﻿42 
  Report 
  of 
  the 
  President. 
  

  

  DEPARTMENT 
  OF 
  MAMMALOGY 
  AND 
  ORNITHOLOGY. 
  

  

  Bulletin, 
  Volume 
  XXIII. 
  

  

  J. 
  A. 
  Allen. 
  "The 
  Types 
  of 
  the 
  North 
  American 
  Genera 
  of 
  Birds." 
  

   (Pages 
  279-384.) 
  

  

  J. 
  A. 
  Allen. 
  "The 
  Bceolophus 
  bicolor-atricristatus 
  Group. 
  (Pages 
  

   467-481.) 
  

  

  DEPARTMENT 
  OF 
  VERTEBRATE 
  PALEONTOLOGY. 
  

  

  Bulletin, 
  Volume 
  XXIII. 
  

  

  Barnum 
  Brown. 
  "The 
  Hell 
  Creek 
  Beds 
  of 
  the 
  Upper 
  Cretaceous 
  of 
  

   Montana." 
  (Pages 
  823-845, 
  with 
  8 
  text 
  figures.) 
  

  

  E. 
  C. 
  Case. 
  "Description 
  of 
  the 
  Skull 
  of 
  Bolosaurus 
  striatus 
  Cope.'' 
  

   (Pages 
  653-658, 
  plate 
  xlviii, 
  with 
  5 
  text 
  figures.) 
  

  

  E. 
  C. 
  Case. 
  "The 
  Character 
  of 
  the 
  Wichita 
  and 
  Clear 
  Fork 
  Divisions 
  

   of 
  the 
  Permian 
  Red 
  Beds 
  of 
  Texas." 
  (Pages 
  659-664, 
  with 
  2 
  text 
  figures.) 
  

  

  E. 
  C. 
  Case. 
  "Additional 
  Description 
  of 
  the 
  Genus 
  Zatrachys 
  Cope." 
  

   (Pages 
  665-668, 
  with 
  6 
  text 
  figures.) 
  

  

  Earl 
  Douglass. 
  " 
  New 
  Merycoidodonts 
  from 
  the 
  Miocene 
  of 
  Montana." 
  

   (Pages 
  809-822, 
  with 
  9 
  text 
  figures.) 
  

  

  James 
  Williams 
  Gidley. 
  " 
  Revision 
  of 
  the 
  Miocene 
  and 
  Pliocene 
  Equidae 
  

   of 
  North 
  America." 
  (Pages 
  865-934.) 
  

  

  Oliver 
  P. 
  Hay. 
  " 
  Descriptions 
  of 
  Seven 
  New 
  Species 
  of 
  Turtles 
  from 
  the 
  

   Tertiary 
  of 
  the 
  United 
  States." 
  (Pages 
  847-863, 
  plate 
  liv, 
  with 
  20 
  text 
  figures.) 
  

  

  L. 
  Hussakof 
  . 
  ' 
  ' 
  Zebrasoma 
  deani, 
  a 
  Fossil 
  Surgeon-fish 
  from 
  the 
  West 
  

   Indies." 
  (Pages 
  125 
  and 
  126, 
  plate 
  vii.) 
  

  

  W. 
  D. 
  Matthew. 
  "A 
  Lower 
  Miocene 
  Fauna 
  from 
  South 
  Dakota." 
  

   (Pages 
  169-219, 
  with 
  26 
  text 
  figures.) 
  

  

  H. 
  F. 
  Osborn. 
  " 
  Tertiary 
  Mammal 
  Horizons 
  of 
  North 
  America." 
  (Pages 
  

   237-253, 
  with 
  3 
  text 
  figures.) 
  

  

  H. 
  F. 
  Osborn. 
  "A 
  Mounted 
  Skeleton 
  of 
  the 
  Columbian 
  Mammoth 
  

   (Elephas 
  columbi)." 
  (Pages 
  255-257, 
  with 
  1 
  text 
  figure.) 
  

  

  H. 
  F. 
  Osborn. 
  "Points 
  of 
  the 
  Skeleton 
  of 
  the 
  Arab 
  Horse." 
  (Pages 
  

   259-263, 
  with 
  3 
  text 
  figures.) 
  

  

  H. 
  F. 
  Osborn. 
  "A 
  Mounted 
  Skeleton 
  of 
  Naosaurus, 
  a 
  Pelycosaur 
  from 
  

   the 
  Permian 
  of 
  Texas." 
  (Pages 
  265-270, 
  plates 
  ix 
  and 
  x, 
  with 
  3 
  text 
  figures.) 
  

  

  DEPARTMENT 
  OF 
  INVERTEBRATE 
  ZOOLOGY. 
  

  

  Bulletin, 
  Volume 
  XXIII. 
  

  

  T. 
  D. 
  A. 
  Cockerell. 
  "An 
  Enumeration 
  of 
  the 
  Localities 
  in 
  the 
  Floris- 
  

   sant 
  Basin, 
  from 
  which 
  Fossils 
  were 
  obtained 
  in 
  1906." 
  (Pages 
  127-132, 
  with 
  

   2 
  text 
  figures.) 
  

  

  T. 
  D. 
  A. 
  Cockerell. 
  "Fossil 
  Dragonflies 
  from 
  Florissant, 
  Colorado." 
  

   (Pages 
  133-139, 
  with 
  3 
  text 
  figures.) 
  

  

  T. 
  D. 
  A. 
  Cockerell. 
  " 
  On 
  a 
  Collection 
  of 
  Australian 
  and 
  Asiatic 
  Bees." 
  

   (Pages 
  221-236.) 
  

  

  