FROGS OF COLOMBIA — COCHRAN AND GOIN 571 



WOLTERSTORFP, WlLLT 



1890. Vollstandig Entwicklung eines Frosches (Hylodes) im Ei. Jahresb. 



Abh. Nat. Ver. Magdeburg, 1890, pp. 317-318. 

 Wyman, Jeffries 



1854. Observations on the development of the "Surinam toad" (Pipa 



americana). Amer. Journ. Sci. Arts, ser. 2, vol. 17, pp. 369 374, 



5 figs. 



