﻿Titicaca 
  Island 
  and 
  Adjoining 
  Areas. 
  

  

  205 
  

  

  to 
  D'Orbigny, 
  the 
  fauna 
  of 
  Boulonais 
  de 
  Yise 
  (Belgium). 
  

   Salter 
  lists 
  thirteen 
  species 
  from 
  the 
  Carboniferous 
  of 
  Copaca- 
  

   bana, 
  many 
  of 
  which 
  are 
  identical 
  with 
  known 
  European 
  

   forms. 
  The 
  Carboniferous 
  fossils 
  from 
  Fampupata 
  collected 
  

   by 
  Agassiz 
  and 
  described 
  by 
  Derby 
  include 
  nine 
  species 
  ; 
  viz. 
  : 
  

   Spirifera 
  earner 
  ata, 
  Athyris 
  suotilita, 
  Chonetes 
  glahra, 
  Pro- 
  

   ductus 
  costatus 
  (?J, 
  Product 
  as 
  chandlessii, 
  Produetus 
  cor 
  a, 
  

  

  Fig. 
  

  

  GEOLOGICAL 
  MAP 
  OF 
  

   TITICACA 
  ISLAND 
  

  

  Y 
  / 
  GlPallaya 
  

  

  ^Koa 
  

   \ 
  

  

  \\\\ 
  Sicu 
  ^ 
  

  

  LEGEND 
  

  

  Limes 
  torie\ 
  

  

  S/zccles 
  &. 
  Scurudstoruel 
  

  

  Coal 
  

  

  FcLults 
  

  

  Dip 
  SiStrvlce 
  

  

  c 
  Coritours 
  

  

  Bccy 
  

  

  Yumam 
  

   fountain 
  of 
  the 
  Inca. 
  

   Chilleka, 
  . 
  

  

  ~- 
  Copacobana 
  

  

  Fig. 
  8. 
  Geologic 
  sketch 
  map 
  of 
  Titicaca 
  Island 
  based 
  on 
  observations 
  by 
  

   K. 
  C. 
  Heald 
  and 
  the 
  writer. 
  The 
  base 
  map 
  is 
  essentially 
  that 
  of 
  Bandelier. 
  

   The 
  magnetic 
  declination 
  is 
  assumed 
  to 
  be 
  8°. 
  

  

  Euomphalus 
  antigruus, 
  TropidolepfMS 
  carinatus 
  and 
  Vittdina 
  

   picstidosa 
  ; 
  all 
  but 
  one 
  of 
  which 
  " 
  are 
  represented 
  in 
  the 
  coal 
  

   measures 
  of 
  North 
  America 
  and 
  Brazil 
  by 
  identical 
  or 
  closely 
  

   related 
  species."* 
  Dereims 
  describes 
  Carboniferous 
  strata 
  

   from 
  the 
  Titicaca 
  region 
  including 
  Copacabana. 
  The 
  fossils 
  

  

  *Bull. 
  Mus. 
  Comp. 
  Zool., 
  vol. 
  iii, 
  p. 
  282, 
  1871-76. 
  

  

  