﻿248 
  

  

  HYLIDiE. 
  

  

  Fig. 
  91. 
  

  

  Hyla 
  arborea, 
  var. 
  savignyi, 
  Boulenger. 
  Cat., 
  p. 
  380; 
  Camerano, 
  

  

  Mem. 
  Ace. 
  Torin. 
  (2), 
  xxxv, 
  1883, 
  p. 
  226, 
  fig., 
  and 
  Boll. 
  

  

  Mus. 
  Torin., 
  viii, 
  1893, 
  No. 
  162, 
  p. 
  4. 
  

   Hyla 
  arborea, 
  var. 
  intermedia, 
  Boulenger, 
  1. 
  c, 
  p. 
  381. 
  

   Hyla 
  barytonus, 
  Heron-Royer, 
  Bull. 
  Soc. 
  Zool. 
  France, 
  1884, 
  

  

  p. 
  220, 
  pi. 
  ix, 
  and 
  Bull. 
  Soc. 
  Et. 
  Sc. 
  Angers, 
  xiv, 
  1885, 
  p. 
  104. 
  

   Hyla 
  arborea, 
  var. 
  orientalis, 
  Bedriaga, 
  Bull. 
  Soc. 
  Nat. 
  Mosc 
  , 
  

  

  1889, 
  p. 
  473. 
  

   Hyla 
  arborea, 
  var. 
  molleri, 
  Bedriaga, 
  1. 
  c, 
  p. 
  474. 
  

  

  Vomerine 
  teeth 
  in 
  two 
  small, 
  round 
  or 
  transversely 
  

   oval 
  groups 
  between 
  the 
  choanse, 
  which 
  are 
  not 
  larger 
  

   than 
  the 
  Eustachian 
  tubes. 
  Tongue 
  cir- 
  

   cular, 
  moderately 
  free 
  and 
  nicked 
  behind. 
  

   Head 
  broader 
  than 
  long; 
  snout 
  short, 
  

   rounded, 
  scarcely 
  projecting, 
  as 
  long 
  as 
  

   the 
  diameter 
  of 
  the 
  orbit 
  ; 
  can 
  thus 
  ros- 
  

   tralis 
  distinct 
  ; 
  loreal 
  region 
  slightly 
  

   oblique, 
  grooved 
  ; 
  nostril 
  midway 
  be- 
  

   tween 
  the 
  eye 
  and 
  the 
  tip 
  of 
  the 
  snout, 
  

   or 
  a 
  little 
  nearer 
  the 
  latter; 
  eye 
  mode- 
  

   rate 
  ; 
  interorbital 
  space 
  as 
  broad 
  as 
  the 
  

   a 
  little 
  broader 
  than 
  the 
  distance 
  between 
  

   tympanum 
  perfectly 
  distinct, 
  not 
  more 
  

   diameter 
  of 
  the 
  eye. 
  

   Fingers 
  moderate, 
  webbed 
  at 
  the 
  base, 
  the 
  rudi- 
  

   mentary 
  web 
  sometimes 
  very 
  indistinct, 
  the 
  terminal 
  

   disks 
  nearly 
  as 
  large 
  as 
  the 
  tympanum; 
  first 
  finger 
  

   shorter 
  than 
  second, 
  second 
  and 
  fourth 
  nearly 
  equal, 
  

   third 
  longest 
  ; 
  subarticular 
  tubercles 
  large, 
  prominent 
  ; 
  

   no 
  distinct 
  palmar 
  tubercles. 
  A 
  strong 
  fold 
  separates 
  

   the 
  hand 
  from 
  the 
  forearm 
  above. 
  

  

  Hind 
  limb 
  moderate; 
  the 
  tibio-tarsal 
  articulation 
  

   reaches 
  the 
  tympanum, 
  the 
  eye, 
  or 
  between 
  the 
  eye 
  

   and 
  the 
  nostril 
  ; 
  tibia 
  as 
  long 
  as 
  or 
  a 
  little 
  longer 
  than 
  

   the 
  femur, 
  the 
  heels 
  nearly 
  meeting 
  or 
  overlapping 
  

   when 
  the 
  legs 
  are 
  folded 
  at 
  right 
  angles 
  to 
  the 
  rhachis. 
  

   Foot 
  ns 
  long 
  as 
  or 
  shorter 
  than 
  the 
  tibia; 
  toes 
  one- 
  

   half 
  to 
  two-thirds 
  webbed, 
  the 
  disks 
  a 
  little 
  smaller 
  

   than 
  those 
  of 
  the 
  fingers 
  ; 
  subarticular 
  tubercles 
  well 
  

   developed, 
  prominent; 
  a 
  round 
  or 
  oval 
  inner 
  meta- 
  

   tarsal 
  tubercle, 
  measuring 
  one-third 
  to 
  two-fifths 
  the 
  

  

  Open 
  mouth. 
  

  

  upper 
  eyelid, 
  

   the 
  nostrils 
  ; 
  

   than 
  half 
  the 
  

  

  