ECOLOGY AND TAXONOMY OF Holimeda 



99 



Fig. 24. H. monile. Specimen from Jamaica, Glory Be reef top, IX 1967, Hillis- Colin vaux 

 and Colinvaux. Scale bar is 2 cm long. (Photograph by The Ohio State University 

 Department of Photography.) 



shallow water. The thalli sometimes are partially buried by shifting 

 sand. 



Halimeda monile is associated with sea grasses and Rhipsalian 

 Halimedae. 



Geographic distribution. North-western Atlantic, where it is 

 relatively common. Pacific material identified as moyiile (including 

 Taylor, 1950) has thus far proved to belong to the species 

 cylindracea (Hillis, 1959). 



As seen from the preceding list of synonymy this species has had a 

 rather varied taxonomic history since it was first described by Ellis and 



