-12- 



Luntz, B. Trends toward noiiaquatic and direct development in frogs. Copeia 

 1047;242-2S.?. 



Nelscn, O.C. Oxygen and air pressure effects upon the early development of 

 the frog's egg. Science 106; 295-296. 



Orton, G.L. Notes on some liylid tadpoles in Louisiana. Ann. Carnegie Mus . 

 .■^0:363-38.'^. 



Riclimond, N.D. Life liistory of Scaphiopus holhrooKi liolb rooki (Ilnrlaii). 

 r.nrt 1. Larval development and lieliavior. l-coloRy 28;.S3-67. 



Smitli, H.M. Tlie anurans nay lay as few as one egg - and the maxiinuiu. Science 

 105:619. 



On the number of eggs laid by certain species of Bufo . Science 105-61'. 



, C. W. Nixon, and I'.H. Smith. Notes on the tadpoles and natural histoiy 



of Kana arcolata circul osa. Bull. Hcol . Soc. Amor. 28:54. 



Wright, M.R. Experiments on the lateral line system of anurans. Soc. F.xp. 

 Biol. Med. 62:242-243. 

 (1948. Bragg, A.N. Additional instances of social aggregation in tadpoles. Kasmann 

 Coll. 7:65-79. 



. Observations on the life history of Pseudacris triseriata (IVied) in 



Oklahoma. WasmannColl. 7:149-168. 



. Food resources utilized by tadpoles of Scap hiopus hurterii in temporary 



pool-. Anat. Uec. 101:646 (Abstr.). 



Eaton, T.ll., Jr., and R.M. Imagawa. Early development of Pseudacris clarkii. 

 Copeia 1948:265-266. 



Lutz, B. Ontogenetic evolution in frogs. Evolution 2:29-35. 

 Smith, H.M., C.W. Nixon, and P.E. Smith. A partial description of tlie t:iu, ole 

 of Kana are olata circulos a and notes on tlie natural history of the race. Amcr. Midi. 

 Nat. 39:608-614. 



Stuart, L.C. Tlie reptiles and amphibians of Alta Verapaz, Guatemala. Misc. 

 Publ. Mus. Zool. Univ. Michigan (69): 1-109. 

 [1949. Birukoi:, G. Die entwicklung des tajes -- und dammerungssenhens im ange dcs 

 grasfrosches (Rana temporaria L.). Z. Vergl . Physiol. 31:322-347. 



Cei, J.M. Costumbres nupcialies y rcproduccion do un batracio caractcristico 

 chaqueno (Leptoda ctylus bufonius Boul.). Acta Zool. Lilloana (Tucuman, Argentina) 

 8:105-110. 



Douglas, H. Tem)ii rature and rate of development of eggs of British Anura. 

 J. Anim. Ecol . 17:189-192. 



Goldacre, R.J. Surface films on natural bodies of water. J. Anii:. Ecol. 18:56-59. 

 Klimstra, E.D. Early bullfrog transformation. Copeia 1949:231. 



Lutz, E. A ontogenese dos anfibios anuros e a evr-lucao terrestre dos vertebrados. 

 Col. Mus. Nac. Rio de Janeiro Zool. 91:1-10. 



Moore, J. A. Patterns of evolution in the genus Rana , p. 315-338. In G.L. 

 Jcpsen, G.G. Simpson, and E. Mary (ed.) Genetics, Paleontology and Evolution. Princeton 

 Univ. Press. 



Geographic variation of adaptive characters in Rana pipiens Schreber. 

 Evolution 3: 1-24 . ' 



Newtli, D.R. A contribution to the study of fore-limb eruption in meta;.iorpliosing 

 A^nura. Proc. Zool. Soc. London 119:643-659. 



Orton, G.L. Direct development of Nectophrynoides tornieri (Roux) witli 

 comments on direct development in frogs. Ann. Carnegie Mus. 31:257-276. 



Siekmann, J.M. A survey of tlie tadpoles of Louisiana. M.S. Thesis, Tulane Univ. 

 Wright, A.H., and A. A. IVright. Handbook of frogs and toads of the United 

 States and Canada. Comstock Publ. Co., Ithaca. 

 11950. Burgess, R.C., Jr. Developiiient of spadcfoot toad larvae under laboratory 

 conditions. Copeia 1950:49-51. 



Dodd, J.M. Ciliary feeding mechanism in anuran larvae. Nature 165:283. 

 Jacobs, U.L. il5_ejiJa5_ri^ ni grita tris eri ata on the north shore of Lake Superior. 

 Copeia 1950: 154. 



Jameson. D.L. The development of Eleutherodact)lus latrans. Copei.'. 19,'0:44-46. 

 Juran, P.K. The water content in artif iciafly-ovulateel eggs of Kana longicrus 

 and Bufo mela nostictus . Agric. Res. Taipai 1:24-53. 



Liu, C.C. Ampliibians of IVest China. Fieldiana, Zool. Mem. 2:1-400. 

 Livezey, R.L. Tlie eggs of Acris grj'llus crepitans Baird. Ilerpetologica 6:139-140. 

 Myers, G.S. Tlie systematic status of liyla_ septentrional is . tlic large tree 

 frog of the Florida Keys, the Bahamas and f'ul)j. Copeia 1950:203-214. 



Orton, G.L. Differences between salajnandcr larvae and frog tadpoles. Turtox 

 News 28:44-47. 



Savage, R.M. Observations on some natural epizootics of the tromatode Polystoma 

 integcrrimum, among tadpoles of Rana^ temporaria. Proc. Zool. Soc. London 120:5. 



. A themial function of the cnvelo|ie of the egg of the common frog, Rana 



t_em|ioraria temporaria (Linn.) with observations on the structure of the egg clutclics. 

 Brjt". J'.' Herp". l'.r50:^57-66 . 



Sedra, S.N. The metainorphosis of the jaws and tlieir muscles in tlic toad. Bufo 

 regujaris Reuss, correlated with the changes in thr aniiial's feeding h:ibits. Proc. 

 Zbul. Soc. London 120 405- 449. 



