﻿EXPLANATION 
  OF 
  PLATES 
  

  

  Plate 
  1 
  

  

  Upper 
  figure, 
  dorsal 
  view 
  of 
  mandible; 
  and 
  lower 
  figure, 
  ventral 
  view 
  of 
  asym- 
  

   metrical 
  skull 
  of 
  monkey— 
  Lasiopyga 
  griseoviridis 
  (No. 
  15720, 
  Mus. 
  Comp. 
  

   Zool.). 
  

  

  Plate 
  2 
  

  

  Upper 
  figure, 
  frontal 
  view;* 
  and 
  lower 
  figure, 
  dorsal 
  view, 
  of 
  asymmetrical 
  

   skull 
  of 
  Lasiopyga 
  griseoviridis. 
  

  

  Plate 
  3 
  

  

  Ventral 
  view 
  of 
  asymmetrical 
  skull 
  of 
  gorilla 
  — 
  Gorilla 
  beringei 
  mikenensis 
  (No. 
  

   239883, 
  U. 
  S. 
  Nat. 
  Mus.). 
  

  

  Plate 
  4 
  

  

  Upper 
  figure, 
  right, 
  lateral 
  view 
  of 
  maxillary 
  molars; 
  and 
  lower 
  figure, 
  dorsal 
  

   view, 
  of 
  asymmetrical 
  skull 
  of 
  gorilla. 
  

  

  Plate 
  5 
  

  

  Upper 
  figure, 
  frontal 
  view 
  of 
  asymmetrical 
  skull 
  of 
  gorilla. 
  Lower 
  figure, 
  

   frontal 
  view 
  of 
  asymmetrical 
  skull 
  of 
  male 
  sea 
  lion 
  — 
  Eumetopias 
  jubata 
  (No. 
  

   4964, 
  Mus. 
  Vert. 
  Zool.). 
  

  

  Plate 
  6 
  

  

  Upper 
  figure, 
  dorsal 
  view 
  of 
  mandible 
  of 
  asymmetrical 
  gorilla. 
  Lower 
  figure, 
  

   dorsal 
  view 
  of 
  asymmetrical 
  mandible 
  of 
  male 
  sea 
  lion 
  (No. 
  4964, 
  Mus. 
  Vert. 
  

   Zool.). 
  

  

  Plate 
  7 
  

  

  Upper 
  figure, 
  dorsal 
  view; 
  and 
  lower 
  figure, 
  ventral 
  view, 
  of 
  asymmetrical 
  

   skull 
  of 
  male 
  sea 
  lion 
  (No. 
  4964, 
  Mus. 
  Vert. 
  Zool.). 
  

  

  Plate 
  8 
  

  

  Upper 
  figure, 
  dorsal 
  view; 
  and 
  lower 
  figure, 
  ventral 
  view, 
  of 
  asymmetrical 
  

   skull 
  of 
  female 
  sea 
  lion 
  — 
  Eumetopias 
  jubata 
  (No. 
  131895, 
  Biol. 
  Surv. 
  coll.). 
  

   18 
  

  

  O 
  

  

  