VAN NAME: SIMPLE ASCIDIANS. 613 
Herdman, W. A. 
1880. Preliminary report on the Tunicata of the "Challenger" Expedi- 
tion. Part I. Ascidiadae. Proc. Roy. Soc. Edinburgh, vol. 10, 
p. 458-472. 
1881. Preliminary report on the Tunicata of the "Challenger" Expedi- 
tion. Part III. Cynthiadae. Proc. Roy. Soc. Edinburgh, vol. 11, 
p. 52-88, 1 text-fig. 
1882. Report on the Tunicata collected during the voyage of H. M. S. 
Challenger during the years 1873-76. Part I. — Ascidiae Simplices. 
Challenger Reports, Zool., vol. 6, 296 pp., 37 pis. 
1886. Report on the Tunicata collected during the voyage of H. M. S. 
Challenger during the years 1873-76. Part II. — Ascidiae Compos- 
itae. Challenger Reports, Zool., vol. 14, 432 pp., 49 pis., map. 
1891. A revised classification of the Tunicata, with definitions of the 
orders, suborders, families, subfamilies, and genera, and analytical 
keys to the species. Journ. Linn. Soc. London, Zool., vol. 23, 
p. 558-652. 
1892. Notes on the collections made during the cruise of the S. Y. 
" Argo" up the west coast of Norway in July, 1891. Proc. and Trans. 
Liverpool Biol. Soc, vol. 6, p. 70-93, pis. 6, 7. 
1893. Tunicata. In Norman, C., A month on the Trondhjem Fiord. 
Ann. Mag. Nat. Hist., ser. 6, vol. 12, p. 443-446. 
1906. Report on the Tunicata collected by Professor Herdman, at 
Ceylon, in 1902. Rept. Ceylon Pearl Oyster Fisheries, pt. 5, p. 
295-348, 9 pis. 
Howe, F. 
1901. Report of a dredging expedition off the southern coast of New 
England, September, 1899. Bull. U. S. Fish Comm., vol. 19, p. 
237-240. 
Hunter, G. W., Jr. 
1898a. Notes on the finer structure of the nervous system of Cynthia 
partita (Verrill). Zool. Bull., vol. 2, p. 99-115, 6 text-figs. 
1898b. Notes on the peripheral nervous system of Molgula manhattensis. 
Journ. Comp. Neurol., vol. 8, p. 202-206, 3 text-figs. 
1902. The structure of the heart of Molgula manhattensis (Verrill). 
Anat. Anzeiger, vol. 21, p. 241-246, 3 text-figs. 
1903. Notes on the heart action of Molgula manhattensis (Verrill). 
Amer. Journ. Physiol., vol. 10, p. 1-27. 
Jacobsohn, G. C. 
1892. Ueber die Tunicaten des Weissen Meeres. Trav. Soc. Nat. St. 
Petersbourg, vol. 23, pt. 2, p. 158-167. 
Julin, C. 
1892. Les ascidiens des cotes du Boulonnais. Bull. Sci. France et 
Belgique, vol. 24, p. 1-52. 
Kiaer, J. 
1893. Oversigt over Norges Ascidiae simplices. Vidensk. Selsk. Forh. 
Christiania, 1893, no. 9, 105 pp., 4 pis. 
