12 Ty AI JD) CO WIL 
METENGONOCERAS. 
Page 
Fies. 1-4. Metengonoceras inscriptum Hyatt..........-..------------.------------- Sepa NE aieials 180 
Fig. 1. Enlarged suture of specimen represented by figs. 2 and 3, and by Pl. XXV, 
fig. 9. 
2, 3. Specimen from 12 miles northeast of Decatur, Tex. 
4. Suture of large fragment from 9 miles from Austin, on Beecaves road. 
Coll. U.S. Geol. Surv. [This drawing was labeled M. ambiguwm, but the 
specimen is described under M. inscriptum.—T. W. S8.] 
Fredericksburg group, Comanche series. 
Hiess 5-7/1, Metengonocerasiambiquium: kuyatbas se see nese sees ee eee eae eS SAeCRO 183 
Fig. 5. Side view of type. 
6, 7. Suture of same specimen, X 2. 
Nine miles from Austin, on Beecaves road; Fredericksburg group, Comanche 
< Peak limestone, Comanche series. Coll. U. S. Geol. Sury. 
Iie Bh WAC OROGAOS COO ISIE caocasac soodcosuanbacese nase s630556 sesansaoscascess cae 184 
Side view of fragmentary type specimen. 
Elm Fork, Dallas County, Tex.; probably Eagle Ford shales, Upper Cretaceous. 
Coll. Mus. Comp. Zool., Cambridge. 
304 
