54 IOWA STUDIES IN NATURAL HISTOPY 



Station 18 : One specimen. 

 Station 51 : One specimen. 

 Station 65 : One specimen. 

 Station 67 : Three specimens. 

 Station 70: One specimen. 

 Station 78 : Two specimens. 

 Station 85 : Two specimens. 

 Station 96: Three specimens. 

 Station 100: Five specimens. 



Barbados; Engineers' Pier, 15-20 feet. — Fragments. 

 Barbados ; off Pelican Island, 4 fathoms ; from gorgonians and 

 corals. — Seven specimens. 



Barbados ; off Pelican Island, 50 feet. — One small specimen, 

 Barbados; off Needham's Point; diver. — Eight specimens. 

 Station 101 : Four specimens. 

 Antigua; English Harbour; in eel grass. — Two specimens. 



Ophiothrix lineata Lyman 

 Barbados ; off Pelican Island, 4 fathoms ; from gorgonians and 

 corals. — One specimen. 



Ophiothrix oerstedii Llitken 

 Barbados; Engineers' Pier, 15-20 feet; from gorgonians; May- 

 IB, 1918. — Two specimens. 



Barbados; Needham's Point; diver. — Ten specimens. 

 Antigua; English Harbour; in eel grass. — Three specimens. 

 Antigua; English Harbour; rocks. — One specimen. 



Ophiothrix suensonii Liitken 



Station 53: One specimen. 



Station 59: One specimen. 



Station 62 : One specimen with the disc 14 mm. in diameter ; 

 the spines on the disc are much more numerous and shorter than 

 usual. In life the disc was olive gray with five radial red bands^ 

 and the arms were whitish with the dorsal arm plates dark coral 

 red and the ventral plates lighter. 



Station 89 : One specimen. 



Barbados ; Engineers ' Pier, 15-20 feet ; from gorgonians ; May 

 18, 1918. — Fifty-four specimens. 



Barbados ; off Pelican Island. — Two specimens. 



