﻿MANUAL 
  OF 
  FISH-CULTURE. 
  

  

  259 
  

  

  tympannm, 
  whicli 
  is 
  sometimes 
  iudistinct 
  iu 
  some 
  small 
  specimens, 
  is 
  

   smaller 
  than 
  the 
  eye. 
  Skin 
  thick. 
  The 
  femur 
  is 
  shorter 
  than 
  the 
  tibia 
  

   and 
  not 
  quite 
  half 
  length 
  of 
  body. 
  The 
  toes 
  are 
  fully 
  webbed. 
  A 
  

   depressed 
  ridge 
  exteqds 
  from 
  eye 
  to 
  flank. 
  The 
  color 
  is 
  dull 
  yellowish- 
  

  

  Western 
  Frog 
  (Bana 
  pretiosa). 
  

  

  brown 
  (dead 
  leaf) 
  above, 
  darker 
  on 
  sides, 
  with 
  circular 
  brown 
  blotches 
  

   between 
  the 
  ridges. 
  The 
  outer 
  surface 
  of 
  the 
  limbs 
  is 
  blotched 
  trans- 
  

   versely. 
  The 
  body 
  spots 
  are 
  often 
  less 
  numerous 
  and 
  smaller 
  than 
  in 
  

   the 
  specimen 
  figured. 
  The 
  under 
  parts 
  are 
  yellowish 
  white, 
  with 
  obscure 
  

   brown 
  marbling, 
  posteriorly 
  salmon 
  color. 
  

  

  Western 
  Bullfrog 
  {liana 
  aurora). 
  

  

  Rana 
  avrora 
  is 
  found 
  in 
  the 
  western 
  coast 
  region 
  of 
  the 
  United 
  States. 
  

   The 
  body 
  is 
  depressed 
  and 
  elongated; 
  limbs 
  slender, 
  well 
  developed; 
  

   head 
  broad, 
  acute, 
  rounded 
  anteriorly; 
  eye 
  moderate; 
  tympanum 
  

   smaller 
  than 
  eye, 
  but 
  not 
  so 
  small 
  as 
  in 
  preceding 
  species. 
  A 
  fold 
  of 
  

  

  