62 BULLETIN OF THE UNITED STATES FISH COMMISSION. 



816. Ryder, John A. List of the North American species of myriapods 

 belonging to the family of the Lysiopetalidce, with a description 

 of a blind form from Livray Cave, Virginia. 

 [In Proceedings of the U. S. Nat. Mus., Vol. Ill, 1880, pp. 524-529.] 



817. . A valuable edible mollusk of the West coast. 



[In BULLETIN of the U. S. Fish Commission, Vol. 1, 1881, p. 21.] 



818. . Preliminary notice of the more important scientific 



results obtained from a study of the embryology of fishes. 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 22-23.] 



819. . Notes on the development, spinning habits, and 



structure of the four-spined stickleback (Apeltes quadracus). 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 24-29.] 



820. . Translator. On the mature male sexual organs 



of the Conger eel (Conger vulgaris), with some observations on 

 the male of the common eel (Anguilla vulgaris, Fleming). By 

 Otto Hermes. 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 126-130.] 



821. . Development of the Spanish mackerel (Cybium macu- 

 la turn). 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 135-172.] 



822. . On the retardation of the development of the ova of 



the shad (Alosa sapidissima), with observations on the egg- 

 fungus and bacteria. 

 [In Bulletin of the U. S. Fish Commission, Vol. 1,1881, pp. 177-100.] 



823. . A contribution to the development and morphology 



of the Lophobranchiates (Hippocampus antiquorum, the sea- 

 horse). 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 191-199.] 



824. . The Protozoa and Protophytes considered as the 



primary or indirect source of the food of fishes. 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 236-251.] 



825. . The micropyle of the egg of the white perch. 



[In Bulletin of the U. S. Fish Commission, Vol. I, 1881, p. 282.J 



826. . Development of the silver gar (Bclone longirostris), 



with observations on the genesis of the blood in embryo fishes, 

 and a comparison of fish ova with those of other vertebrates. 

 [In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 283-301.] 



827. . On the nuclear cleavage-figures developed during 



the segmentation of the germinal disk of the egg of the salmon. 

 [In Bulletin of the U. S. Fish Commission, Vol. I, lb81, pp. 335-339.] 



828. . Notes on the breeding, food, and green color of the 



oyster. 



[In Bulletin of the U. S. Fish Commission, Vol. I, 1881, pp. 403-419.] 



