Volume 18, No. 6, pp. 505-545, 7 figs., 4 pls.
Published December 2, 1969

University of Kansas
Lawrence, Kansas

PRINTED BY
ROBERT R. (BOB) SANDERS, STATE PRINTER
TOPEKA, KANSAS
1969


The Systematics of the Frogs of the
Hyla rubra Group in Middle America

BY

JUAN R. LEÓN

CONTENTS

page
Introduction[508]
Acknowledgments[508]
Materials and Methods[509]
The Hyla rubra Group[509]
Key to Species and Subspecies[510]
Key to Known Tadpoles[511]
Accounts of Species and Subspecies[511]
Hyla boulengeri(Cope)[511]
Hyla foliamortaFouquette[520]
Hyla rubraLaurenti[524]
Hyla elaeochroaCope[525]
Hyla staufferiCope[532]
Hyla staufferi staufferiCope[537]
Hyla staufferi altaeDunn[540]
Evolutionary History[540]
Literature Cited[543]