204 



CCELENTERATA. 



[STR. 



StrepJiodes, McCoy, 1849, syn. for Cyatho- 

 phyllum. 



austini, see Clisiophyllum austini. 



pickthorni, see Cyathophyllum pick- 



thorni. 



STREPTELASMA, Hall, 1847, Pal., N. Y., vol. 1, 

 p. 17. [Ety. streptos, twisted ; elasma, 

 lamella.] Turbinate, gradually or ab- 

 ruptly expanding; cup deep; lamellse 

 or septa longitudinal, spirally twisted 

 toward the center; no tabulae or fos- 

 sette. Type S. expansum. 



sequidistans, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p. 20, and 

 35th Rep. N. Y. St. Mus. Nat. Hist., p. 

 424, Up. Held. Gr. 



ampliatum, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p. 19, and 

 35th Rep. N. Y. St. Mus. Nat. Hist., p. 

 423, Up. Held. Gr. 



angulatum, Billings, 1862, (Petraia an- 

 gulata,) Pal. Foss., vol. 1, p. 103, Hud. 

 Riv. Gr. 



apertum, Billings, 1862, (Petraia aperta,) 

 Pal. Foss., vol. 1, p. 102, Black 

 Riv. Gr. 



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

 p. Ill, Niagara Gr. 



coarctatum, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs ; p. 21, and 

 12th Rep. Geo. Sur. Ind., p. 275, Up. 

 Held. Gr. 



conspicuum, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p. 19, and 

 35th Rep. N. Y. St. Mus. Nat, Hist., p. 



423, Up. Held. Gr. 



conulus, Rominger, 1876, Foss. Corals, p. 

 144, Niagara Gr. 



corniculum, Hall, 1847, Pal. N. Y., vol. 1, 

 p. 69, Treuton and Hud. Riv. Grs. 



crassum, Hall, 1847, Pal. N. Y., vol. 1, p. 

 70, Trenton Gr. 



crateriforme, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p. 20, and 

 35th Rep. N. Y. St. Mus. Nat. Hist., p. 



424, Up. Held. Gr. 



dissimile, Hall, 1882, Foss. Corals Niagara 

 and Up. Held. Grs., p. 17, and 35th Rep. 

 N. Y. St. Mus. Nat. Hist, p. 421, Up. 

 Held. Gr. 



FIG. 219. Streptelasma inflaium, transverse 

 section. 



expansum, Hall, 1847, Pal. N. Y., vol. 1, 

 p. 17, Chazy Gr. 



extans, Hall, 1882, Foss. Corals Niagara 

 and Up. Held. Grs., p. 5, and 35th Rep. 

 N. Y. St. Mus. Nat. Hist., p. 409, Ni- 

 agara Gr. 



fanningana, Safford, 1869, (Petraia fan- 

 ningana,) Geo. Tenn., p. 320, Low. 

 Held. Gr. 



fossula, Hall, 1882, Foss. Corals Niagara 

 and Up. Held. Grs., p. 19, and 35th Rep. 

 N. Y. St. Mus. Nat. Hist., p. 423, Up. 

 Held. Gr. 



inflatum, Hall, 1882, Foss. Corals Niagara 

 and Up. Held. Grs., p. 18, and 12th Rep. 

 Geo. Ind., p. 276, Up. Held. Ur. 



involutum, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p, 20, and 

 35th Rep. N. Y. St. Mus. Nat. Hist., p. 



424, Up. Held. Gr. 



lamellatum, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p. 17, and 

 35th Rep. N. Y. St. Mus. Nat. Hist, p. 

 421, Up. Held. Gr. 



laterarium, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. (Irs., p. 18, and 35th 

 Rep. N. Y. St. Mus. Nat. Hist., p. 422, 

 Corniferous limestone. 



latuscula, Billings, 1862, (Petraia latus- 

 cula, 1 ) Pal., Foss., voi. 1, p. 104, Mid. 

 Sil. Anticosti, Div. 4. 



limitare, Hall, 1882, Foss. Corals Niagara 

 and Up. Held. Grs., p. 5, and 35th Rep. 

 N. Y. St. Mus. Nat. Hist., p. 409, Ni- 

 agara Gr. 



logani, Nicholson, 1875, (Petraia logani,) 

 Can. Nat., vol. 7, p. 143, Up. Held. 

 Gr. 



mammiferum, Hall, 1882, Foss. Corals 

 Niagara and Up. Held. Grs., p. 21, and 

 35th Rep. N. Y. St. Mus. Nat. Hist., p. 



425, Up. Held. Gr. 



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

 Mus. Nat. Hist., p. 106, syn. for Dun- 

 can ella borealis. 



multilamellosum, Hall, 1847, Pal. N. Y., 

 vol. 1, p. 70. Trenton Gr. 



ottawensis, Billings, 1865, (Petraia otta- 

 wensis,) Can. Nat. and Geo., 2d ser., 

 vol. 2, Trenton Gr. 



papillatum, Hall, 1882, Foss. Corals Ni- 

 agara and Up. Held. Grs., p. 21, and 

 12th Rep. Geo. Ind., p. 276, Up. 

 Held. Gr. 



parvulum, Hall, 1847, Pal. N. Y., vol. 1, p. 

 71, Trenton Gr. 



patuluin, Rominger, 1876, Foss. Corals, p. 

 143, Niagara Gr. 



profundum, Conrad, 1843, Proc. Acad. 

 Nat. Sci. Phil., p. 335, (Cyathophyllum 

 profundum,) and Hall, 1847, Pal. N. Y., 

 vol. 1, p. 49, Birdseye, Black Riv. and 

 Trenton Grs. 



pulchellum, Billings, 1865, (Petraia pul- 

 chella,) Can. Nat. and Geo.,2d ser., vol. 

 2, p. 424, Mid. Sil. 



pygmaMirn, Billings, 1862, (Petraia pyg- 

 mrea,) Pal. Foss., vol. 1, p. 103, Mid. Sil. 

 Anticosti, Div. 4. 



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

 Mus. Nat. Hist., p. 106, Niagara Gr. 



