382 A. E. Yerrill — North American Ophiuroidea. 



AsTROPOBPA Oersted and Lutk,, '56. 



*ammlata (Erst, and Ltk., '56. 20-163 fath. 



Off Cape Hatteras and Chesapeake Bay, 48-] 67 fath. 



affinis Ltk., '59. 50 fath. 



Family, ASTROSCHEMID-ffi Ver., 1899a, p. 76; This Vol., p. 370. 



AsTBOscHEMA Q^^i'sted and Lutk., '56. 



oUgactes Ltk., '56. 69-288 fath. 



arenosum Lym., '78. 124-805 fath. 



tenue Lym., '75. 88-124 fath. 



hrachiatum Lym., '79. 270-435 fath. 



Imve Lym., '75. 56-262 fath. 



sulcatum Ljn., '71. . 200-320 fath. 



intectum Lym., '78. 175-200 fath. 



Ruttingii Ver., 1899a, p. 77, pi. vii, figs, 3, 3a. 



105-125 fath, 

 Ophiocreas Lym., '69. 



lumhricus Lym., '69, 60-580 fath. 



spinulosus Lym., '83; Nar. Blake Exped., p. 110, fig. 389. 



116-288 fath. 



mdipus Lym., '79 (Var. ?), 580 fath. 



Family, ASTRONYCID.ffi Ver., 1899a, p. 74; This Vol., p. 370. 



AsTRONYX Miill. and Trosch., '42. 



Lymani Verrill, 1899a, p. 74 (descr.), pi. viii, figs. 4-4e; 

 This Vol., p. 371 (descr.), pi, xlii, figs. 6-6c, 



200-980 fath. 



