. The ascidians collected by the United States fisheries bureau steamer Albatross on the coast of California during the summer of 1904 . PLATE 3. Figs. 30 to 34.—Afse-iflia elemental. Fig. 30. A fragment of the branchial 31. The whole animal, X -. Fig. 32. The animal removed from the test, showing intestinal tract, re-productive organs and kidney. Fig. 33. Hypophyseal complex, dorsal lamina, and tentacular circlet seenfrom within. Fig. 34. Small piece of branchial membrane with two of the large trans-verse vessels. Figs. 35 to 38.—dona 35.—The animal removed from the t
. The ascidians collected by the United States fisheries bureau steamer Albatross on the coast of California during the summer of 1904 . PLATE 3. Figs. 30 to 34.—Afse-iflia elemental. Fig. 30. A fragment of the branchial 31. The whole animal, X -. Fig. 32. The animal removed from the test, showing intestinal tract, re-productive organs and kidney. Fig. 33. Hypophyseal complex, dorsal lamina, and tentacular circlet seenfrom within. Fig. 34. Small piece of branchial membrane with two of the large trans-verse vessels. Figs. 35 to 38.—dona 35.—The animal removed from the test, X 2. Fig. 36. Hypophyseal region with dorsal languets and a portion of thetentacular circlet. Fig. 37. A single tentacle. Fig. 38. Portion of the branchial membrane, inner surface. Fig. 39. A zooid of Psammaplidium Spauldingi, X -0. Figs. 40 and 41.—Dideiniunn opacum. Fig. 40. The colony X 1. Fig. 41. A branchial sac much enlarged. [52] UNIV. CAL PUBl. ZOOL. VOL. 4 [RITTER] PLATE 3 y.
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