MUSEUM OF COMPARATIVE ZOOLOGY. 229 



Ophiomusium serratum. Thirteen stations. 124-1097 fathoms. 



Ophioinastus secundus. Thirteen stations. 60-1131 fathoms. 



Ophiopyren longispinus. Eighteen stations. 60-625 fathoms. 



Ophioconis miliaria. Up to 163 fathoms. 



Ophiochoeta mixta. Down to 572 fathoms. 



Ophiactis Miilleri var. quinqueradia. 27-338 fathoms. 



Amphiura duplicata, like Ojjhiuglypha variabilis and Ophiomusium acufe- 

 rum, is plentiful, and is found over a great range of depth. Thirty-four 

 stations. 



Amphiura Otteri. There is some question about the distinction of those 

 species that stand near the old A. Chiajei. I believe, however, that 

 Ljungman's species was found by the "Blake" from 41° 32' 50" N. to 

 the island of Grenada on the south, and from 175 to 576 fathoms. 



Amphiura tumida. Up to 94 fathoms. 



Amphiura lunaris. Up to 424 fathoms. 



Amphiura cuueata. 159-370 fathoms. 



Amphiura Stimpsoui. Down to 69 fathoms. 



Ophionereis reticulata. Down to 94 fathoms. 



Ophioplax Ljungmani. Eleven stations. Do^\^l to 175 fathoms. 



Ophiostigma isacanthum. Down to 122 fathoms. 



Ophiacantha bidentata. From as far south as 33° 27' 20" N. 



Ophiacantha hirsuta. Twelve stations. 82-955 fathoms. 



Ophiacantha sertata. Ten stations. 150-411 fathoms. 



Ophiacantha vepratica. Seven stations. Up to 291 fathoms. 



Ophiacantha scutata. Nine stations. 124-33.8 fathoms. 



Ophiacantha echiaulata. Up to 303 fathoms. 



Ophiacantha pentacriuus. Twenty-four stations. Down to 625 fathoms. 



Ophiacantha stellata. Twelve stations. 56-262 fathoms. 



Ophiacantha aspera. Twelve stations. 73-262 fathoms. 



Ophiomitra valida. Twenty-four stations. Do\vn to 1105 fathoms. An- 

 other abundant species, of great range in depth. 



Ophiocaraax hystrix. Fifteen stations. 114-300 fathoms. 



Ophiothamnus vicarius. Six stations. Down to 611 fathoms. 



Ophiothrix Suensonii. Twenty-one stations. Down to 262 fathoms. 



Ophiothrix angulata. Fourteen stations. Down to 262 fathoms, 



Ophioscolex tropicus. 103-502 fathoms. 



Ophiomyces mirabilis. Down to 422 fathoms. 



Ophiomyces frutectosus. Down to 288 fathoms. 



Ophiochondrus convolutus. Eleven stations. Up to 88 fathoms. 



Sigsbeia murrhina. Twenty-one stations. 



Gorgonocephalus mucronatus. Down to 288 fathoms. 



Astrogomphus vallatus. 114-337 fathoms. 



Astroporpa annulata. Si.xteen stations. Down to 163 fathoms. 



Astrochele Lymani. Down to 980 fathoms. 



Astroschema arenosum. Eight stations. Up to 120 fathoms. 



