50 IOWA STUDIES IN NATURAL HISTORY 



Station 297 ; 123 fathoms 



Astroschema oligactes Ophioplax Ijungmani 



Asteroporpa annulata Ophiomiisium acuferiim 



Ophiomitra valida Opkiozonella tesseUata 



Ophiotreta sertata Ophiopcepale goesiana 



Station 298; 120 fathoms 



Astroschema oligactes Asirocnida isidis 



Asteroporpa annulata Ophiopoipale goesia^m 



Ophiozona impressa 



Station 299 ; 140 fathoms 



Ophiacantha pentacrinus Ophiomiisium acuferum 



Opkiozonella tesseUata 



Station 300 ; 82 fathoms 



Ophiacantha hirsuta Ophiohelus umhella 



Ophiomiisium acuferum 



Ophiuran recorded as in Sir Rawson W. Rawson's collection: 

 Astrocyclus ccecilia 



Ophiurans recorded from Barbados by Professor Rene Koehler 

 in 1907 : 



Ophioplax Ijungmani Ophioscolex glacialis; 



Astrocyclus ccecilia 82 fathoms 



Ophiurans recorded from Barbados by Professor Koehler in 

 1913: 



Ophioderma appressa Ophiocoma echinata 



Ophioderma hrevicauda Ophiocoma riisei 



Ophioderma cinerea Ophiocoma pumila 



Ophiozona impressa Ophiothrix angulata 



Ophiolepis paucispina Ophiothrix oerstedii 



Ophionereis reticulata Ophiothrix suensonii 



Ophiurans recorded from Barbados by Professor Koehler in 

 1914: 



Ophioplax Ijungmani Astrocyclus ccecilia 



