TYPE SPECIMENS OE INVERTEBRATE FOSSILS. 221 



43293. Diamesopora communis Ulrich. Cotypes and figured 



sections. 

 Utica (Ord. )• Cincinnati, Ohio. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 469, pi. 39, fig. 3a; pi. 41, 

 figs. 5-5b. 



= Coeloclema commune. 



43294. Diamesopora trentonensis Ulrich. Cotypes. 



Trenton (Ord.). Near Cannon Falls, Minnesota. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., Final Rept., Ill, Pt. I, 



i893. P- 33°, pl- 28, fig- 14- 

 = Coeloclema trentonense. 



43292. Diamesopora vaupeli Ulrich. Cotypes and figured sections. 

 Utica (Ord.). Cincinnati, Ohio. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 468, pl. 39, figs. 3, 3b; pl. 

 41, figs. 4, 4c 



= Coeloclema alternatum. 



24341. Diaphorostoma darwini Clarke. Cotype. 



Middle Devonian. Rio Maecuru, Brazil. 



Clarke, Archivos do Mus. Rio de Janeiro, X, 1899, p. 32, pl. 4, 

 fig. 19. 



24339. Diaphorostoma furmanianum (Hartt and Rathbun). 



Plesiotypes. 

 Middle Devonian. Erere, Brazil. 



Clarke, Archivos do Mus. Rio de Janeiro, X, 1899, p. 32, pl. 4, 

 figs. 11, 12, 13. 



See Holopea furmaniana. 



43266. Diastoporina flabellata Ulrich. Holotype. 



Trenton (Ord.). Cannon Falls, Minnesota. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., Final Rept., Ill, Pt. I, 

 I 893» P- I22 > pl- 2 > fig s - 2 >3! Journ. Cincinnati Soc. Nat. 

 Hist., XII, 1890, p. 178, figs. 5a-b. 



24567. Dicellocephalus ? angustifrons Walcott. Cotypes. 



Upper Cambrian. Eureka District, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 1884, p. 42, pl. 10, figs, 

 i-ib. 



24568. Dicellocephalus bilobatus Hall and Whitfield. Cotypes. 



Upper Cambrian. Eureka District, Nevada. 



Hall and Whitfield, Rept. U. S. Geol. Fxpl. 40th Par., IV, Pt. II, 

 1877, p. 226, pl. 2, fig. 36.— Walcott, Mon. VIII, U. S. Geol. 

 Surv., 1884, p. 40. 



15450. Dicellocephalus ? expansus Walcott. Holotype. 



Middle Cambrian. Prospect Ridge, Eureka District, 

 Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 1884, p. 45. pl- 9- fig- £9. 



= Olenoides ? expansus. 



