328 



MOLLUSCOIDA. 



[THA. THE. 



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

 22, fig. 34-46, Low. Held. Gr. 

 "ptilifi 



scull 



Ulrich, (in press,) Geo. Sur. 



:ulptilis, Ulrica, (in press,) ' 

 I1L, vol. 8, pi. 62, Keokuk Gr. 

 Thamnopora, Hall. This name was preoc- 

 cupied. See Thamnotrypa. 



divaricata, see Thamnotrypa divaricate. 

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

 p. 101. [Ety. ihamnos, bush ; trupa, per- 

 foration.] "Narrow, branching stipe, 

 celluliferous on both sides; the divis- 

 ions are not by bifurcation, as in Stic- 

 topora, but by lateral and abrupt di- 

 vergence from the main stipe. Type T. 

 divaricate. 



divaricata, Hall, 1881, Trans. Alb. Inst., 

 vol. 10, p. 16, and Pal. N. Y., vol. 6, p. 

 101, Up. Held. Gr. 



TREMATELLA, Hall, 1886, Rep. St. Geol. and 

 Pal. N. Y., vol. 6, p. xiv. [Ety. trema, 

 hole; ellus, diminutive.] Ramose, solid ; 

 cells tubular, in contact below, diverging 

 near the surface, intersected by septa; 

 interapertural surface marked by 

 pseudo-pores. Type T. annulate. 



annulate, Hall, 1881, (Trematopora annu- 

 late,) Bryozoans of the Up. Held Gr., 

 65, and Pal. N. Y., vol. 6, p. 69, Up. 

 eld. Gr. 



arborea, Hall, 1881, (Trematopora arborea, ) 

 Bryozoans of the Up. Held. Gr., p. 5, and 

 Pal. N. Y., vol. 6, p. 69, Up. Held. Gr. 



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

 70, Up. Held. Gr. 



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

 176, Ham. Gr. 



perspinulata, Hall, 1881, (Trematopora 

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

 p. 181, and Pal. N. Y., vol. 6, p. 175, 

 Ham. Gr. 



TREMATOPORA, Hall, 1852, Pal. N. Y., vol. 

 2, p. 149. [Ety. trema, hole ; poros, pore ; 

 Ramose, branches solid, tuberculated or 

 smooth ; interstitial cells, spiniform tu- 

 buli, and diaphragms present. Type T. 

 tuberculosa. 



alternata, see Acanthoclema alternatum. 



americana, S. A. Miller, Jour. Gin. Soc. 

 Nat. Hist., p. 312, Burlington Gr. 



annulifera, Whitfield, 1878, Ann. Rep. 

 Geo. Sur. Wis., p. 67, and Geo. Wis., 

 vol. 4, p. 254, Hud. Riv. Gr. 



annulata, see Trematella annulate. 



annulata var. pronaspina, Hall, 1881, Bry- 

 ozoans of the Up. Held. Gr., p. 6, Up. 

 Held. Gr. 



arborea, see Trematella arborea. 



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

 154, Niagara Gr. 



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

 111., vol. 8, pi. 38, Galena Gr. 



camerata, see Diamesopora camerate. 



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

 11, fig. 12, Low. Held. Gr. 



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

 179, Ham. Gr. 



claviformis, see Stictoporina claviformis. 



coalescens, Hall, 1852, Pal. N. Y., vol. 2, 

 p. 150, Niagara Gr. 



constricta see Diamesopora constricte. 

 corticosa, Hall, 1874, 26th Rep. N. Y. St. 



Mus. Nat. Hist., p. 105, and Pal. N. Y., 



vol. 6, p. 15, Low. Held. Gr. 

 crassa, see Lichenalia crassa. 

 crebipora, Hall, 1879, Desc. New Spec., 



Foss., p. 3, and llth Rep. Ind., Geol. 



and Nat. Hist., p. 236, Niagara Gr. 

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



vol. 8, pi. 34, Galena Gr. 

 densa, Hall, 1874, 26th Rep. N. Y. St. 



Mus. Nat. Hist., p. 105, Low. Held. Gr. 

 dispersa, see Diamesopora dispersa. 

 echinata, Hall, 1876, 26th Rep. N. Y. St. 



Mus. Nat. Hist., p. 112, Niagara Gr. 

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



183, Ham. Gr. 

 fragilis, Winchell, 1863, Proc. Acad. Nat. 



Sci., p. 3, Waverly Gr. 

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



186, Ham. Gr. 



granistriata, see Bactropora granistriata. 

 granulate, Whitfield, 1878, Ann. Rep. Geo. 



Sur. Wis., vol. 4, p. 253, Hud. Riv. Gr. 

 granulifera, Hall, 



1852, Pal. N. Y., 



vol. 2, p. 154, 



Niagara Gr. The 



same species is 



marked "n. sp." 



in 28th Rep. N. 



Y. St. Mus. Nat. 



Hist., probably. 



by mistake, 

 halli, Ulrich, 1883, 



Jour. Gin. Soc. 



Nat. Hist., vol. 



6, p. 261, Niag- 

 ara Gr. 

 hexagona. H a 1 1 , ^ 



lft7 Pol "W v FIG. o29- Trematopora 



USf7,JflM. fl. X., infrequens. Much en- 



vol. 6, p. 178, larged. 



Ham. Gr. 

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



185, Ham. Gr. 

 infrequens, Hall, 1876, 28th Rep. N. Y. 



St. Mus. Nat. Hist., p. Ill, Niag- 

 ara Gr. 

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



p. 186, Ham. Gr. 

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



181, Ham. Gr. 

 macropora, Hall, 1879, Desc. New Spec. 



Foss., p. 4, and llth Rep. Ind Geo. and 



Nat. Hist., .p. 236, Niag. Gr. 

 maculosa, see Lichenalia maculosa. 

 minute, Hall, 1876, 28th Rep. N. Y. St. 



Mus. Nat. Hist., p. 113, Niagara Gr. 

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



vol. 8, pi. 34, Hud. Riv. Gr. 

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



pi. xxiii, Low. Held. Gr. 

 orbipora, Hall, 1884, Rep. St. Geol., p. 12, 



Ham. Gr. 

 ornate, Ulrich, 1886, 14th Rep. Geo. Sur. 



Minn., p. 98, Trenton Gr. 

 osculum, Hall, 1876, 28th Rep. N. Y. St. 



Mus. Nat. Hist., p. 110, Niagara Gr. 

 ostiolata, see Chilotrypa ostiolata. 



