372 



AMERICAN MUSEUM OF NATURAL HISTORY 



RYD 



Ryder, John Adam [1852-1895] For 

 biographical sketch, see Allen, H., in 

 Proc. Acad. Nat. Sci. Philad. 1896 

 (1897), 48, 222. 



Note on the origin of bilateral 



symmetry and the numerous segment.s 

 of the soft rays of fishes. Amer. Natu- 

 rahst, 1879, 13, 41-43. 1879.1 



Strange habitat of a barnacle 



on a gar pike. Chicago Field, 1879, 11, 

 372. 1879.2 



Phosphorescence of very young 



fishes. Amer. Naturalist, 1880, 14, 

 675-676. 1880.1 



The psorosperms found in Aphre- 



doderus sayanus. Amer. Naturalist, 

 1880, 14, 211-212. 2 pis. 1880.2 



Encysted in subcutaneous intermuscular 

 tissue of pirate perch from Woodbury, N. J. 

 According to prevalent view regarded as young 

 of Gregarina, now known to belong to Myxo- 

 sporidia. This species named Myxobolus monu- 

 rus by Gurley, 1893. 



^ Structure and ovarian incuba- 

 tion of the top-minnow (Zygonectes) 

 Forest & Stream, 1881, 17, 51-52. 



1881.1 



Additional observations on the 



retardation of the development of the 

 ova of the shad. Bull. U. S. Fish Comm. 

 1881 (1882), 1, 422-424. 1882.1 



A contribution to the develop- 

 ment and morphology of the lopho- 

 branchiates. Hippocampus antiquorum. 

 Bull. U. S. Fish Comm. 1881 (1882), 1, 

 191-199. 1882.2 



Development of the silver gar 



(Belmie longirostris), with observations 

 on the genesis of the blood in embryo 

 fishes, and a comparison of fish ova with 

 those of other vertebrates. Bull. U. S. 

 Fish Comm. 1881 (1882), 1, 283-301. 

 2 pis. 1882.3 



Development of the Spanish 



mackerel (Cybium maculalum) Bull. 

 U. S. Fish Comm. 1881 (1882), 1, 135- 

 172. 4 pis. 1882.4 



The micropyle of the egg of the 



white perch. Bull. U. S. Fish Comm. 

 1881 (1882), 1, 282. 1882.5 



Notes on the develoi^ment, 



spinning habits and structure of the 

 four-spined stickleback, Apeltes quadra- 

 cus. Bull. U. S. Fish Comm. 1881 

 (1882), 1, 24-29. 1882.6 



On the nuclear cleavage-figures 



developed during the segmentation of 



the germinal disk of the egg of the 

 salmon. Bull. U. S. Fish Comm. 1881 

 (1882), 1, 335-339. pi. 1882.7 



■ On the retardation of the de- 

 velopment of the ova of the shad (Alosa 

 sapidissima) with observations on the 

 egg-fungus and bacteria. Bull. U. S. 

 Fish Comm. 1881 (1882), 1, 177-190. 



1882.8 



Preliminary notice of the more 



important scientific results obtained 

 from a study of the embryology of fishes. 

 Bull. U. S. Fish Comm. 1881 (1882), 1, 

 22-23. 1882.9 



The protozoa and protophytes 



considered as the primary or indirect 

 source of the food of fishes. Bull. U. S. 

 Fish Comm. 1881 (1882), 1, 236-251. 



1882.10 



Structure and ovarian incuba- 

 tion of Gambusia patruelis, a top-min- 

 now. Amer. Naturalist, 1882, 16, 109- 

 118. 1882.11 



The unpaired fins of selachians. 



Amer. Naturalist, 1882, 20, 142-143. 



1882.12 



Abstract of P. Mayer's Die unpaaren Flossen 

 der Selachier. 



Observations on the absorption 



of the yolk, the food, feeding and de- 

 veloprnent of embryo fishes, comprising 

 some investigations conducted at the 

 Central hatchery. Armory building, 

 Washington, D. C, in 1882. Bull. 

 U. S. Fish Comm. 1882 (1883), 2, 179- 

 205. fig. 1883.1 



On the threadbearing eggs of 



the silversides (Menidia) Bull. U. S. 

 Fish Comm. 1883, 3, 193-196. 4 figs. 



1883.2 



Preliminary notice of the devel- 

 opment and breeding habits of the 

 Potomac catfish, Amiurus albidus (Le 

 Sueur) Gill. Bull. U. S. Fish Comm. 

 1883, 3, 225-230. 1883.3 



Report on the abnormal ap- 

 pearance of some shad eggs from a fish 

 kept in confinement at Havre de Grace, 

 Md. Bull. U. S. Fish Comm. 1883, 3, 

 440. 1883.4 



7^ — Care of goldfish. Queries of 

 William Rosenstihl, jr., with replies. 

 Bull. U. S. Fish Comm. 1884, 4, 381- 

 382. 1884.1 



Carp do eat young fishes. Bull. 



U. S. Fish Comm. 1884, 4, 152. 1884.2 



