PACIFIC TUNICATA OF U.S. NATIONAL MUSEUM 



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llil ^ 



Figure 65. — -Syinplegma viride Herdman: a, small colony from the Palau Islands; b, left 

 ventral side of a zoold from same; f, ciliated grooves; J, stomach with elongated pyloric 

 caecum, Thai specimen; e, left ventral side of a zooid, Amoy specimen;/, gonad of same 

 zooid; g, lobated testicular follicles, Thai specimen; //, trunk of larva from Amoy specimen; 

 J, side view of anterior end of same; ;', tip of attaciiment process. 



body. Both apertures slightly elongated along longitudinal axis of 

 body. Fine atrial tentacles present. Mantle musculature consists 

 of about 40 fine muscles loimiing in dorsoventral direction and several 

 transverse ones crossing the former at right angles. Stigmatal rows 



