244 BULLETIN" 53, UNITED STATES NATIONAL MUSEUM. 



29397. Engonoceras subjectum Hyatt. Cotype. 



Washita (Cret.). Near Denison, Texas. 



Hyatt, Mon. XLJV, U. S. Geol. Surv., 1903, p. 168, pi. 22, figs. 1, 2. 



23147. Engonoceras uddeni ( Cragin). Plesiotype. 



Kiowa (Cret.). McPherson County, Kansas. 



Hyatt, Mon. XLIV, U. S. Geol. Surv., 1903, pp. 159-161, pi. 19, 

 figs. 4, 5- 



146738. Ensis minor Dall. Plesiotype. 



Pleistocene. Simmons Bluff, South Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. V, 1900, 

 P- 955- 



311. Entalis ? paupercula (Meek and Hayden). Holotype. 



Fox Hills (Cret.). Moreau River, South Dakota. 



Meek, Rept. U. S. Geol. vSurv. Terr., IX, 1876, p. 269, pi. 18, 

 fig. 14. 



See Dentalium pauperculum. 



6485. Entolium aviculatum (Swallow). Plesiotypes. 



Upper Carboniferous. Nebraska City, Nebraska. 



Meek, Final Rept. U. S. Geol. Surv. Neb. (Hayden), 1872, p. 189, 

 pi. 9, figs. ua-f. 



415(15. Entomis madisonensis Ulrich. Holotype. 



Richmond (Ord. ). Five miles north of Madison, Indiana. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1890, p. 107, pi. 7, 

 figs. 12a, 12b. 



41566. Entomis waldronensis Ulrich. Holotype. 



Waldron 1 Sil. I. Near Waldron, Indiana. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XIII, 1897, p. 183, 

 pi. 12, figs. 3a, 3b. 



15315. Eocystites ?? longidactylus Walcott. Cotype. 



Middle Cambrian. Chisholm Mine, Ely Mountains, near 

 Pioche, Nevada. 



Walcott, Bull. No. 30, U. S. Geol. Surv., 1SS6, p. 94, pi. 5, fig. 3; 

 pi. 6, figs. i-ic. 



14926. Eophyton linnaeanum Linnarsson. Plesiotype. 



Lower Cambrian. Lugnas, Sweden. 



Walcott, Tenth Ann. Rept. U. S. Geol. Surv-., 1890, p. 587, pi. 59, 

 fig. 2; Mon. XXX. U. S. Geol. Surv., 1898, p. 64, pi. 32, 

 figs. 1, 2. 



46055. Eotomaria canalifera Ulrich. Cotypes. 



Stones River (Ord.). Murfreesboro, Tennessee. 



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

 1897, p. 1002, pi. 69, figs. 9-14. 



