﻿46 
  INTRODUCTION. 
  

  

  shaped 
  f 
  ontanelle 
  ; 
  metacarpal 
  and 
  phalanges 
  

   of 
  fourth 
  finger 
  not 
  more 
  massive 
  than 
  the 
  

   others 
  . 
  . 
  . 
  . 
  . 
  . 
  .A. 
  ohstetricans. 
  

  

  Fronto-parietal 
  bones 
  meeting 
  in 
  the 
  middle, 
  

   separatiog 
  a 
  large 
  kite-shaped 
  fontanelle 
  in 
  

   front 
  from 
  a 
  very 
  small 
  one 
  behind 
  ; 
  meta- 
  

   carpal 
  and 
  phalanges 
  of 
  fourth 
  finger 
  very 
  

  

  massive 
  A. 
  cisternasii, 
  

  

  B. 
  Vertebra 
  procoelous, 
  without 
  autogenous 
  

   ribs. 
  

   1. 
  Vertebrse 
  with 
  imbricate 
  arches 
  completely 
  

   covering 
  the 
  spinal 
  cord 
  above 
  ; 
  diapo- 
  

   physes 
  of 
  sacral 
  vertebra 
  very 
  strongly 
  

   dilated, 
  and 
  sliding 
  in 
  a 
  groove 
  of 
  the 
  ilia 
  ; 
  

   prsecoracoid 
  not 
  entering 
  glenoid 
  cavity 
  ; 
  

   omosternum 
  cartilaginous 
  ; 
  sternum 
  with 
  

   a 
  bony 
  style; 
  long 
  bones 
  with 
  cartilagi- 
  

   nous, 
  non-calcified 
  epiphyses 
  ; 
  three 
  carpal 
  

   bones 
  in 
  contact 
  with 
  radius-ulna 
  

  

  (Peloeatid^) 
  . 
  

  

  a. 
  A 
  fronto-parietal 
  fontanelle 
  ; 
  fronto- 
  

  

  parietals 
  distinct 
  ; 
  palatines 
  absent 
  ; 
  

   postero-median 
  neural 
  process 
  of 
  ver- 
  

   tebree 
  very 
  short 
  or 
  absent 
  ; 
  sacral 
  ver- 
  

   tebra 
  with 
  two 
  condyles 
  for 
  urostyle 
  ; 
  

   astragalus 
  fused 
  with 
  calcaneum; 
  seven 
  

   bones 
  in 
  carpus 
  ; 
  four 
  cartilaginous 
  

   elements 
  in 
  distal 
  tarsal 
  row 
  Pelodytes. 
  

  

  b. 
  No 
  fronto-parietal 
  fontanelle; 
  fronto- 
  

  

  parietal 
  single, 
  rugose; 
  squamosal 
  ex- 
  

   panded, 
  plate-like 
  ; 
  dorsal 
  vertebrae 
  with 
  

   a 
  long 
  postero-median 
  neural 
  process 
  ; 
  

   sacrum 
  usually 
  fused 
  with 
  urostyle 
  ; 
  

   astragalus 
  and 
  calcaneum 
  distinct 
  ; 
  eight 
  

   bones 
  in 
  carpus, 
  three 
  in 
  distal 
  tarsal 
  

   row 
  Pelohates. 
  

  

  Squamosal 
  not 
  joining 
  fronto-parietal 
  ; 
  ethmoid 
  

   reaching 
  prgemaxillaries 
  . 
  . 
  P. 
  fuscus. 
  

  

  Squamosal 
  forming 
  with 
  fronto-parietal 
  a 
  broad 
  

  

  