Jay Mathers Savage has written:
'The Isthmian Link and the evolution of neotropical mammals' --
subject(s): Evolution, Mammals
'The geographic distribution of frogs' -- subject(s): Frogs,
Zoogeography
'Introduction to the herpetofauna of Costa Rica =' --
subject(s): Amphibians, Identification, Reptiles
'Systematics and distribution of the Mexican and Central
American rainfrogs of the Eleutherodactylus gollmeri group
(Amphibia: Leptodactylidae)' -- subject(s): Frogs