﻿RANA. 
  

  

  333 
  

  

  1892, 
  p. 
  337 
  ; 
  Boulenger, 
  The 
  Zool., 
  1893, 
  p. 
  355 
  ; 
  Melsheimer, 
  

   Verb. 
  Nat. 
  Yer. 
  Rheinl., 
  1, 
  1893, 
  Korr., 
  p. 
  44; 
  Douglass, 
  

   Herp. 
  Baden, 
  p. 
  45 
  (1894) 
  ; 
  Knauthe, 
  Zool. 
  Gert., 
  xxxv, 
  1894, 
  

   p. 
  286; 
  Werner, 
  Kept. 
  Ainph. 
  Oesterr.-Ung., 
  p. 
  94 
  (1897) 
  ; 
  

   Diirigen, 
  Deutschl. 
  Am 
  ph., 
  p. 
  459, 
  pi. 
  iii, 
  fig. 
  2 
  (1897) 
  ; 
  Gadeau 
  

   de 
  Kerville, 
  Faun. 
  Norm., 
  iv, 
  p. 
  199 
  (1897). 
  

   Bana 
  gracilis, 
  Fatio, 
  Rev. 
  & 
  Mag. 
  Zool. 
  (2), 
  xiv, 
  1862, 
  p. 
  81, 
  

   pis. 
  vi 
  & 
  vii. 
  

  

  Vomerine 
  teeth 
  in 
  two 
  oblique 
  series 
  or 
  oval 
  groups 
  

   behind 
  the 
  level 
  of 
  the 
  choanse. 
  

  

  Head 
  as 
  long 
  as 
  broad 
  or 
  a 
  little 
  broader 
  than 
  long, 
  

   much 
  depressed. 
  Snout 
  rounded 
  or 
  obtusely 
  acumi- 
  

   nate, 
  more 
  or 
  less 
  projecting, 
  usually 
  as 
  long 
  as 
  or 
  a 
  

   little 
  longer 
  than 
  the 
  diameter 
  of 
  the 
  orbit, 
  — 
  excep- 
  

   tionally 
  a 
  little 
  shorter, 
  as 
  shown 
  on 
  right 
  hand 
  of 
  

   Fig. 
  121 
  ; 
  canthus 
  rostral 
  is 
  distinct 
  ; 
  loreal 
  region 
  

  

  Fig. 
  121. 
  

  

  Upper 
  views 
  of 
  heads. 
  

  

  oblique, 
  concave 
  ; 
  nostril 
  equidistant 
  from 
  the 
  eye 
  and 
  

   the 
  end 
  of 
  the 
  snout, 
  or 
  slightly 
  nearer 
  the 
  former 
  ; 
  the 
  

   distance 
  between 
  the 
  nostrils 
  exceeds 
  the 
  interorbital 
  

   width, 
  which 
  equals 
  two-thirds 
  to 
  three-fourths 
  the 
  

   width 
  of 
  the 
  upper 
  eyelid 
  ; 
  tympanum 
  very 
  distinct, 
  

   its 
  diameter 
  two-thirds 
  to 
  five-sixths 
  that 
  of 
  the 
  eye; 
  

   the 
  distance 
  between 
  the 
  eyes 
  and 
  the 
  tympanum 
  

   equals 
  one-fifth 
  to 
  two-fifths 
  its 
  diameter. 
  

  

  Fingers 
  obtuse, 
  first 
  extending 
  beyond 
  second 
  ; 
  

   subarticular 
  tubercles 
  large 
  and 
  very 
  prominent. 
  

  

  Hind 
  limb 
  very 
  long, 
  the 
  tibio-tarsal 
  articulation 
  

   reaching 
  the 
  tip 
  of 
  the 
  snout 
  or 
  beyond 
  in 
  the 
  adult, 
  

   not 
  quite 
  so 
  far 
  in 
  the 
  young, 
  the 
  heels 
  strongly 
  over- 
  

   lapping 
  when 
  the 
  limbs 
  are 
  folded 
  ; 
  tibia 
  as 
  long 
  as 
  

   the 
  fore 
  limb 
  or 
  a 
  little 
  shorter, 
  as 
  long 
  as 
  the 
  foot 
  or 
  

  

  