Books by Helen Thompson Gaige
A new frog from British Guiana
A new frog from British Guiana
A new Gastrotheca from Venezue
A new Gastrotheca from Venezuela
Observations upon the habits o
Observations upon the habits of Ascaphus truei Stejneger
Description of a new salamande
Description of a new salamander from Washington
The breeding habits of Prosthe
The breeding habits of Prostherapis subpunctatus Cope