52 IOWA STUDIES IN NATURAL HISTORY 



Astrochema tome Lyman 

 Station 59 : part of an arm. 



Family Gorgonocephalidae 



Asteroporpa annulata Liitken 

 Station 7 : One specimen. 

 Station 41 : One small specimen. 

 Station 58 : One small specimen. 



Astrocnida isidis Lyman 

 Station 55 : One specimen. 



Astrophytum muricatum (Lamarck) 

 Carlisle Bay, Barbados; 20 feet; found on a gorgonian. — One 

 small specimen with the disc 14 mm. in diameter. 



Carlisle Bay, Barbados; 5 fathoms. — One small specimen with 

 the disc 12 mm. in diameter. 



Barbados; from fish pots. — Two specimens, one with the disc 

 about 50 mm., the other with the disc 30 mm. in diameter. 



AstrocycUis ccBcilia (Liitken) 

 Station 97 : One small specimen with the disc 8 mm. in 

 diameter. 



Order L^MOPHIURIDA 

 Family Hemieuryalidae 



Sigsheia miirrhina Lyman 

 Station 97 : Four very small specimens, the largest with the 

 disc 4 mm. in diameter. 



Ophioplus tuberculosa (Lyman) 

 Barbados. — One specimen. 



Hemieuryale pustulata von ]\Iartens 

 Station 2 : Two specimens. 

 Station 36: One specimen. 

 Station 51 : Six specimens. 

 Station 57: Fifteen specimens. 

 Station 64: One specimen. 

 Station 70 : Six specimens. 

 Station 82 : One small specimen. 



