-16- 



Livezey, R.L. and A.H. Wright. 1947. A synoptic key to the salientian eggs 

 of the United States. Amer. Midi. Nat. 37:179-222. 



Wells, Kentwood D. 1976. Multiple egg clutches in the green frog (Rana 

 clamitans) . Herpetologica 32(l):85-87. 



Zipko, S.J. 1977 (see XII. Reproduction a. Behavior). 



e . Morpholog y 



Elinson, R.P. and M.E. Manes. 1978. Morphology of the site of sperm entry on the 

 frog egg. Developmental Biology 63:67-75. 



Click, R.N. 1975. An ultrastructural study of the seminal vesicle and its 

 response to hormone treatment in the male frog Rana clamitans. Dissert. 

 Abstr. Int. B. Sci. Eng. 35 (9) :4333-4334. ~ 



Poirier, G.R. and G.C. Spink. 1971. The ultrastructure of testicular spermatozoa 

 in two species of Rana . Journal Ultrastructure Research 36 (3/4) :455-465. 



f . Experimentati on 



Arnold, J.F. and J.R. Shaver. 1952. Interfemale transfer of eggs and ovaries 

 in the frog. Exp. Cell Res. 27:150-153. 



Elinson, R.P. 1974 (see XX. Physiology and Biochemistry j. Reproductive System). 



Elinson, R.P. 1977. Fertilization of immature frog eggs: cleavage and development 

 following subsequent activation. J. Embryol. Exp. Morph. 37:187-201. 



Gray, P.S. and R. Hunter, Jr. 1977. EM studies on effects of dispersion yellow 

 3 on oocyte development in Rana c lamitans larvae. Amer. Zool. 17:944. 

 (Abstract) . 



Smith-Gill, S.J. and K.A. Berven. 1980. In vitro fertilization and assessment 



of male reproductive potential using mammalian gonadotropin-releasing hormone 

 to induce spermiation in Rana sylvatica . Copeia 1980:723-728. 



(See also XV. Hybridization.) 

 XIII. Development and Metamorphosis 



Altig, R. 1970 (see III. General). 



Bachman, K. 1969 (see XX. Physiology and Biochemistry 1. Temperature). 



Barch, S.H. and J.R. Shaver. 1960. The effect of chymotrypsin on the development 

 of Rana clamitan s. Exp. Cell Res. 19 (2) :428-430. 



Berven, K.A. 1977 (see X. Ecology). 



Berven, K.A. 1981. Heritable and environmental components of development and 

 reproduction in ranid frogs. Amer. Zool. 21:980 (Abstract). 



Dettlaff, T.A. and A. A. Dettlaff. 1961. On relative dimensionless characteristics 

 of the development duration in embryology. Archives de Biologie (Paris) 72:1-1( 



Elinson, Richard P. 1981. Genetic analysis of developmental arrest in an amphibian 

 hybrid (Rana catesbeiana, Rana clamitans) . Developmental Biology 81:157-176. 



