1202 BULLETIN 02, UNITED STATES NATIONAL MUSEUM. 



Streptelasma divaricans — Continued. 



Zapkrentis inequalis Hall, 35th Rep. New York State Mus. Nat. Hist., 1884, pp. 



430, 482 (ext., 1882, p. 26). 

 Richmond (Waynesville- Whitewater) : Richmond, etc., Indiana; Oxford, etc., 

 Ohio; Kentucky. 



Streptelasma divaricans angustatum Foerste. 



Streptelasma divaricans angustatum Foerste, Bull. Sci. Lab. Denison Univ., 14, 



1909, p. 308, pi. 9, fig. 6a, b. 

 Richmond (Whitewater): Osgood, Indiana. 



Streptelasma expansum (Hall). 



Streptoplasma expansa Hall, Pal. New York, 1, 1847, p. 17, pi. 4, figs. 6a, b. 

 Streptelasma? expansa Edwards and Haime, Mon. d. Polyp. Foss. d. Terr. Pal., 

 1851 (Arch, du Mus. d' Hist. Nat., 5), p. 399.— Emmons, Amer. Geology, 1, 

 pt. 2, 1855, p. 228, pi. 3, figs. 6, 7a, b— Milne-Edwards, Hist. Nat. d. Corall., 

 3, 1860, p. 393.— Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1890, p. 1085, 

 figs. — Clarke and Ruedemann, Bull. New York State Mus., 65, 1903, p. 56. 

 Chazyan: Chazy, New York. 

 Observation. — -Founded upon a section of cystid plate (Blastoidocrinus). 



Streptelasma? (Zaphrentis?) extans Hall. 



Streptelasma? (Zaphrentis?) extans Hall, 35th Rep. New York State Mus. Nat. 



Hist., 1884 (ext., 1882, p. 5), p. 409. 

 Niagaran (?Racine): Milwaukee, Wisconsin. 



Streptelasma? geometricum Foerste. See Enterolasma geometricum. 



Streptelasma hoskinsoni Foerste. 



Streptelasma Hoskinsoni Foerste, Proc. Boston Soc. Nat. Hist., 24, 1890, p. 344, 



pi. 9, figs. 1-4 (?5, 6); Geol. Surv. Ohio, Pal., 7, 1893, p. 601, pi. 34, figs. 



1-6 (loc. occ). 

 Upper Medinan (Brassfield) : Near New Carlisle, Ohio. 



Streptelasma insolitum Foerste. 



Streptelasma insolitum Foerste, Bull. Sci. Lab. Denison Univ., 14, 1909, p. 306, 



pi. 10, fig. 3. 

 Richmond (Whitewater) bed: Decatur, Jennings, and Ripley Counties, Indiana. 



Streptelasma? iatusculum (Billings). 



Petraia latuscula Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 104, fig. 



92a, b; Cat. Sil. Foss. Anticosti, Geol. Surv. Canada, 1866, p. 33 (loc. ref.). 

 Streptelasma Iatusculum Lambe, Cont. Can. Pal., Geol. Surv. Canada, 4, pt. 2, 



1901, p. 114, pi. 6, figs. 9, 9a.' 

 Anticostian (Gun River-Jupiter River): Three miles west of Jupiter River, East 



Point, and the Jumpers, Anticosti. 



Streptelasma Iatusculum trilobatum (Whiteaves). 



Streptelasma rusticum var. trilobatum Whiteaves, Pal. Foss., Geol. Surv. Canada, 



3, pt. 2, 1895, p. 113. 

 Streptelasma Iatusculum var. trilobatum Lambe, Cont. Canadian Pal., Geol. 



Surv. Canada, 4, pt. 2, 1901, p. 115. 

 Richmond (Stony Mountain): Stony Mountain, Manitoba. 



Streptelasma? (Zaphrentis?) limitare Hall. 



Streptelasma? (Zaphrentis?) limitare Hall, 35th Rep. New York State Mus. Nat. 



Hist., 1884, p. 409 (ext., 1882, p. 5). 

 Niagaran: Racine, Wisconsin. 



