324 



MOLLUSCOIDA. 



[STI. 



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



250, Ham. Gr. 

 linearis, Hall, 1881, Bryozoans of the Up. 



Held. Gr., p. 15, and Rep. St. Geol., 



1883, pi. 25, fig. 4-5, Up. Held. Gr. 

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



256, Ham. Gr. 

 magna, Hall & Whitfield, 1875, Ohio Pal., 



vol. 2, p. 112, Niagara Gr. 

 multifida, VanCleve, 1883, 12th Rep. Ind. 



Geol. and Nat. Hist., p. 268, Niagara Gr. 

 multipora, Hall, syn. for S. incisurata. 



Fie. 617. Stictopora mutabilis. Deep tangential section x 50, 

 showing the primitive portion of the zocecia and the median 

 tuliuli in their walls; d, tangential section x50; e, transverse 

 section x50. showing median tubuli: /, transverse section 

 x 50 ; g, vertical section x 50 ; h, vertical section x50. 



mutabilis, Ulrich, 1886, 14th Rep. Geo. 

 Sur. Minn., p. 66, Trenton Gr. 



nitidula, see Dicranppora nitidula. 



obliqua, syn. for S. incisurata. 



obliqua, Ringueberg, see Ptilodictya ob- 

 liqua. 



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

 37, Low. Held. Gr. 



FIG. 518. Stictopora ovatipora. 



orbipora, Hall, 1879, Desc. New Spec. 

 Foss, p. 5, and llth Rep. Ind. Geo. and 

 Nat. Hist., p. 248, Niagara Gr. 



ovata, Hall, 1887, Pal. N. Y., vol. 6, p. 248, 



Ham. Gr. 



ovatipora, Hall, 1881, Bryozoans of the 

 Un. Held. Gr., p. 14. and Rep. St. Geol.. 

 pi. 25, fig. 23, 23a, Up. Held. Gr. 

 palmipes, Hall, 1884, Rep. St. Geol., p. 



41, Ham. Gr. 

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



13, fig. 12-13, Low. Held. Gr. 

 paupera, Ulrich, 1886, 14th Rep. Geo. 



Sur. Minn., p. 69, Trenton Gr. 

 perarcta, Hall, 1881, Bryozoans of the Up. 

 Held. Gr., p. 15, and Pal. 

 N. Y., vol. 6, p. 96, Up. 

 Held. Gr. 



permarginata, Hall, 1884, 

 Rep. St. Geol., p. 46, 

 Ham. Gr. 



punctipora, Hall, 1852, Pal. 

 N. Y., vol. 2, p. 157, Ni- 

 agara Gr. 



ramosa, Hall, 1847, Pal. 

 N. Y., vol. 1, p. 61, 

 Birdseye Gr. 



raripora, Hall, 1852, Pal. 

 N. Y., vol. 2, p. 46, Clin- 

 ton Gr. 

 recta, Hall, 1887, Pal. N. Y., 



vol. 6, p. 253, Ham. Gr. 

 rectilinea, Hall, 1887, Pal. 

 N. Y., vol. 6, p. 245, 

 Ham. Gr. 

 rectilatera, Hall, syn. for 



S. linearis. 



recubans, Hall, 1884, Pal. 

 N. Y., vol. 6, p. 260, 

 Ham. Gr. 



rhomboidea, Hall, 1881, 

 Bryozoans of the Up. 

 Held. Gr., p. 15, and 

 Pal. N. Y., vol. 6, p. 95, 

 Up. Held. Gr. 



rigida, Hall, 1881, Bryozoaus of the Up. 

 Held. Gr., p. 14, and Rep. St. Geol., 

 1883, pi. 25, fig. 15-16, Up. Held. Gr. 

 rustica, Billing?, 1865, 

 (Ptilodictya rustica,) 

 Catal. Sil. Foss. An- 

 tic., p. 36, Anti- 

 costi Gr. 



scitula, Hall, 1887, Pal. 

 N. Y., vol. 6, pi. Ixi, 

 Niagara Gr. 

 scutulata, see Ptilodictya 



scutulata. 



semistriata, Hall, 1881, 

 Bryozoans of the Up. 

 Held. Gr., p. 14, and 

 Rep. St. Geol., 1883, 



pi. 25, fig. 17-20, Up.^Q . B19 .stlct opora 



Held. Gr. punctipora. Sec- 



serrata, see Prismopora tlon xSo. 



serrata. 



shafferi, see Arthropora shafFeri. 

 similis, Hall, 1876, 28th Rep. N. Y. St. MUB. 



Nat. Hist., p. 122 Niagara Gr. 

 sinuosa, Hall, 1884, Rep. St. Geol., p. 42, 



Ham. Gr. 



