TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 39 



3582. Ammonites pickeringi Dana. Holotype. 



Jurassic. At an elevation of 16,000 feet on the route to 

 Sierra de Pasco, Andes, South America. 



Dana, Wilkes U. S. Expl. Exped., X, 1849, P- 7 2I > P 1 - J 5» n g- 5- 



369. Ammonites placenta intercalaris Meek and Hayden. 



Holotype. 

 Fort Pierre (Cret.). Cheyenne River at mouth of Sage 

 Creek, South Dakota. 

 Meek and Hayden, Proc. Acad. Nat. Sci. Phila., i860, p. 177. 

 = Placenticeras placenta intercalare. 



9888. Ammonites pleurisepta Conrad. Cotypes. 



Cretaceous. Three miles below Laredo, Texas. [Locality 

 erroneous.] 



Conrad, Rept. U. S. Mexican Bound. Surv., Emory, I, Pt. 2, 1857, 

 p. 159, pi. 15, figs. ia-c. 



= Sphenodiscus pleurisepta. 



1245 1. Ammonites ( Scaphites?) ramosus Meek. Holotype. 



Nanaimo (Cret.). Nanaimo, Vancouver Island. 

 Meek, Trans. Albany Inst., IV, 1857, p. 45. 

 = Phylloceras ? ramosum. 



7729. Ammonites serrato-carinatus Meek. Cotypes. 



Colorada (Cret.). Medicine Bow River, Wyoming. 

 Meek, Proc. Am. Philos. Soc, XI, 1871, p. 429. 

 = Prionocyclus wyomingensis. 



9893. Ammonites texanus Roemer. Plesiotype. 



Washita (Lower Cret.). Near Puercos [Pecos] River, 

 Texas. 



Conrad, Rept. U.'S. Mexican Bound. Surv., Emory, I, Pt. 2, 1857, 



P- 159- 

 = Schloenbachia leonensis. 



2012 1. Ammonites turneri White. Holotype. 



Chico (Cret.). Cury's Canada, South of Mount Diablo, 

 California. 



White, Bull. No. 51, U. S. Geol. Surv., 1889, p. 26, pi. 5, figs. 1, 2. 



= Acanthoceras turneri. 



1342. Ammonites vancouverensis Meek. Holotype. 



Nanaimo (Cret.). Komooks, Vancouver Island. 

 Meek, Proc. Acad. Nat. Sci. Phila., 1861, p. 317. 

 = Placenticeras? vancouverense. 



224. Ammonites vermilionensis Meek and Hayden. Holotype. 

 Colorado (Cret.). Mouth of Vermilion River, South 

 Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., i860, p. 177. 



= Mortoniceras ? vermilionense. 



