN, Bronns Klassen und Ordnungen des Tier-Reichs, 

 vol. 2, Abt. 3, 1907, pp. 1579, 1582 (listed). A. H. CLARK, Proe. U. S. Nat. Mus., vol. 39, 1911, 

 p. 541 (same as A. clemens P. H. Carpenter and as Craspedometra aliena A. H. Clark [referring 

 to specimens other than the type, which is Heterometra crenulata}) ; Crinoids of the Indian Ocean, 

 1912, pp. 33, 35 (of P. H. Carpenter, 1888= Craspedometra anceps), p. 40 (of Chadwick, 1904= 

 Heterometra bengalensis) , p. 74 (B. M., MS. = Capillaster multiradiata) ; Smithsonian Misc. 

 Coll., vol. 61, No. 15, 1913, p. 80 (B. M., MS.^Capillasler multiradiata); Unstalked crinoids of 

 the Si&opa-Exped., 1918, p. 76, footnote 1 (synonym of quinduplicav a) . 



Anledon quinduplicava P. H. CARPENTER, Challenger Reports, Zoology, vol. 26, pt. 60, 1888, p. 262 

 (description; Challenger Station 212), pi. 4, figs. 1, a-d, pi. 47, figs. 4, 5. HARTLAUB, Nova Acta 

 Acad. German., vol. 58, No. 1, 1891, p. 18 (in key). HAMANN, Bronns Klassen und Ordnungen 

 des Tier-Reichs, vol. 2, Abt. 3, 1907, p. 1582 (listed). A. H. CLARK, Crinoids of the Indian 

 Ocean, 1912, p. 35 (identity). GISLEN, Arkiv for Zool., vol. 19, No. 32, 1928, p. 4, No. 17 

 (Challenger station 212; notes). 



Himerometra anceps A. H. CLARK, Smithsonian Misc. Coll., vol. 50, 1907, p. 356 (listed) ; Smith- 

 sonian Misc. Coll., vol. 52, 1908, p. 214 (Albatross station 5147; also Philippine Islands). 



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



Himerometra quinduplicava A. H. CLARK, Smithsonian Misc. Coll., vol. 50, 1907, p. 350 (listed); 

 vol. 52, 1908, p. 214 (Albatross station 5139; also Philippine Islands). 



Amphimetra anceps A. H. CLARK, Proe. Biol. Soc. Washington, vol. 22, 1909, p. 7 (listed) ; Smith- 

 sonian Misc. Coll., vol. 61, No. 15, 1913, p. 23 (published references to specimens in B. M.; 

 Challenger station 212; notes). GISLEN, Arkiv for Zool., vol. 19, No. 32, February 20, 1928, 

 p. 4, No. 17 (Challenger station 212; notes); Kuugl. Fysiogr. Sallsk. Handl., new ser., vol. 45, 

 No. 11, 1934, p. 16. 



Craspedometra aliena (part) A. H. CLARK, Proe. U. S. Nat. Mus., vol. 37, 1909, p. 31 (Albatross 

 station 5157; specimens other than the type, which is Heteromelra crenulata). 



Heterometra quinduplicava A. H. CLARK, Proe. Biol Soc. Washington, vol. 22, 1909, p. 11 (listed); 

 Vid. Medd. Nat. Foren. K0benhavn, 1909, p. 162 (Singapore; description of a specimen), p. 163 

 (compared with H. aspera), p. 193 (collected at Singapore by Svend Gad); Crinoids of the 

 Indian Ocean, 1912, p. 35 (identity), p. 130 (synonymy; range); Smithsonian Misc. Coll., 

 vol. 61, No. 15, 1913, p. 27 (published reference to specimen in B. M.; Challenger station 212); 

 Unstalked crinoids of the Sz'&offa-Exped., 1918, p. 76 (in key; range), p. 81 (synonymy; 

 notes; station 99), p. 272 (listed). G:SLEN, Arkiv for Zool., vol. 19, No. 32, 1928, p. 4 (notes); 

 A. H. CLARK, Treubia, vol. 14, livr. 2, 1933, p. 212 (north of central Java; notes). GISLN, 

 Kungl. Fysiogr. Sallsk. Handl., new ser., vol. 45, No. 11, 1934, pp. 22, 27. 



Craspedometra anceps A. H. CLARK, Proc. U. S. Nat. Mus., vol. 39, 1911, p. 541 (Albatross station 

 5355; clemens a synonym; aliena also a synonym [but not type specimen, which is Heterometra 

 crenulata]); Crinoids of the Indian Ocean, 1912, pp. 33, 35 ( = anceps), p. 34 ( = clemens), p. 120 

 (synonymy; includes aliena; discussion of specimens upon which names have been based), 

 p. 316 (Andaman Islands). F. W. CLARKE and WHEELER, U. S. Geol. Surv. Prof. Pap. 90-D, 

 1914, pp. 34 ff. (inorganic constituents of the skeleton) ; Prof. Pap. 102, 1917, pp. 20 ff. (same) ; 

 Prof. Pap. 124, 1922, p. 17 (same). 



Diagnostic features. The cirri have 25-36 (usually about 30) segments, which 

 are subequal, usually about as long as broad; the outer are more or less carinate 

 dorsally but never bear dorsal spines or tubercles. The enlarged proximal pinnules 

 are slender and smooth, with the basal segments more or less abruptly rounded, 

 sharpened, or obscurely carinate on the side toward the arm tip. The 10-26 



