162 



PROTOZOA. 



[l'AI.. — PAS. 



Fig. Ill 



Fig. 112.— Palwospougla trentonensls. View of oalice. 



vening space minutely porous. 

 P. cratera. 



Type 



cratera, Roemer, 1848, (Siphonia cratera,) 

 Leonh. und Bronn's Jahrb., p. 685, 

 Niagara Gr. 



roemeri, Wfllcott, 1885, Monog. U. 8. Geo. 

 Sur., vol. 8, p. 99, Devonian. 

 Pal^cospongia, D'Orbigny, 1850, Prodr. d. 

 I'aUont., t. 1, p. 26. [Ely. palatal, an- 

 eient; xpongia, sponge.] Cyathiform, 

 irregular, surface reticulate<l irregu- 

 larly, bv concentric and transverse 

 lines. Type P. cyathiformis. 



cyatbiformip, Hall, 1847. ( cvathi- 



formis,) Pal. N. Y., vol. 1, p. 72, Tren- 

 ton Gr. 



trentonensis, Worthen, 

 1875, (Cnemidium tren- 

 tonense,) Geo. Sur. 111., 

 vol. 6, p. 491, Trenton 

 Gr. 

 Pascbolus, Billings, 1857, 

 Rep. of Progr. Geo. 

 Sur. Can., p 

 342. [Ety. 

 pasceolus, 

 leather mon- 

 eybag.] Sub- 

 globularbod- 

 ies marked 

 on tne cast ,.| im(lli 

 as if by po- 

 lygonal plates, and with 

 a scar or depression for 

 an a'taching stein. Type 

 P. globosus. 



claudii, 8. A. Miller, 

 1S74, Cin. Quar. Jour. 

 Sci., vol. 1, p. (i, Hud. 

 Riv. Gr. 



darwini, 8. A. Miller, 

 1874, Cin. Quar. Jour. 

 S.i., vol. 1, p. 5, Hud. 

 Riv. Gr. 



globosus, Billings, 1857, 

 Rep. of Progr. Geo. 

 Sur. Can., p. 343, Tren- 

 ton Gr. 



gregftritu, Billings, 1806, -Catal. Sil. Koss. 

 Amir., p. 72, Anticosli Gr. 



I'i... 115.— PasceolUH 



durwliil. Upper 



nut-face. 



Fig. 116.— Paaoeoloa 



darwini. Under 



BDrfao*. 



halli, Billings, 1857, Rep. of Progr. Geo. 

 Sur. Can., p. 342, Anticosti (ir. 



intermedius, Billings, 1866, 

 Catal. Sil. Fo*s. Antic, 

 p., 72, Anticosti <ir. 



Fig. 113— Palseospongla treutoneusis. Side view. 



Fig. 117.— PasceoluH 

 halli. 



