62 IOWA STUDIES IN NATURAL HISTORY 



Barbados; off Needham's Point 

 Ophiothrix angiilata Ophiocoma pumila 



OpMothrix oerstedii Ophioderma appressa 



Ophiothrix suensonii Ophioderma hrevicauda 



Barbados ; off Hastings 



Ophiothrix suensonii 



Barbados; Bathsheba 



Ophiocoma echinata 



Barbados; from fish pots 



Astrophytum muricaium 

 Barbados 



Sigsheia miirrhina Nemaster discoidea 



Nemaster iowensis Comactinia meridionalis 



^Barbados 



Ophiolepis elegans 

 Station 101 : 



Ophiactis milUeri Ophiocoma echinata 



Ophiothrix angidata Ophiocoma riisei 



Ophiothrix suensonii Ophioderma appressa 



Ophionereis reticulata Ophioderma ruhicunda 



Nemnster iowensis 



Station 103 : 

 Station 104 : 



Ophioderma appressa 

 Ophioderma appressa 



Station 116 : 



Ophiura acervata Ophiomiisium validum 



Antigua; English Harbour, in eel grass 

 Ophiothrix angulata Ophiocoma echinata 



Ophiothrix oerstedii Ophioderma appressa 



Ophiolepis paucispina 



Antigua; English Harbour, rocks 

 Ophiothrix oerstedii Ophiocoma pumila 



Ophiocoma echinata Ophiocoma riisei 



