TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 541 



8470. Productus nebrascensis Owen. Plesiotype. 



Upper Carboniferous. Madison County, Iowa. 



White, Thirteenth Ann. Rept. Geol. Surv. Ind. 1884, p. 122, pi, 

 24, figs. 7-9. 



35357- Productus nebraskensis Owen. Plesiotypes. 



Hermosa (Upper Carb.). Hermosa Creek, Durango quad- 

 rangle, Colorado. 



Girty, Prof. Pap. No. 16, U. S. Geol. Surv. 1903, p. 370, pi. v, 

 figs. 1, 2, 2a. 



668. Productus nevadensis Meek. Cotypes. 



Upper Carboniferous. West side of Buell Valley, east of 

 Eureka, Nevada. 



Meek, Rept. U. S. Geol. Expl. 40th Par., IV, Pt. I, 1877, p. 64, 

 pi. 8, figs. 2-2e. 



35166. Productus parviformis Girty. Cotypes. 



35167. Madison (Miss.). Crowfoot Ridge, Gallatin Range, and 



Forellen Peak, Teton Range, Yellowstone National 

 Park. 



Girty, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, p. 536, pi. 

 68, figs. 6a-6d. 



8538. Productus parvus Meek and Worthen. Plesiotypes. 



Lower Carboniferous. Mountain Spring, Old Mormon 

 Road, Nevada. 



White, Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 1876, 

 p. 83, pi. 5, figs. 6a, 6b. 



6515. Productus pertenuis Meek. Cotypes. 



6984. Upper Carboniferous. Nebraska City, Nebraska. 



Meek, Final Rept. U. S. Geol. Surv. Nebr. (Hayden), 1872, p. 164, 

 pi. 1, figs. I4a-c. 



6652. Productus prattenianus Norwood. Plesiotypes. 



6790. Upper Carboniferous. Plattsmouth, and twenty miles west 



of Nebraska City, Union Ranch, Nebraska. 



Meek, Final Rept. U. S. Geol. Surv. Nebr. (Hayden), 1872, 

 p. 163, pi. 2, figs. 5a-c. 



= Productus cora. 



8466. Productus prattenianus Norwood. Plesiotypes. 



Upper Carboniferous. Exact locality unknown. 



White, Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 1876, 

 p. 113, pi. 7, figs, ia-ic. 



= Productus cora. 



151 10. Productus prattenianus Norwood. Plesiotypes. 



Upper Carboniferous. White Pine District, Nevada. 



Meek, Rept. U. S. Geol. Expl. 40th Par., IV, Pt. I, 1877, p. 72, 

 pi. 7, figs. 7, 7a. 



= Productus cora. 



