940 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Palseophycus irregulare Hall. 



Palseophycus irregularis Hall, Pal. New York, 1, 1847, p. 8, pi. 2, fig. 3. — Lesley, 



Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 587, fig. 

 Canadian (Beekmantown): Near Chazy, near Keeseville, etc., New York. 



Palseophycus obscurum Billings. 



Palseophycus obscurus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 98 



(adv. sheets, 1862). 

 Trenton: Ottawa, Ontario. 



Palseophycus rugosum Hall. 



Palseophycus rugosus Hall, Pal. New York, 1, 1847, p. 63, pi. 21, fig. 2. — James, 



Jour. Cincinnati Soc. Nat. Hist., 7, 1885, p. 157. 

 Trenton: Middleville, etc., New York. 



Palseophycus simplex Hall. 



Palseophycus simplex Hall, Pal. New York, 1, 1847, p. 63, pi. 22, figs. la-d. — 

 James, Jour. Cincinnati Soc. Nat. Hist., 7, 1885, p. 158. — Lesley, Geol. Surv. 

 Pennsylvania, Rep. P 4, 1889, p. 587, figs. 

 Trenton: Middleville, New York. 



Palseophycus striatum Hall. 



Palseophycus striatus Hall, Pal. New York, 2, 1852, p. 22, pi. 10, fig. la-d, 2. 

 Clinton: Clinton, New York. 



Palseophycus tortuosum Hall. 



Palseophycus tortuosus Hall, Pal. New York, 2, 1852, p. 6, pi. 3, figs. 2a, b. 

 Richmond (Queenston): Irondequoit Bay, and mouth of Genesee River, New 

 York. 



Palseophycus tubulare Hall. 



Palseophycus tubularis Hall, Pal. New York, 1, 1847, p. 7, pi. 2, figs. 1, 2, 4, 5. — 



Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 588, fig. 

 Canadian (Tribes Hill): Amsterdam, Canajoharie, etc., New York. 



PALiEOPHYLLUM Billings. See Columnaria subgenus Palaeophyllum. 



Pal^eophyllum divaricans Nicholson. See Streptelasma divaricans. 



Pal^eophyllum rugosum Billings. See Columnaria (Palseophyllum) stokesi. 



Pal^eopora interstincta var. subtubulata McCoy. See Heliolites subtubulatus. 



Pal.eopora megastoma McCoy. See Heliolites megastoma. 



PALiEOPTERIA Whiteaves. Genotype: P. parvula Whiteaves. 



Palseopteria Whiteaves, Pal. Foes., Geol. Surv. Canada, 3, pt. 3, 1897, p. 181. 



Palseopteria parvula Whiteaves. 



Palseopteria parvula Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 3, 1897, p. 



181, pi. 20, figs. 1-3. 

 Pterinea parvula Miller, N. A. Geol. Pal., 2d App., 1897, p. 784 (gen. ref.). 

 Black River or Richmond: Inmost Island, Lake Winnipeg, Canada. 



PAL^OSACCUS Hinde. Genotype: P. dawsoni Hinde. 



Palseosaccus Hinde, Geol. Mag., dec. 3, 10, 1893, p. 57. — Dawson, Trans. Roy. 

 Soc. Canada, 2d ser., 2, sec. 4, 1896, p. 112.— Miller, N. A. Geol. Pal., 2d App., 

 1897, p. 722. _ 



