BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 933 



Palseacmjea quebecensis— Continued. 



Palaeacma?a Quebecensis Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 1, 



1884, p. 31 (gen. ref.).— Grabau and Shimer, N. A. Index Fossils, 1, 1909, 



p. 607, fig. 808. 

 Canadian (Levis — Limestone): Point Levis, Quebec. 



Palaeacmasa typica Hall and Whitfield. 



Palreacmsea typica Hall and Whitfield, 23d Rep. New York State Cab. Nat. Hist., 



1873, pi. 11, llgH. 4, 5.— Walcott, Smiths. Misc. Coll., 57, 1912, p. 264, pi. 43, 



figs. 1 and 2. 

 Upper Cambrian or Ozarkian (Hoyt): Essex and Washing! on Counties, New York. 



Palearca Hall. See Cyrtodonta Billings. 



Pal^earca? amygdalina Hall. See Ambonychia amygdalina. 



Pal.earca lata Hall. See Modiolopsis latus. 



Pal.earca primigenius Hall. See Modiolopsis primigenia. 



Pai-jEarca subspatulata Hall. See Prolobella subspatulata. 



Pai^earca ventricosa Hall. See Cyrtodonta huronensis. 



PAUEASPIS Claypole. Genotype: P. americana Claypole. 



Palseaspis Claypole, Amer. Nat., 18, 1884, p. 1224; Proc. Amer. Assoc. Adv. Sci., 

 33d meeting, Philadelphia, 1884, p. 426; Rep. British Assoc. Adv. Sci., 

 54th meeting, Montreal, 1884, pp. 733-734; Quart. Jour. Geol. Soc. London, 

 61, 1885, pp. 50, 62; ibid., 48, 1892, pp. 542.— Miller, N. A. Geol. Pal., 1889, 

 p. 604.— Woodward, Cat. Foss. Fishes in British Mas., pt. 3, 1891, p. 169. — 

 Lesley, Rep. Geol. Surv. Pennsylvania, 2, 1892, p. 775. — Collinge, Proc. 

 Birmingham Philos. Soc, 9, pt. 1, p. 3. — Traquair, Geol. Magazine, 4th ser., 

 7, 1900, p. 467. 



Paheaspis americana Claypole. 



Palaeaspis americana Claypole, Geol. Surv. Pennsylvania, Pref . to Rep. F 2, 1885, 



p. 12; Quart. Jour. Geol. Soc. London, 1885, 41, p. 62. — Lesley, Geol. Surv. 



Pennsylvania, Rep. P 4, 1889, p. 575, fig. — Claypole, Quart. Jour. Geol. Soc. 



London, 1892, 48, p. 561, fig. 8. 

 Palaeaspis bitruncata Claypole, Geol. Surv. Pennsylvania, Pref. to Rep. F 2, 1885, 



p. 12; Quart. Jour. Geol. Soc. London, 1885, 41, p. 65. — Lesley, Geol. Surv. 



Pennsylvania, Rep. P 4, 1889, p. 575, fig. 

 Pala-aspia elliptica Claypole, Proc. Amer. Assoc. Adv. Sci., 1885, 33d meeting, 



Philadelphia, p. 462. 

 Cayugan (New Bloomfield): Perry County, Pennsylvania. 



Pal.easpis hitruncata Claypole. See Palaeaspis americana. 



Pal.easpis elliptica Claypole. See Pakeaspis americana. 



Pal.ea.steu (part) of authors. See Mesopolaeaster Schuchert, Hudsonaster Sttirtz, 

 Promopakeaster Schuchert, and Petraster Billings. 



PAL.EASTER Hall. Gen,, type: P. niagarensis Hall. 



Palseaater Hall, Pal. New York, 2, 1852, p. 247; 20th Rep. New York State Cab. 



Hist., 1868, p. 282; rev. ed., 1868 (1870), p. 324.— Zittel, Handb. Pal., 1, 1879, 



p. 452. — Nicholson and Etheridge, Mon. Sil. Foss. Girvan Dist., 1880, p. 318. — 



Schuchert, Bull. U. S. Nat. Mus. 88, 1915, p. 67. 



