PACIFIC TUNICATA OF U.S. NATIONAL MUSEUM 



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Figure 38. — Eudisloma pyriforme (Herdman): a, surface of colony from the Palau Islands; 

 b, right side of embryo from same colony; c, right side of zooid of small j'oung colony 

 from Gilbert Islands; d, posterior part of abdomen of same zooid. 



Test hard, rather tough to the touch, being impregnated with sand 

 grains. System of zooid arrangement indistinct. Both apertures 

 distinctly 6-lobed. About 20 tentacles, larger and smaller ones de- 

 fined; dorsal languets finger-shaped. 



Larger embryos attain TOO/x in length. Three attachment processes 

 arranged lineally, elongate-elliptical when seen from surface. Four 



