MOLLUSCOIDA. 



[FLU. 



incrassata, Nicholson, 1874, (Callopora in- 



crassata,) Geo. Mag. Lond. n. s., vol. 1, 



p. 13, and Rep. Pal. Ont., p. 61, Ham. Gr. 

 intercellata, Hall, 1881, (Thallostigma in- 



tercellata,) Trans. Alb. Inst., vol. 10, p. 



13, and Pal. N. Y., vol. 6, p. 87, Up. 



Held. Gr. 

 involvens, Hall, 1887, Pal. N. Y., vol. 6, 



p. 221, Ham. Gr. 

 labiosa, Winchell, 1866, Rep. Low. Penin. 



Mich., p. 88, Ham. Gr. 

 lamellata, Hall, 1881, (Thallostigma lamel- 



lata,) Trans. Alb. Inst., vol. 10, p. 13, 



and Pal. N. Y., vol. 6, p. 87, Up. Held. Gr. | 

 lens, Whitfield, 1878. Ann. Rep. Geo. Sur. i 



Wis., p. 69, and Geo. Wis., vol. 4, p. 



256, Hud. Riv. Gr. 

 longimacula, Hall, 1881, (Thallostigma | 



longimacula,) Trans. Alb. Inst., vol. 10, , 



p. 185, and Pal. N. Y., vol. 6, p. 209, 



Ham. Gr. 



lunata, see Buscopora lunata. 

 micropora, Hall, 1884, Thallostigma mi- 



cropora, Rep. St. Geol., p. 26, Ham. Gr. 

 minuta, Rominger, 1866, Proc. Acad. Nat. 



Sci., p. 7, Ham. Gr. 

 monticulata, Ulrich, Geo. Sur. 111., vol. 8, 



pi. 47 and 48, Ham. Gr. 

 multiculeata, Hall, 1884, (Thallostigma 



multiculeata,) Rep. St. Geol., p. 23, 



Ham. Gr. 

 neglecta, Rominger, 1866, Proc. Acad. Nat. 



Sci., p. 6, syn. for Lichenalia con- 



centrica. 



FIG. 478. Flustra (?) tuberculata. Sections x 50. 



nodulifera, Meek, 1872, Pal. E. Neb., p. 



143, Up. Coal Meas. 

 normalis. Ulrich, 1886, Cont. to Am. Pal., 



p. 20, Up. Held. Gr. 

 occidens, Hall & Whitfield, 1873, 23d 



Rep. N. Y. St. Mus. Nat. Hist., p. 229, 



Chemung Gr. 

 oweni, James, 1885, Jour. Cin. Soc. Nat. 



Hist., vol. 7, p. 21, Hud. Riv. Gr. 



Poorly defined. 



parasitica, Hall, 1879, (Callopora para- 

 silica,) 32d Rep. N. Y. St. Mus. Nat. 



Hist, p. 157, Low. Held Gr. 

 peculiaris, see Actinotrypa peculiaris. 

 prolifica, Ulricb, 1884, Jour. Cin. Soc. Nat. 



Hist., vol. 7, p. 45, St. Louis Gr. 

 proporoides, Nicholson, 1879, Pal. Tab. 



Corals, p. 310, Ham. Gr. 



ponderosa, Hall, 1874, (Callopora pon- 

 derosa,) 26th Rep. N. Y. St. Mus. Nat. 

 Hist , p. 103, Low. Held Gr. 

 rugosa, see Batostoma rugosa. 

 saffordi, Winchell, 1866, Rep. Low. Penin. 



Mich., p. 88, Ham. Gr. 

 scrobiculata, Hall, 1884, (Thallostigma 

 scrobiculata,) Rep. St. Geol., p. 20, 

 Ham. Gr. 

 segregate, Hall, 1884, (Thallostigma segre- 



gata,) Rep. St. Geol., p. 27, Ham. Gr. 

 serrulate, Hall, 1884, (Thallostigma serru- 



lata,) Rep. St. Geol., p. 22, Ham. Gr. 

 solidissima, Whitfield, 1878, Ann. Rep. 

 Geo. Sur: Wis., p. 69, and Geo. Wis., vol. 

 4, p. 255, Hud. Riv. Gr. 

 spergenensis, Rominger, 1866, Proc. Acad. 



Nat. Sci., p. 9, Warsaw Gr. 

 spheroidea, Hall, 1884, (Thallostigma 

 spheroidea,) Rep. St. Geol., p. 31, 

 Ham. Gr. 

 spinulifera, Rominger, 1866, Proc. Acad. 



Nat. Sci., p. 8, Ham. Gr. 

 stellifera, Rominger, 1866, Proc. Acad. 



Nat. Sci., p. 7, Ham. Gr. 

 subtilis, Hall, 1884, (Thallostigma sub- 



tilis,) Rep. St. Geol., p. 30, Ham. Gr. 

 sulcata, Rominger, 1866, Proc. Acad. Nat. 



Sci., p. 7, Ham. Gr. 



triangularis, Hall, 1884, (Thallostigma 

 triangularis,) Rep. St. Geol., p. 32, 

 Ham. Gr. 



trifaria, Hall, 1887, Pal. N. Y., vol. 6, p. 

 222, Ham. Gr. 



tri folia, Rominger, 

 1866, Proc. Acad. 

 Nat. Sci., p. 9, Keo- 

 kuk Gr. 



triloba, Hall, 1887, Pal. 

 N. Y., vol. 6, p. 29, 

 Low. Held. Gr. 

 umbilicata, Hall, 1884, 

 (Thallostigma um- 

 bilicata,) Rep. St. 

 Geol., p. 23, Ham. 

 Gr. 



unilinea, Hall, 1887, 

 Pal. N. Y., vol. 6, p. 

 217, Ham. Gr. 

 utriculus, Rominger, 

 1866, Proc. Acad. 

 Nat. Sci., p. 8, Ham. Gr. 

 variopora, Hall, 1884, (Thallostigma 

 variopora,) Rep. St. lieol., p. 

 Ham. Gr. 



Flustra, Linnaeus, 1745, 

 Amsenitates aca- 

 demicae. Not Pa- 

 leozoic. 



carbaseoides, Eaton, 



1832, Geo. Text 



Book, p. 44. Not 



recognized. 



spatulata, see Worth- 



enopora spatulata. FlG 479 ._ F iu S tm (?) tu- 

 tuberculata, Prout, berculalu. Aperture 

 1859, Trans. St. *50. 

 Louis Acad. Sci., vol. 1, p. 447, Warsaw 

 Gr. Not a flustra. 



18. 



