MUSEUM OF COMPARATIVE ZOOLOGY. 153 



Ryder, John A. 



'81 e . Development of the Spanish Mackerel (Cybium maculatum). Bull. 



U. S. Fish Commiss., Vol. I. pp. 135-172, 4 pis. [1881] 1882. 

 '82. The Micropyle of the Egg of the White Perch. Bull. U. S. Fish 



Commiss., Vol. I., p. 282. May 2, 1882. 

 '82°. Development of the Silver Gar (Belone 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. Commiss., Vol. L 



pp. 283-301, Pis. XIX.-XXI. May 2 and 19, 1882. 

 '83. On the Thread-bearing Eggs of the Silversides (Menidia). Bull. U. S. 



Fish Commiss, Vol. III. pp. 193-196. 1883. 

 '84. A Contribution to the Embryography of Osseous Fishes, with special 



Reference to the Development of the Cod (Gadus morrhua). Ann. Report 



U. S. Commissioner of Fish and Fisheries for 1882, XVIT. pp. 455-605, 



Pis. I.-XIL 

 '84 a . Also separate, with title-pnge and cover. 149 pp., 12 pis. Washington : 



Government Printing Office. 1884. 

 '85. On the Development of Viviparous Osseous Fishes. Proceed. U. S. 



National Museum, Vol. VIII. Nos. 8-10, pp. 128-155. Pis. VI.-XI. 



25 May, 1885. 

 '86. On the Development of Osseous Fishes, including Marine and Fresh- 

 Water Forms. Extracted from Ann. Report U. S. Commissioner of Fish 



and Fisheries for 1885. pp. [1]-[116], Pis. I.-XXX. 1886. 

 '86 a . The Development of Fundulus heteroclitus. American Naturalist, 



Vol. XX. p. 824. Sept., 1886. 

 '87. [Same as Ryder, '86.] Ann. Report U. S. Commissioner of Fish and 



Fisheries for 1885, pp. 484-604, Pis. I.-XXX. 1887. 



Scharff, Robert. 



'87= On the Intra-ovarian Egg of some Osseous Fishes. (Rec'd Nov. 17, 

 1886.— Abstract.) Proceed. Roy. Soc. London, Vol. XIV. No. 249, 

 pp. 447-449. 1887. 



'87 a . On the Intra-ovarian Egg of some Osseous Fishes. Quart. Jour. 

 Micr. Sci., Vol. XXVIII. pp. 53-74, PL V. Aug., 1887. 



Thomson, Allen. 



'59. [Article] Ovum in The Cyclopaedia of Anat. and Physiol., edited by 

 Robert B. Todd, Vol. V. (Suppl. Vol.), 1859, pp. 1-80 and [81]-[142]. 

 Note. — Part I., pp. 1-80, was issued in 1852; Part II., pp. [81]-[142], in 

 1855. 



Vogt, Carl. 



'42. Embryologie des Salmones. Neuchatel. 1842. 6 + 328 pp., 8vo. 

 Avec Atlas, fol. obi. de 7 pis. 

 Being Tome I. of L. Agassiz, Histoire Naturelle des Poissons d'Eau douce de 

 l'Europe Centrale. 



