/ 

 TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 667 



158161. Trochocyathus cingulatus Vaughau. Holotype. 



Chickasawan or Midwayan (Eocene). Prairie Creek, Wil- 

 cox Count}', Alabama. 



Vaughan, Mon. XXXIX, U. V S. Geol. vSurv., 1900, p. 99, pi. 7, 

 figs. 19, 19b. 



158 159. Trochocyathus depressus Vaughan. Cotypes. 



L,ower Claibornian (Eocene). Six miles west of De Soto, 

 Clarke County, Mississippi. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 97, pi. 7, 

 figs. 14-17. 



158134. Trochocyathus hyatti Vaughan. Cotypes. 



158135. Sucarnochee (Eocene). Black Bluff, Alabama. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 93, pi. 6, 

 figs. 19-21; pi. 7, fig. 1. 



158145. Trochocyathus lunulitiformis (Conrad). Plesiotypes. 



158146. Jacksonian (Eocene). Jackson, Mississippi, and Mont- 



gomery, Louisiana. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 94, pi. 7, 

 figs. 2-3. 



158152 Trochocyathus lunulitiformis montgomeriensis Vaughan. 

 to Cotypes. 



z 58i55- Jacksonian (Eocene). Montgomery, Louisiana. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 94, pi. 7, 

 figs. 4, 5-8, 9. 



158158. Trochocyathus stantoni Vaughan. Holotype. 



Upper Tejon (Eocene). Northeast of Clayton, Contra 

 Costa County, California. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 98, pi. 7, 

 figs. 18, 18a. 



158165. Trochocyathus striatus (Gabb). Plesiotypes. 



158167. Upper Tejon (Eocene). Near Clayton, Contra Costa 



County, California. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 101, pi. 7, 

 fig. 24; pi. 8, figs. 1-3. 



158169. Trochocyathus zitteli (Merriam ms.) Vaughan. Cotypes. 

 Martinez (Eocene). Martinez, California. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., 1900, p. 102, pi. 8, 

 figs. 4-7. 



25659. Trocholitoceras walcotti Hyatt. Holotype. 



Beekmantown (Ord. ). Fort Cassin, Vermont. 



Hyatt, Proc. Amer. Phil. Soc, XXXII, 1894, p. 480, pi. 6, figs. 

 12-19. 



46021. Trochonema altum Ulrich and Scofield. Holotype. 



Trenton (Ord.). Cannon Falls, Minnesota. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., Final Rept, III, Pt. II, 

 1897, p. 1052, pi. 77, figs. 39-41. 



