Figs. 
Fig. 
I We 
3, 4. 
Wale 
12. 
PLATE XLILL. 
PLATYOSTOMA "NEARPASSE (TW. (SPs oo. s)< cye)e ee ie loose) oe) lalla 
Two views of a nearly perfect individual. Nearpass sec- 
tion, Locality 2A.% (x2). 
Two views of little larger nearly complete individual. 
Name locality (nat. size). 
PLATYCERAS) Spr WMGehniercis a elays TIT SDNS, secant cn Behe or MED ANY ets i 
Two views of a nearly perfect individual. Nearpass sec- 
tion, Locality 2A.% (x2). 
PERATYCERAS) (SP. WIG ets.us eyesore cele Say eremenei era, ckerrey Mra meu sen ante At 
A nearly complete individual. Nearpass section, Locality 
DAIS 
LOXONEACA: DERSH MENGES) Te, Speers ciete operas chet ster <tatatarenneene 
Two lateral views of a nearly complete individual. Near- 
pass section, Locality 2A. (x2). 
. Another larger individual. Same locality. 
The internal cast of an incomplete individual. Nearpass 
section, Locality 2A. (x2). 
MEGAMBONTA PARVA.D. SP... 2 cee enc cee cee eee ene ence 5 
A nearly complete left valve. Nearpass section, Locality 
BAS i Ge2))r 
ACTINOPTERIA TEXTILIS (Hall)........ G (ie elevate eretermeeeets 
3. A nearly complete right valve. Nearpass section, Lo- 
cality 2A. 
. A small, nearly complete, left valve. Same locality. 
HYOLITHES) CENTENNIALIS: Barrette. <3 <..)scis a selma 
Lateral view of an incomplete individual. Nearpass sec- 
tion, Locality 2A. 
ORTHOCEBASwiSp:) UWNGEt Hs). ciare i avses ere corey et oeteiatometometetene mel: 
An incomplete individual. Near Wallpack Center, Lo- 
cality 71 C. 
. An incomplete individual. Nearpass section, Locality 
2A.* 
(441) 
3385 
336 
339 
336 
337 
