1044 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Protaraea tenuis (Billings). 



Heliolites tenuis Billings, Canadian Nat. Geol., n. s., 2, 1865, p. 428; Cat. Sil. 

 Foss. Anticosti, Geol. Surv. Canada, 1866, p. 32. Nicholson and Etheridge, 

 Mon. Sil. Foss. Girvan District, 1880, p. 247. Koemer, Leth. Geog., pt. 1, 

 Leth. Pal., 1883, p. 508. 



Gamachian (Ellis Bay) : Gamache Bay, Anticosti. 

 Observation. Compare Protarea richmondensis Foerste. 



Protarsea verneuili Edwards and Haime. Not recognizable. 



Protarsea verneuili Edwards and Haime, Mon. d. Polyp. Foss. d. Terr. Pal. (Arch 

 du Mus. d'hist. Nat., 5), 1851, p. 209; Ann. Sci. Nat., 3d ser., Zool., 16, 1851, 

 p. 47. Milne-Edwards, Hist. Nat. d. Corall., 3, 1860, p. 185. Duncan, Kep. 

 41st Meeting British Assoc. Adv. Sci., 1872, p. 123. Boemer, Leth. geog., pt. 

 1, Leth. Pal., 1883, p. 455. James, Jour. Cincinnati Soc. Nat. Hist., 15, pt. 4, 

 1893, p. 150. Lindstrom, Kongl. Sven. Vet.-Acad. Handl., 32, No. 1, 1899, 

 p. 110. Foerste, Bull. Sci. Lab. Denison Univ., 14, 1909, p. 309 (see for 

 remarks). 



Lower Silurian: Alexanderville, Ohio. 



PROTAILEA VETUSTA of authors. See Protarsea richmondensis. 



Protarsea vetusta (Hall). 



Porites? vetusta Hall, Pal. New York, 1, 1847, p. 71, pi. 25, figs. 5a, b. 

 Astraeopora vetusta D'Orbigny, Prodr. de Pal., 1, 1850, p. 25 (gen. ref.). 

 Heliolites vetusta Hail, 12th Hep. New York State Cab. Nat. Hist., 1859, p. 74 



(gen. ref.). 

 Protaraea vetusta, Edwards and Haime, Ann. Sci. Nat., 3d ser., Zool., 16, 1851, 



p. 47. Nicholson, Hep. Pal. Prov. Ontario, pt. 2, 1875, p. 9. Roemer, 



Leth. geog., pt. 1, Leth. Pal., 1883, p. 455. Lambe, Cont. Canadian Pal. 



Geol. Surv. Canada, 4, pt. 1, 1899, p. 90, pi. 5, figs. 8, 8a. 

 Trenton: Watertown, etc., New York; Ontario; Minnesota, etc. 



Protaraea vetusta magna Whiteaves. 



Protarea (vetusta? var.) magna Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 3, 



1897, p. 155, pi. 18, figs. 2, 3, 3a. 

 Protarea vetusta var. magna Lambe, Cont. Canadian Pal., Geol. Surv. Canada, 4, 



pt. 1, 1899, p. 91. 



Protarsea magna Kiar, Vid.-Selsk. Skrifter, Math. naturw.-Kl., No. 10, 1903, p. 50. 

 Richmond : Lower Fort Garry, Manitoba. 



Protaraea walker! (Spencer). 



Caunopora walkeri Spencer, Trans. Acad. Sci. St. Louis, 4, 1884, p. 596, pi. 6, 

 figs. 9, 9a; Bull. Mus. Univ. Missouri, 1, 1884, p. 46, pi. 4, figs. 9, 9a; Cana- 

 dian Nat., 10, 1883, p. 165. Miller, N. A. Geol. Pal., 1889, p. 156, fig. 

 Nicholson, Mon. British Strom., 1892, p. 26. Whiteaves, Canadian Rec. Sci. 

 7, 1896, p. 144. 



Protarea walkeri Parks, Univ. Toronto Studies (Geol. Ser.), No. 5, 1908, p. 60, 

 pi. 15, figs. 1, 2. 



Niagaran (?Rochester): Hamilton, Ontario. 



PEOTASTER Forbes. Genotype: P. sedgwicki Forbes. 



Protaster Forbes, Mem. Geol. Surv. United Kingdom, dec. 1, 1849, pp. 1-2, pi. 4. 

 Murchison, Siluria, 1854, p. 221, fig. 39-4. Forbes, in McCoy's Pal. Rocks 

 Foss., 1855, p. 60. Salter, Rep. 26th Meeting British Assoc. Adv. Sci., Notes, 

 Abstracts, 1857, p. 76; Ann. Mag. Nat. Hist., 2d ser., 20, 1857, p. 325. 

 Pictet, Traite* de Pal., 2d ed., 4, 1857, p. 277. Hall, Pal. New York, 3, for 



