254 PROCEEDINGS OF THE ACADEMY OF [1896. 



ite chez I'huitre ordinaire \_0. eduli^'] et chez I'huitre Portugaise 

 (0. angulata). Fecondation artificielle de I'huitre Portugaise," in 

 Comptes Rendus de L' Academic des Sciences, XCV, No. 5 [31 

 Juillet, 1882], pp. 256-259, Paris, 1882). 



230 — Researches on the generative organs of the oyster ( 0. edulis), 

 by P. P. C. Hoek. Bull. U. S. Fish Comm., II, 1882, pp. 343, 

 (Translation of " Recherches sur les organes genitaux des huitres." 

 par M. P. P. C. Hoek, Comptes rendus des seances de I'Academie 

 des Sciences, Paris, November 6, 1882). 



231 — A simple test to learn if fish ova are impregnated, by Prof. 

 Nussbaum. Bull. U. S. Fish Comm., II, 1882, pp. 347-348. 

 (Translation from Deutsche Fischerei Zeitung, VI, No. 5, Jan. 30, 

 1883. 



232 — On the cause of the gi-eening of oysters. Rep. U. S. Comm. 

 Fish and Fisheries, 1882, pp. 793-801. (A translation of "Notice 

 sur la cause du verdissement des huitres." Par M. Puysegur, in 

 Rev. Maritime et Colonial e, pp. 11,1 pi. Paris, Berger-Levrault 

 etCie, 1880). 



233 — Development of the membrane-bones of the skull of the pike. 

 Science, I, 1883, p. 513. 



234 — Oyster culture in Holland. Science, II, 1883, p. 79. 

 235 — The development of the viviparous edible oyster. Amer. 

 Nat., 1885, pp. 317-318. (Review of Dr. Horst's paper). 



238 — The mode of formation and the morphological value of the 

 eggs of Nepa and Notonecta. Amer. Nat., 1885, pp. 615-616. (Re- 

 view of paper by Ludwig Will). 



237 — The unpaired fins of selachians. Amer. Nat., 1886, pp. 

 142-143. (Review of paper by Dr. Paul Mayer). 



239— The development of Patella. Amer. Nat., 1886, pp. 563- 

 564. (Review of paper by Dr. Wm. Patten). 



240 — Professor Selenka on the development of the opossum (Di- 

 delphys virginiana). Amer. Nat., 1886, pp. 394-396. (Translation 

 from Biblog. Centralbl., V, No. 10, 1885, pp. 294-295). 



241— The development of Dentalium. Amer. Nat., 1886, p. 565. 

 (Review of paper by M. Kowalevsky). 



242— The development of the Chitonidie or Polyplacophora. 

 Amer. Nat., 1886, pp. 565-567. (Review of paper by M. Kowalev- 

 sky). 



243 — The development of the gill in Fasciolaria. Amer. Nat., 

 1886, p. 567. (Review of paper by Dr. H. Leslie Osborn). 



244— The early development of Julus terrestris. Amer. Nat., 

 1886, pp. 662-666. (Review of paper by F. G. Heathcoat, M. A.). 

 245 — The development of Agaleva naevia. Amer. Nat., 1886, 

 pp. 666-667. (Review of paper by Wm. A. Locy). 



246— Life-history of Thalessema. Amer. Nat., 1886, pp. 988-989. 

 (Review of H. W. Conn's paper). 



247 — The formation of the eggs and development of rotifers. 

 Amer. Nat., 1887, pp. 93-95. (Review of G. Tessin's paper). 



