Van Name. — Simple Ascidians. 
PLATE 65. 
Fig. 120. Dendrodoa aggregata var. pulchella (Verrill). Part of branchial 
sac. X 11. 
rig. 121. Dendrodoa aggregata var. pulchella (Verrill). Piece of one of the 
branches of the gonad as seen from side lying against the 
mantle. X 25. 
Fig. 122. Dendrodoa aggregata var. pulchella (Verrill). Circle of tentacles 
and dorsal tubercle. X 7. 
Fig. 123. Corella borealis Traustedt. Part of branchial sac. X 31. 
Fig. 124. Phalhisia prunum (Miiller). Piece of ovary. X 25. 
Fig. 125. Phallusia prunum (MuWer) . Piece of testis. X 25. 
Fig. 126. Phallusia prunum (Miiller). Piece of posterior portion of dorsal 
lamina and adjacent stigmata. X 31. 
Fig. 127. Phallusia obliqua (Alder). Piece of posterior portion of dorsal 
lamina and adjacent stigmata. X 31. 
