212 BULLETIN 82, UNITED STATES NATIONAL MUSEUM 



In one of the specimens from Siboga station 320 the anterior and right anterior 

 rays are dwarfed; in another from the same station the 2 posterior rays are dwarfed; 

 while in a third the right anterior, anterior, and left anterior rays are dwarfed. 



Localities. Siboga station 320; Java Sea, north of Madoera (lat. 6 05' 00" S., 

 long. 114 07' 00" E.); 82 meters; fine gray mud; February 23, 1900 [A. H. Clark, 

 1912, 1918] (16, Amsterdam Mus.). PL 15, fig. 37. 



Siboga station 319; Java Sea, north of Madoera (lat. 6 16' 30" S., long. 114 37' 

 00" E.); 82 meters; fine yellowish gray mud; February 22, 1900 [A. H. Clark, 1918] 

 (1, Amsterdam Mus.). 



Siboga station 318; Java Sea, northeast of Madoera (lat. 6 36' 30" S., long. 

 114 55' 30" E.); 88 meters; fine yellowish gray mud; February 22, 1900 [A. H. 

 Clark, 1918] (14, Amsterdam Mus.). 



Siboga station 166; off the northeastern coast of Ceram (lat. 2 28' 30" S., 

 long. 131 03' 18" E.); 118 meters; hard coarse sand; August 22, 1899 [A. H. Clark, 

 1918] (2, Amsterdam Mus.). 



Geographical Range. Java Sea and the coast of Ceram. 



Bathymetrical range. From 82 to 118 meters. The average of 4 records is 

 92 meters. 



Remarks. The only known specimens of this curious form are those which were 

 dredged by the Siboga in 1899 and 1900. 



CAPILLASTER COCCODISTOMA (P. H. Carpenter) 



Comatula coccodistoma DUJAHDIN and HUPE, Hist. nat. des zoophytes, Echinodermes, 1862, p. 208 

 (listed; nomen nudum). P. H. CARPENTER, Challenger Reports, Zoology, vol. 26, pt. 60, 1888, 

 p. 320 (Madagascar; nomen nudum). A. H. CLARK, Bull, du mus. d'hist. nat. de Paris, 1911, 

 No. 4, p. 245 ( = Capillasler coccodistoma-\-Comanthus wahlbergii). 



Aclinometra coccodistoma P. H. CARPENTER, Proc. Zool. Soc. London, 1882, 1883, p. 747 (specific 

 formula) . 



Actinomelra fimbriata P. H. CARPENTER, Challenger Reports, Zoology, vol. 26, pt. 60, 1888, p. 317 

 (?Madagascar). LUDWIO, Abhandl. Senck. naturf. Gesellsch., vol. 21, Heft 4, 1899, p. 539 

 (recorded from ? Madagascar by Carpenter). 



Capillasler midiiradiata A. H. CLARK, Proc. U. S. Nat. Mus., vol. 40, 1911, p. 8 (southeast coast of 

 Africa); p. 13 (southeast Africa); p. 16 (Madagascar; Cape St. Andre 1 , Madagascar; descrip- 

 tion of specimens). 



Capillasler multiradiata var. coccodistoma A. H. CLARK, Proc. U. S. Nat. Mus., vol. 40, 1911, p. 16 

 (varietal name suggested for small and weak specimens here described from Madagascar); 

 Bull, du mus. d'hist. nat., Paris, 1911, No. 4, p. 246 (Madagascar; Cape St. Andre", Madagascar; 

 Madagascar; descriptions of first 2 specimens); Smiths. Miscell. Coll., vol. 60, No. 10, 1912, 

 p. 24 (differs from typical multiradiata as Dichrometra flagellata var. afra differs from typical 

 flagellata) ; Criuoids of the Indian Ocean, 1912, p. 76 (synonymy; localities). 



Capillaster multiradiata coccodistoma A. H. CLARK, Memoirs Australian Mus., vol. 4, 1911, p. 737, 

 footnote (southeast Africa, Madagascar, and Mauritius). 



Capillasler coccodistoma A. H. CLARK, Bull, du mus. d'hist. nat., Paris, 1911, No. 4, p. 245 (cocco- 

 distoma of Dujardin and Hupe 1 includes this form and Comanthus wahlbergii}; Unstalked Crin- 

 oids of the Siboga Exped., 1918, p. 10 (in key; range). 



Diagnostic features. This species in general resembles C. multiradiata, but is 

 smaller and more slender, with fewer arms and fewer cirrus segments. There are 

 12-19 arms, and the cirri are XV-XVIII, 21-23. 



