Systematic Descriptions Continued. 

 Suborder Spatangina Continued. 

 Family Hemiasteridae Continues 

 Schizaster 



S. scillae Agassiz 



Family Spatangidae 



Brissopsis 



B. jimenoi Cotteau .... 



B. atlantica Mortensen . . 



B. antillarum Cotteau . . . 

 Plagiobrissus 



P. loveni (Cotteau) .... 

 Macropneustes 



M. clevei (Cotteau) . . . . 



M. antillarum (Cotteau) . . 

 Brissus 



B. brissus (Leske) . . . . 



B. exiguus Cotteau . . . . 

 Eupatagus 



E. grandiflorus (Cotteau) . 



E. sp. a 



E. clevei (Cotteau) . . . . 



E. antillarum (Cotteau) . . 



E. depressus, sp. nov. . . . 



E. abruptus (Gregory) . . 



E. cubensis (Cotteau) . . . 



E. elegans, sp. nov 



E. vaughani, sp. nov. . . . 



E. sp. b 



Breynia 



B. cubensis Cotteau . . . . 



81 

 81 

 81 

 81 

 81 

 81 

 82 

 83 

 83 

 84 

 84 

 85 

 86 

 87 

 87 

 88 

 89 

 90 

 90 

 91 

 93 

 94 

 94 

 94 

 96 

 97 

 97 

 97 

 99 

 100 



STRATIGRAPHIC SIGNIFICANCE OF THE SPECIES OF WEST INDIAN FOSSIL ECHINI, 

 BY THOMAS WAYLAND VAUGHAN 



PAGE 



Recent Papers on Geologic Correlations of 



West Indian Tertiary Deposits 107 



Recent Papers on West Indian Palaeontology . 108 

 Tentative correlation table of the Tertiary 

 Sedimentary formations of Dominican Re- 

 public 109 



Cretaceous Species 110 



Eocene Species Ill 



PAGE 



Oligocene 112 



Middle Oligocene 112 



Upper Oligocene 113 



Post-Eocene Tertiary Echinoids of Cuba . . .114 



Tertiary Echinoids from Porto Rico 117 



Tertiary Echinoids from Barbados 119 



Miocene 119 



Post-Miocene Echinoids 122 



Species of Established Stratigraphic Value . 122 



