KEN.— KIS.] 



MOLLUSCOIDA. 



305 



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



105, Up. Held. Gr. 

 tenuiceps, Hall, 1852, Pal. N. Y., vol. 2, p. 



165, Niagara Gr. 

 tenuis, Hall, 1852, Pal. N. Y., vol. 2, p. 51, 



Clinton Gr. 

 thvene, Hall, 1883, Rep. St. Geol.,pl. 21, 



fig. 1-5, Low. Held. Gr. 

 torta, Hall, 1881, Bryozoans of the Up. 



Held. Gr., p. 30, Up. Held. Gr. 

 trituberculata, Prout, 1858, Trans. St. 



Louis Acad. Sci., vol. 1, p. 228, Coal 



ATpFLS 



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



p. 116, Up. Held. Gr. 

 variabilis, Prout, 1858, Trans. St. Louis 



Acad. Sci., vol. 1, p. 231, Coal Meas. 

 variopora, Hall, 1881, Bryozoans of the 



Up. Held. Gr., p. 28, Up. Held Gr. 

 vera, Ulrich, (in press,) Geo. Sur. 111., vol. 



8, pi. 44, Ham. Gr. 

 verrucosa, Hall, 1883, Rep. St. Geol., pi. 

 33, fig. 11, and Pal. N. Y., vol. 6, p. 110, 

 Up. Held. Gr. 

 virgoea, Eichwald, 1860, Lethaea Rossica, 

 p. 358, Up. Coal Meas. Probably not 

 American, 

 wortheni, Ulrich, (in press,) Geo. Sur. 111., 

 vol. 8, pi. 52, Low. Coal Meas. 

 Fenestralia, Prout, 1858, Trans. St. Louis 

 Acad. Sci., vol. 1, p. 235. [Ety. from 

 genus Fenestella.'] Zoarium like Fenes- 

 tella, from which it is distinguished by 

 having two rows of cells on each side 

 of the median ridge. Type F. stlu- 

 dovici. 

 stludovici, Prout, 1858, Trans. St. 

 Louis Acad. Sci., vol. 1, p. 235, St. 

 Louis Gr. 

 stludovici var. compacta, Ulrich, (in 

 press,) Geo. Sur. 111., vol. 8, pi. 59, St. 

 Louis Gr. 

 Fenestrapora, Hall, 1885, Rep. St. Geol., p. 

 36. [Ety. fenestra, opening ; poros, pore.] 

 Forms of Fenestellidae having the 

 branches connected by dissepiments, 

 two ranges of 

 cell apertures, 

 separated by a 

 carina bearing 

 pores ; noncel- 

 luliferous side 

 with conspicu- 

 ous pores. Type 

 F. biperforata. 

 biperforata, Hall, 

 1885, Rep. St. 

 Geol., pi. 2, fig. 

 17, Up. Held. 

 Gr. 

 infraporosa, Ulrich, 1886, Cont. to Amer. 



Pal., p. 14, Up. Held Gr. 

 occidentalis, Ulrich, (in press), Geo. Sur. 

 111., vol. 8, pi. 44 and 54, Ham. Gr. 

 Fistulipora, McCoy, 1849, Ann. and Mag. 

 Nat. Hist, 2d ser., vol. 3, p. 130. [Ety. 

 fistula, pipe; poros, pore.] Incrusting 

 or massive; corallites long, cylindrical, 

 thick-walled, not in contact; tabulae 



Fig. 475. — Fenestrapora 

 biperforata. Magnified 

 nonporiferous side. 



numerous ; cells circular, smooth-edged ; 



intervals between corallites filled with 



vesicular plates, tabulated. Type F. 



minor, 

 acervulosa, Rominger, 1866, Proc. Acad. 



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

 astricta, Ulrich, (in press,) 



Geo. Sur. 111., vol. 8, pi. 



47 and 48, Ham. Gr. 

 canadensis, see Favosites 



canadensis, 

 carbonaria, Ulrich, 1884, 



Jour. Cin. Soc. Nat. Hist., 



vol. 7, p. 45, Up. Coal fig 476.— Fistu- 



Meas. lipora astricta. 



clausa, see Meekopora ^cdln.^how- 



Clausa. ing lunaiium. 



collina, Ulrich, (in press,) 



Geo. Sur. 111., vol. 8, pi. 47 and 48, 



Ham. Gr. 

 communis, Ulrich, (in press,) Geo. Sur. 



111., vol. 8, pi. 47 and 48, Ham. Gr. 

 compressa, Rominger, 1866, Proc. Acad. 



Nat. Sci., p. 10, Keokuk Gr. 

 confertipora, Hall, 1881, (Thallostigma 



confertipora,) Trans. Alb. lust., vol. 10, 



p. 184, and Pal. N. Y., vol. 6, p. 211, 



Ham. Gr. 

 constricta, Hall, 1881, (Lichenalia con- 



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



183, and Pal. N. Y., vol. 6, p. 227, 



Ham. Gr. 

 corrugata, Ulrich, (in press,) Geo. Sur. 



111., vol. 8, pi. 47 and 48, Ham. Gr. 

 crassa, Rominger, 1866, Proc. Acad. Nat. 



Sci., p. 8, Ham. Gr. 

 decipiens, Hall, 1881, (Thallostigma de- 



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



187, and Pal. N. Y., vol. 6, p. 232, 



Ham. Gr. 

 densa, Hall, 1881, (Thallostigma densa,) 



Trans. Alb. Inst, vol. 10, p. 186, and 



Pal. N. Y., vol. 6, p. 231, Ham. Gr. 

 digitata,Hall, 1881, (Thallostigmadigitata,) 



Trans. Alb. Inst, vol. 10, p. 185, and 



Pal. N. Y., vol. 6, p. 229, Ham. Gr. 

 elegans, see Pinacotrypa elegans. 

 eriensis, Rominger 1866, Proc. Acad. Nat. 



Sci., p. 8, Ham. Gr. 

 excellens, Ulrich, 1884, Jour. Cin. Soc. 



Nat. Hist, vol. 7, p. 46, Kaskaskia Gr. 

 flabellata, see Chiloporella flabellata. 

 flabellum, see Dichotrypa flabdlum. 



foordi, Ulrich, (in 



press,) Geo. Sur. HI., 



vol. 8, pi. 47 and 48, 



Ham. Gr. 



halli, Rominger, 1866, 



Proc. Acad. Nat. Sci., 



p. 6, Niagara Gr. 



helios, Rominger, 1866, 



Proc. Acad. Nat Sci., 



p. 7, Corniferous Gr. 



hemi>puerica, Hall, 



1881, (Callopora 



hemispherica,) Trans. Alb. Inst., vol. 



10, p. 183, and Pal. N. Y., vol. 6, p. 226, 



Ham. Gr. 



Fig. 477.— Fistn lipora 

 foordi. Opercular 

 cover x 50. 



