MEXICAN TAILLESS AMPHIBIANS 



141 



FlOUEE 19.— Fore feet of Central American hylids, illustrating the extent of the web between the 

 fingers: a, Phyllomedusa morelelii (U.vS.N.M. No. 25370), two-thirds webbed; 6, Hyla gabbi 

 (U.S.N.M. No. 30658), two-thirds webbed; c, H. venulosa (U.S.N.M. No. 13976), one-half 

 webbed; d, H. mioiympanum (U.S.N.M. No. 71092), one-half webbed; e, H. baudinii (U.S.N.M. 

 No. 25369), one-third webbed. 



Figure 20. — Hind feet of Mexican hylids,! illustrating the extent of the web between the toes: a, 

 Phyllomedusa moreletii (U.S.N.M. No. 46916), fully webbed; 6, P. moreletii (U.S.N.M. 25370), 

 three-fourths webbed; c, Hyla baudinii (U.S.N.M. No. 25369), three-fourths webbed; d, H. 

 venulosa (U.S.N.M. No. 13975), two-thirdsj webbed; e, H. arenicolor (U.S.N.M. No. 71183), 

 one-half webbed. 



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