TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 531 



43592. Prasopora conoidea Ulrich. Cotypes and figured sections. 



Black River (Ord.). Cannon Falls, Minnesota. 



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

 1S93, p. 249, pi. 16, figs. 11-15. 



43590. Prasopora contigua Ulrich. Figured section of holotype. 



Black River (Ord.). Goodhue County, Minnesota. 



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

 1893, p. 249, pi. 16, figs. 24-26. 



435S8. Prasopora insularis Ulrich. Cotypes and figured sections. 



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



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

 1893, p. 251, pi. 16, figs. 18-23. 



43589. Prasopora insularis fillmorensis Ulrich. Figured sections 



of holotype. 

 Black River (Ord.). Fountain, Minnesota. 



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

 1893, p. 252, pi. 16, figs. 18-20. 



43587. Prasopora lenticularis Ulrich. Holotype and figured 



sections. 

 Black River (Ord.). St. Paul, Minnesota. 



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

 1893, p. 253, pi. 17, figs. 22-25. 



43691. Prasopora nodosa Ulrich. Cotypes and figured sections. 



Trenton (Ord.). Nashville, Tennessee. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., V, 1882, p. 245, pi. 11, 

 figs! i-ib. 



43586. Prasopora oculata Foord. Plesiotypes and figured sections. 

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



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

 1893, p. 252, figs. 15, c, d, p. 248. 



43175. Prasopora patera Ulrich and Bassler. Cotypes and figured 



sections. 

 Trenton (Ord. ) . Four miles north of Columbia, Tennessee. 



Ulrich and Bassler in Hayes and Ulrich, U. S. Geol. Surv., Folio 

 95> I 9°3> illustration sheet, figs. 44-46; Smithsonian Misc. 

 Coll., Quart., XLVII, 1904, p. 20, pi. 6, figs. 11-14. 



45052. Prasopora selwyni Nicholson. Figured section of plesiotypes. 



45053. Trenton (Ord.). Near Cannon Falls, Minnesota, and 



Ottawa, Canada. 



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

 1893, p. 248, figs. I5a-b; p. 250, pi. 16, figs. 16-17. 



43593. Prasopora simulatrix Ulrich. Cotypes and figured sections. 



43594. Trenton (Ord.). Burgin, Kentucky. 

 Black River (Ord.). St. Paul, Minnesota. 



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

 1893, p. 245, pi. 16, figs. 3, 5, 8, 10. 



