-28- 



Scvertzdv, A. A. Food-seizing mechanism in anural larvae. Dokl. Akad. Nauk . SSSU 

 Sect. 187;211-214 (trans.) . 



. The meclianisiii of food grasping; in larvae of tai 1 less amphibians . Dokl. 



Akad. Nauk. SSSK 187:211-214. 



Shimamiira, A., and II. Toh . An observations of sensory (fungiform) papillae in frog 

 tongue. Acta. Anat . Nippon 44:121-122. 



Silva, N. De. Breeding habits and morpliological changes of the developing tadpole 

 of Bufo fi;^lanosti£tiiS_. Ceylon Ass. Adv. Sci . 25:06. 



Sokol, 0. Feeding in Hynienocniriia hoet tgeri . llerpetologica 25:3-24. 

 Straughan, I.R. and J.VJ. Wright. A new stream breeding frog from Oaxaca, Mexico 

 fAnura:llylidac) . Contr. Sci. Los Angeles Co. Mus . 169:1-12. 



Wcrnz, J.G. and R.M. Storm. Pre-hatching stages of the tailed frog, Ascaphus truei 

 Stejncger. llerpetologica 25:86-93. 



Williams, M.O. Observations on the biology of the river-brook frog Petroped etes 

 nat .itor in Sierra Leone. Bull. Inst. Fond. Afr. Noire 31A:659-665. 



Williams, P.K. Ecology of Bufo hem iophrys and B. ameri canus tadpoles in northwestern 

 Minnesota. M.S. Tliosis, Univ. Minn. 



Wolf, K., G.L. Bullock, C.E. Dunbar, and M.C. Quimby. Tadpole edema virus: 

 pathogenesis and growth studies and additional sites of virus infected bullfrog tadpoles. 

 Recent Result Cancer Res. (Spec. Suppl.) 1969:327-336. 

 [1970. Altig, R. A key to the tadpoles of the continental United States and C:!:'jda. 

 Hcrpetologica 26:180-207. 



Alvarado, R.H. and A. Moody. Sodium and chloride transport in tadpoles of the 

 bullfrog Rana cate s beian a. Amer. J. Physiol. 218:1510-1516. 



Amiet, J.L. Morphologic ct developpement de la larva de Leptodacty lodon \' ttrimar- 

 moratus (Boulenger) (amphibicn anoure) . Annls. Fac . Sci. Univ. fed Camcroun. )'.r70:53-71. 



Beskov, V. Biologie and Verbreitung des griechischen Froshes (Ran.-i graeca lUgr.) 

 in Bulgarien. 2. Untersucliungcn uber dc Fortpf lanzung und die Larven. Izv. ZooJ . Inst. 

 32:159-180. 



Birkin, S. Tadpoles and goldfish. Aquar . Pondk , 35:172. 



Black, J.H. A possible stimulus for the formation of some aggregations in tadpoles 

 of Scaphiopus bombifrons. Proc . Oklahoma Acad. Sci. 49:13-14. 



. Boat-tailed grackles feeding spadefoot tadpoles to nestlings. Bull. Oklalioma 



Ornithol. Soc . 3:33-34. 



Bragg, A.N. and J.H. Black. Four cases of probable albinism in tadpoles. Proc. 

 Oklahoma Acad. Sci. 49:14-15. 



Buckley, J.F. The metamorpliosis of the hyobranchial apjiaratus in Hymenochirus 

 boettgeri (Tornier) . M.S. Thesis. North Dakota State University. 



Busse, K. Care of the young by male Rhinod erma darwini . Copeia 1970:395. 



Cei , J.M. Further observations on endemic tclmatobiid frogs from the Patagonian 

 Somuncura Plateau (Rio Negro, Argentina). J. Herpetol. 4:57-61. 



Cooke, A.S. Selective predation by newts on frog tadpoles treated with DDT. 

 Nature 229:275-276. 



Debenedictis , P. A. Interspecific competition between tadpoles of Rana pipiens and Ra- 

 na sylvatixa: An experimental field study. Diss. Abstr. Int. 376:3070-3071. 



De Vlaming, V.L. and R.B. Bury. Thermal selection in tadpoles of the tailcd-frog 

 Ascaphus truei. J. Herpetol. 4:179-189. 



Duellman, W.E. The hylid frogs of Middle America. Monogr. Mus. Nat. Hist. Univ. 

 Kansas . 



Elinson, R.P. Fertilization of jellylcss oocytes of Rana pipiens and Bufo americanus. 

 Amer. Zool. 10:525. "^^ 



. Tlie role of the jelly in the fertilization of the oocyte of the fiog Rana 



pipiens. Diss. Abstr. Int. 318:7113-7114. 



Etkin, W. The endocrine mechanism of amphibian metamorphosis, an evolutionary 

 achievement. Mem. Soc. Endocrinol. 18:137-155. 



Flindt, R., and H. Hemmer. Vergleichende untersuchungen uber das Larval- und 

 Postmetamorphose- Wachtum von Bufo calamita Laur., Bufo viridis Laur. und dcrcn 

 Bastardcn. Z. Wiss. Zool. 1 8 1 TjTT- STo^ 



Ford, T.D. and K.J. Breed. Tadpole holes formed during dessication of overbank pool. 

 J. Sedim. Petrol. 40:1044-10.15. 



Franz, R. Egg development of the tailed frog under natural conditions. Bull. 

 Maryland Herpetol. Soc. 6:27-30. 



Funkhouscr, A. and S.A. Foster. Oxygen uptake and thyroid activity in Hyla regilla 

 tadpoles. Hcrpetologica 26:366-371. 



Gradwell, N. Ascaphus tadjiole: experiments on the suction and gill irrigation 

 mechanisms. Canadrj. Zo'ol . 49:307-332. 



Haertel, J.D. and R.M. Storm. Experimental hybridization between Rana pretiosa and 

 Rana ca scad ae. llerpetologica 26:436-446. - 



Hassingcr, D.D. Notes on tlie thermal properties of frog eggs, llerpetologica 26:49-51. 



HeJeeii, S.E. The ecology and life history of the mink frog, Rana iejUentrionalis 

 Baird. Diss. Abstr. Int. 318:3985-3986. 



Hcusser, H. Spawn eating by tadpoles as possible cause of specific biotype preferences 

 and short breeding times in F.uropean anurans (Amphibia, Anura) . Oecologia 4:83-88. 



Hirschfeld, W.J., CM. Richards and C.W. Nace. Growth of larval and juvenile Ran^a 

 pijiiens on four laboratory diets. Amer. Zool. 10:515. 



