392 SYSTEMATIC INDEX. 



4 Page. 



Sylviidse 182,184 



Taxidea americana - ."^SO 



Terebratula Roysii 355 



subtilita 355 



Therraastria 249 



chontalia 249 



Saussurei 249 



Thracia 363 



occidentalis 363 



snbtruucata 363 



Thrasaiitus 145 



laarpyia 145 



Thryoraanes brevicauda 186 



Trifolium Braiidegei „ 234 



Trigonia 353,360 



aliforrnis 360 



crenulata 360 



Emoryi 360 



Evatisi 360 



limbata 360 



Trimerotropis citrina 265 



suffusa 265 



Trocliilid:e 183 



Troglodytidto 183,185 



Trypodendron impressus ,.. 83 



Turrelites 367 



Uintacrinns 375 



Urocyon virginiauus 320 



Ureus americauns 338 



arctos 334 



horribilis 335 



ricbardsoni 335 



Urnbitinga 167 



anthracina 170 



(?)GnndlacM 173 



(?)plumbea 172 



schistacea 172 



zonura 168 



Vulpes alopex 31S 



