18 
PSEUDOCERATITES OF THE CRETACEOUS. 
Grayson. 
Main street. 
Denison; Paw Paw. 
Albian, Gault. 
PLACENTICERATID A. Placenticeras warthi. 
: memoria-schloenbachi. 
Placenticeras Meek. depressum. 
guadalupe. grossouvrei. 
sancarlosense. incisum. 
yar. pseudosyrtale. milleri. 
planum..— schliiteri. 
newberryi. orbignyanum. 
syrtale. polyopsis. 
ea halei. crassatum. 
intercalare. tamulicum. 
placenta. pseudorbignyanum. 
stantoni. : subtilistriatum. 
var. bolli. Diplacmoceras Hyatt. 
pseudoplacenta. bidorsatum. 
var. occidentale. canaliculatum. 
whitfieldi. 
var. tuberculatum. 
spillmani. INCERT# SEDIS. 
telifer. 
? fallax. Styracoceras Hyatt. 
ebrayi. balduri. 
Table of horizons mentioned in this work. 
Upper Missouri. Texas. Gulf border. | New Jersey. Europe. 
Fox Hills. | Navarro, Eagle Pass. Ripley. Manasquan | Danian. 
U e 
Montana en 
marl). 
: Fort Pierre. | Taylor, San Carlos. Selma(Rot- | Rancocas 
3 ten lime- (Middle 
3 stone). marl). Campanian. 
3 Monmouth | SenonianjSantonian. 
S) (Lower Coniacian. 
H 
< marl). 
Si Niobrara. Austin. Eutaw. Matawan 
Colorado. | (eyeem)). Ss 
Fort Ben- | Eagle Ford. Turonian. 
| ton. 
Dakota. Woodbine. Cenomanian. 
Buda. | 
Lower Cretaceous. 
Edwards. 
- Washita. Marietta. 
I Denton. 
a Fort Worth. 
o 
a k k. 
2 Preston [Duc Gige 
a |Kiamitia. 
| 
ie) 
is) 
Walnut. 
Paluxy. 
Abubinyesooo nocd Glenrose. 
Travis Peak. 
Fredericksburg [emacs Peak. 
Aptian. 
Barrémian. 
Hauterivian, 
Valangian, 
Berriassian. 
eal 
