64 BULLETIN r)3, UNITED STATES NATIONAL MUSEUM. 



43638. Arthronema curtum Ulrich. Holotype. 



Lorraine ((3rd. ). Covington, Kentucky. 



Ulrich, Journ. Cincinnati vSoc. Nat. Hist., V, 1882, p. 161, pi. 6, 



fig. 9. 

 — Arthro.stylus curtus. 



43637. Arthronema tenuis (James). Plesiotypes. 



Utica (Orel.). Covington, Kentucky. 



Ulrich, Jonrn. Cincinnati vSoc. Nat. Hist., V, 1882, p. 160, pi. 6, 

 figs. 8-8c. 



= Arthrostylus tenuis. 



43504. Arthropora bifurcata Ulrich. Cot^'pes. 



J^lack River (Ord.). vSt. Paul, Minnesota. 



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

 1893, p. 17S, pi. 14, figs. 22-25. 



43502. Arthropora reversa Ulrich. Holotype. 



Trenton (Ord. ) St. Paul, Minnesota. 



Ulrich, CtCoI. and Nat. Hist. Surv., Minn., Final Rept., Ill, Ft. 1. 

 1893. p. 178. pi. 14, fig. 26. 



43630. Arthropora shafferi (Meek). Plesiotypes. 



lyorraine (Ord.). Cincinnati, Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., V, 1882, p. 167, pi. 7, 

 figs. 10, loa. 



43503. Arthropora simplex Ulrich. Cotypes and figured sections. 



Black Ri\er (Ord.j. St. Paul and Minneapolis, Minne- 

 sota. 



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

 1893, p. 177, pi. 14, figs. 12-21. 



43636. Arthrostylus conjunctus I'lrich. Holotype. 



Stones River (Ord.). Minneapolis, Minnesota. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., XII, 1890, p. 189, figs. 

 14, i4a-e; (leol. and Nat. Hist. Surv. Minn., Final Rept., 



III, Pt. I, 1893, p. 188, pi. 3, figs. 13,. 14. 



43639. Arthrostylus obliquus Ulrich. Holot^-pe. 



Stones River (Ord. ). Minneapolis, Minnesota. 



Ulrich, Journ. Cincinnati vSoc. Nat. Hist., XII, 1890, p. 190, figs. 

 I4c-(1; CtCoI. and Nat. Hist. Surv. Minn., P'inal Rept., HI, 

 I't. I, 1893, p. 188, pi. 3, figs. 15, 16. 



25499. Artipus ? receptus vScudder. Holotype. 



Older Tertiary. White River, Eastern Utah. 



Scudder, Mon. XXI, U. S. (reol. Surv., 1893, p. 51, pi. 9, fig. 7. 



8576. Asaphiscus wheeleri Meek. Cotypes. 



15460. Middle Cambrian. Near Antelope Springs, Utah. 



Meek, Sixth Ann. Rept. U. S. Geol. vSurv. Terr., 1873, p. 4S5, 

 (footnote). — White, Rept. U. S. Geogr. Surv. W. loothMerid., 



IV, Pt. I, 1876, p. 43, pi. 2, figs. la-if.— Walcott, Bull. No. 30, 

 U. S. Geol. Surv., 1886, p. 220, pi. 31, figs. 3, 3a. 



