82 
Prof. W. MiCHAIiLSEN. 
1881 Molgula gigantea, Heudman, Prel. Rep. IV. p. 234. 
? 1881 „ gregaria, „ ibid. p. 234. 
1882 „ gigantea, „ Tuiiic. I. Challenger, p. 69. PI. IV. Fig. 1—4. 
? 1882 „ gregaria, „ ibid. p. 73. 
^ 1898 „ „ PizoN, Etüde Molgulidees. p. 357. PI. XV. Fig. 6. 
1898 Ctenicella Lehnini, „ ibid. p. 364. PI. XIII. Fig. 5. PI. XV. Fig. 3. 
1898 „ rugosa, „ ibid. p. 372. PI. XIII. Fig. 4. PI. XV. Fig. 1, 2. 
? 1898 Stomatropa vülosa, „ ibid. p. 379. PI. XIV. Fig. 3—6. 
1900 ParamolguJa gigantea, Michaki.sex, Ilolos. Ascid. niagalb.-südgeorg. Geb. p. 138. 
\orkoiniiieu; Magalhaens-Str. , Q-ente Grande, .Admirality Sound; 
Beagle Channel, Lapataia Nueva, Uschuaia; Ost-Feiierland, Kap. 
San Sebastian (Mich aelsen) ; z w i s c h e n M a g a 1 li a e u s - S t r. u n d F a 1 k - 
land-Inseln, 52« 20' S., 08« W. (IIerdman); Falkland-lnseln, Port 
Stanley (Michaelsen), ? Port Louis (Lesson), ? 51 « 40' S., 57« 50' W. 
(Hekdman). 
Verzeichnis der Literatur 
über Tunicaten vom inagalhaensisch-siulgeorgischen Gebiet. 
Apstkia, C., 1894 (Phaliac. Plankt.-Exp. B), Die Thaliacea der Plankton-Expedition. B. Ver- 
teilung der Salpen; in Erg. Plaukton-Exp. Bd. II. E. a. B. 
Borgekt, A., 1894 (Thaliac. Plaukt.-Exp. C), Die Thaliacea der Plankton-Expedition. C. Ver- 
teilung der Doliolen; in Erg. Plankton-Exp. Bd. 11. E. a. C. 
Chiekchia, C., 1885 (Collezioni Vettor Pisani), Collezioni per studi di scienze naturale fatte 
nel viaggio intorno al mondo dalla R. Corvetta Vettor Pisani, 1882—85; in 
Revista Marittima, settembre 1885 (nacb Borgert!). 
Cauli.ery, M. M., 1896 (Colella, polymorphisme bourgeons), Sur les Synascidies du genre 
Colella, et le polymorphisme de leurs bourgeons; in Comptes Rendus Acad. Sei. 
CuNNiNGHAM, R. 0., 1871 (Nat. Hist. Magellan), Notes on the natural Ilistory of the Strait 
of Magellan; Edinburgh. 
1871 (Notes Voy. Nassau), Notes on the Reptiles, Amphibia, Fishes, Mollusca, 
and Crustacea obtained during the voyage of H. M. S. „Nassau“ in the years 
1866-69; in Trans. Linn. Soc. London. Vol. XXVII. 
Gould, A. A., 1852 (Mollusca in U. S. Exp. Wilkes), Mollusca and Shells; in ü. S. Exploring 
Expedition, by Charles Wilkes. Vol. XII. 
Herdman, W. A., 1880 (Prel. Rep. I), Preliminary Report on Tunicata of Challenger Ex- 
pedition, part I; in Proc. R. Soc. Edinb. 1879/80. 
— 1880 (Prel. Rep. II), id. Part II; ibid. 1879/80. 
— 1881 (Prel. Rep. III), id. Part III ; ibid. 1880/81. 
— 1881 (Prel. Rep. IV), id. Part IV; ibid. 1880/81. 
— 1882 (Tunic. I, Challenger), Report on the Tunicata collecied during the 
Voyage of H. M. S. Challenger during the years 1873 — 76, Parti, Ascidiae 
simplices; in Rep. Challenger, Zool. Vol. VI. 
— 1886 (Tunic. II, Challenger), id. Part II, Ascidiae compositae ; ibid. Vol. XIV. 
— 1888 (Tunic. III, Challenger), id. Part III; ibid. Vol. XXVII. 
1891 (Rev. dass. Tunic.), A revised Classification of the Tunicata, with 
definitions of the Orders, sub Orders , families, subfamilies and genera, and 
analytical keys to the species; in Journ. Linn. Soc. London. Vol. XXIII. 
