No. 1685. REVISION OF CRICOID FAMILY COM AST ERID. 13— CLARK. 497 



1. Genus COMATILIA A. H. Clark. 

 1909. Cornatilia A. II. C'i.akk, Proe. I'. S. ^'at. Mus., XXXVI, p. 36.5. 

 Genotype. — Comatilia iridometnformis A. H. Clark (new species). 

 Distribution. — Only known from between the Bahama Islands and 

 Cape Fear, North Carolina. 



Depth. — Two hundred and eighty fathoms. 



2. Genus COMATULA Lamarck (emended). 



175S. Afttrrid.'i (part) Linn^tts, Syst. Nat., lOtli ed., II, p. 003, 



1772. Asteria (part) Brunnicii, Zoulogia fnndamenta, p. 230 ( emeudatton ) . 



[1812. Comatulr (part) Lamarck, Extrait du cours do zocllogie du mus. 



d'hlst nat. sur les animaux .sans vertebres, p. 35 (no definition)]. 

 1810. Comatula Lamarck, Hist. nat. des animaux sans vertebres, II, p. 530, 



emended 1908— A. H. Clark, Proc. U. S. Nat. Mus., XXXIII. p. 685. 

 1841. Actinometra J. Muller, Archiv filr Xaturgesch., 1841, I, p. 140. 



Genotype. — Comatula Solaris Lamarck (new species). 

 Distrihution. — Northern Australia to the Mergiii Archipelago, 

 China, and the Philippine Islands, ? Madagascar, ? Society Islands. 

 Depth. — Littoral and sublittoral. 



3. COMINIA, nevv^ genus. 



1908. Comaiithit.s (part) A. H. Clark, Proe. Biol. Soc. Washington, XXI, 

 p. 220. 



Genotype. — Comanthns decameros A. H. Clark, 1908. 



Description. — Centro-dorsal discoidal, bearing numerous marginal 

 cirri in roughly three irregidar and crowded more or less alternating 

 rows. 



Cirri XL, ir5-lT; first joint very short, second slightly longer than 

 broad to about twice as long as broad, third-sixth two and one-half to 

 three times as long as broad, the following decreasing in length, the 

 last two being squarish ; opposing spine represented by a low tubercle ; 

 no dorsal spines or projections; terminal claw about as long as the 

 penultimate joint, moderately stout and moderately curved. 



Ends of the basal rays very prominent in the angles of the calyx; 

 radials concealed; IBr^ short, oblong, widely separated laterally; 

 IBro (ax) broadly pentagonal, about twice as broad as long. 



Ten arms; first seven or eight brachials slightly wedge-shaped, 

 then triangular about as broad as long. Arms rugged and tubercular 

 basally, but not enlarged or swollen. 



Pi long, stout basally but becoming slender and flagellate distally ; 

 P, slightly smaller and slightly less stout basally ; following pinnules 

 shorter and more slender, the distal pinnules increasing to about the 

 length of P^; comb confined to PPj, o, and 3. 



Distrihution. — Only known from the Korean Straits. 



Depth. — One hundred and seventy fathoms. 

 Proc. N. M. vol. xxxvi— 09 32 



