140 



L. HILLIS-COLINVAUX 



Fig. 42. H. taenicola, with single basal holdfast, from approximately — 4 m to —6 m. 

 Specimen from Enewetak Atoll, lagoon side of pass between Alembel and Lojwa 

 Islets, 18 XII 75, Hillis- Colin vaux and Colin vaux. Scale bar is 2 cm. (Photograph 

 by The Ohio State University Department of Photography.) 



Geographic distribution. Western Pacific Ocean, both north and 

 south. 



In general form, taenicola frequently appears like a Caribbean 

 discoidea with thick segments, from which it can sometimes be 



