410 W. G. Van Name — Bermuda Ascidians. 



Plate LXII. 



Figure 129. — Microcosmus miniatus Verrill. Nat. size. (See fig. 131.) Page 



396. 

 Figure 130. — Microcosmus miniatus Verrill. Nat. size. Individual on which 



three kinds of compound ascidians are growing, as follows : above the letter 



a a zooid of Clavelina oblonga Herdman ; below b a colony of Distaplia 



bermudensis ; opposite c a colony of Leptoclinum speciosum Herdman var. 



bermudense. 

 Figure 131. — Microcosmus miniatus Verrill. Animal (slightly enlarged) removed 



from the test. Same individual as figure 129. Page 396. 

 Figure 132. — Leptoclinum speciosum Herdman, var. n. bermudense. Colony 



(nat. size) which grew on a gorgonian. (This is the largest Leptoclinum 



colony in the collection.) Page 364. 

 Figure 133. — Halocynthia rubilabia Verrill. Rather small individual, natural 



size. Page 393. 

 Figure 134. — Leptoclinum speciosum Herdman, var. nov. bermudense. Small 



colony, natural size. Page 364. 

 Figure 135. —Leptoclinum speciosum Herdman, var. nov. hamiltoni. Nat. size. 



Page 365. 

 Figure 136. — Leptoclinum speciosum Herdman, var. nov. somersi. Nat. size. 



Page 366. 

 Figure 137. — Diplosoma atropunctatum, n. sp. Colony incrusting a piece of 



coral (Porites). The test is very transparent and the black-pigmented 



abdomens of the zooids are the most conspicuous feature, x 3. (This 



specimen is shown natural size in figure 103.) Page 370. 



Plate LXIII. 



Figure 138. — Ascidia atra Lesueur. Natural size. Page 398. 



Figure 139. — Ascidia atra Lesueur. Animal removed from the test, seen from 

 the left side, somewhat enlarged. Page 398. 



Figure 140. — Polycarpa obtecta Traustedt. Seen from right side. Natural size. 

 Page 386. 



Figure 141. — Halocynthia riiseana (Traustedt), var. nov. munita. Natural size. 

 Page 394. 



Figures 142 and 143. — Styela partita (Stimpson), var. nov. bermudensis. Natu- 

 ral size. Page 388. 



Figure 144. — Polycarpa obtecta Traustedt. Smaller specimen seen from the 

 right side. Natural size. Page 386. 



Figures 145 and 146. — Ascidia curvata Traustedt. Natural size. Page 400. 



Plate LXIV. 



Figure 147. — Styela partita (Stimpson) from Wood's Hole, Massachusetts. Part 

 of the branchial sac showing two folds, x 15. Page 389. 



Figure 148. — Microcosmus miniatus Verrill. Removed from the test and cut 

 transversely to show the branchial folds. Slightly enlarged. Page 396. 



