BIBLIOGRAPHIC UST OF GENERA AND SPECIES. 95 



ATRYPA ROBUSTA Hall. See Rhynchotreta robusta. 



Atrypa rugosa Hall. 



Atrypa rugosa Hall, Pal. New York, 2, 1852, p. 271, pi. 56, fig. 1. Hall and 

 Clarke, ibid., 8, pt. 2, 1893, p. 171. Grabau, Bull. New York State Mus., 45, 

 1901, p. 196, fig. 114; Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 196, fig. 114. 

 Grabau and Shimer, N. A. Index Fossils, 1, 1907, p. 310, fig. 388. Foerste, 

 Jour. Cincinnati Soc. Nat. Hist., 21, 1909, p. 13, pi. 2, fig. 6. 



Rhynchonella rugosa Billings, Geol. Canada, 1863, p. 315, fig. 321. Lesley, Geol. 

 Surv. Pennsylvania, Rep. P 4, 1889, p. 899, fig. 



Niagaran: Lockport, etc., New York, and Ontario (Rochester); Indiana; Ohio 

 (West Union); Kentucky; Anticosti. 



ATRYPA SEMIPLICATA Conrad. See Camarotoechia semiplicata. 

 ATRYPA SORDIDA Hall. See Plectorthis (Encuclodema) sordida. 

 ATRYPA SUBTRIGONALIS Hall. See Rhynchotreina subtrigonale. 

 ATRYPA SULCATA Vanuxem. See Whitfieldella sulcata. 

 ATRYPA TRIBULIS Hall. See Atrypa reticularis. 



Atrypa tubulistriata Savage. 



Atrypa tubulistriata Savage, Bull. Geol. Surv. Illinois, 23, 1913, p. 86, pi. 5, figs. 



23 and 21. 

 Upper Medinan (Edgewood): Louisiana and mouth of Buffalo Creek, Pike 



County, Missouri; south of Hamburg, Illinois. 



ATRYPINA Hall and Clarke. Genotype: Leptocoalia imbricata Hall. 



Atrypina Hall and Clarke, Pal. New York, 8, pt. 2, 1893, p. 161, fig. 152; 13th 

 Ann. Rep. New York State Geol. 1895, p. 815. Schuchert, Zittel-Eastman 

 Textb. Pal., 1900, p. 334; 2d ed., 1913, p. 408. 



Atrypina clintoni Hall and Clarke. 



Atrypina clintoni Hall and Clarke, Pal. New York, 8, pt. 2, 1893, p. 162, pi. 53, 

 figs. 7, 17-19; pi. 83, fig. 6; 48th Rep. New York State Mus., 2, 1897, p. 362, 

 pi. 9, figs. 27-30; 14th Rep. State Geol. New York for 1894, 1897, p. 362, pi. 

 9, figs. 27-30. 



Clinton: Orleans County, New York. 



Atrypina disparilis (Hall). 



Atrypa disparilis Hall, Pal. New York, 2, 1852, p. 277, pi. 57, fig. 6. Hall and 



Clarke, Pal. New York, 8, pt. 2, 1895, pi. 53, figs. 1-4. 



Leptocoelia disparilis Hall, 12th, Rep. New York State Cab. Nat. Hist., 1859, p. 77. 

 Trematospira? disparilis Hall, 16th Rep., ibid., 1863, p. 60; Trans. Albany 



Institute, 4, 1863, p. 146. 

 Crelospira disparilis Hall, 28th Rep. New York State Mus. Nat. Hist., 1879, p. 



162, pi. 25, figs. 39-43; llth Rep. State Geol. Indiana, 1882, p. 363, pi. 25, 



figs. 39-43. Beecher and Clarke, Mem. New York State Mus. Nat. Hist., 1, 



1889, p. 64, pi. 5, figs. 17-23. 



Atrypina disparilis Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 156. 

 Niagaran: Wolcott, etc., New York (Wolcott-Rochester); Waldron, Indiana; 



Tennessee (Waldron). 



Atrypina intermedia (Hall). 



Leptoccelia intermedia Hall, Canadian Nat. Geol., 1860, 5, p. 147, fig. 5. Dawson, 



Acadian Geology, 3d ed., 1878, p. 598, fig. 202. 

 Atrypina intermedia Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 157 (gen. 



ref.). 

 Silurian: Arisaig, Nova Scotia. 



