TYPE SPECIMENS OB' INVERTEBRATE FOSSILS. 477 



43584. Pachydictya foliata Ulrich. Cotypes and figured sections. 

 Stones River (Ord. ). vSt. Paul, Minnesota. 



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

 1893, p. 149, pi. 9, fiji^s. 1-5; pi. 10, figs. 5-10. 



43784. Pachydictya gigantea Ulrich. Figured sections of cotype. 



Richmond (Ord. ). Wilmington, Illinois. 



l^lrich, (leol. vSurv. 111.. VTII, iSgo, p. 524, ])1. 31, figs. 3b-3e. 



43473. Pachydictya hexagonalis Ulrich. Figured .sections and frag- 

 ment of holotype. 

 Richmond (Ord. ). vStony Mountain, Manitoba. 



Ulrich, Geol. Surv. Canada, Contr. Micro-Pal., Canibro-vSil., Pt. 

 II, 1889, p. 42, ])1. 9, figs. 2-2C. 



43582. Pachydictya occidentalis Ulrich. Cotypes and figured 



sections. 

 Black River (Ord.). vSt. Paul, Miiniesota. 



Ulrich, Geol. and Nat. Hist. vSurv. Minn., Final Rept., Ill, PI. I, 

 1S93, p. 151, pi. S, figs. 20-27; 1)1. 9, figs. 6-10. 



43702. Pachydictya pumila Ulrich. Cotypes. 



Trenton (Ord.). Catmon Falls, Minnesota. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XII, 1890, p. 186, figs. 



II, iia-d; Geol. and Nat. Ili.st. Surv. Minn., I^'inal Rept., 



III, Pt. I, 1893, p. 157, pi. 8, figs. 4, 5; pi. 10, figs. 1-4. 



vSee Rhinidictya humilis. 



435S5. Pachydictya pumila sublata Ulrich. Cotypes. 



Trenton (Ord.). Cannon Falls, Minnesota. 



Ulrich, Geol. and Nat. Hist. Surv. :Minn., Final Re])t., III. Pt. I, 

 I ''^93, P- '5''^- 



43701. Pachydictya robusta Ulrich. Cotypes and figured .sections. 

 Sevier (Ord. ). Near Knoxville, Tennessee. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., V, 1882, p. 173, pi. 8, 

 figs. 10, loa-c. 



43785. Pachydictya splendens Ulrich. Figured section of cotype. 



Richmond (Ord.). Wilmington, Illinois. 



T'lrich, Geol. Surv. 111., VIII, 1890, p. 523. ])1. 32, fig. ib. 



43703. Pachydictya triserialis Ulrich. Cotypes and figured .sections. 



Trenton (Ord.). Montreal, Canada. 



Ulrich, Journ. Cincinnati vSoc. Nat. Hist., XII, 189^), p. 187, 

 figs. la, I2a-c; Geol. and Nat. Hist. Surv. Minn., p-inal 

 Rept., Ill, Pt. 1, 1S93, p. 159, 1)1. lo, figs. 11-14. 



41824. Pachydomella tumida Ulricli. lIolotNpe. 



Onondaga ( I)e\-- ). I'alls of the Ohio. 



Ulricli, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 198, 

 pi. 13, figs. 5a-c. 



