COL. — ZAP.] 



CCELENTERA TA. 



669 



surcularis, Hall, 1868, 20th Rep. N. Y. 

 Mus. Nat. Hist., p. 210, Utica Slate. 

 Columnaria disjuncta, Whiteaves, 1892,Cont. 



to Can. Pal., p. 209, Devonian. 

 Crepidophyllum is a synonym for Crasped- 

 ophyllum, and the species under it 

 should be referred toCraspedophyllum. 

 Cyathophyllum athabascense, Whiteaves, 

 1891, Cont. to Can. Pal., vol. 1, p. 202, 

 Devonian. C. petraoides and C. waska- 

 sense, 1892, pp. 264 and 265, Devonian. 

 C. juvene, refer to Heliophyllum juvene. 

 C.panicum refer to Diphyphyllurn panicum. 

 Cystelasma, S. A. Miller, 1891, Advance 

 Sheets 17th Rep. Geo. Sur. Ind., p. 12, 

 [Ety. kuslis, a cav- 

 ity; elasma, lamellae] 

 Corallum simple, ir- 

 regularly turbinate 

 or cylindrical, con- 

 sisting of an outer 

 wall, transversely 

 Fig. I198.-Cystelasma wrinkled or con- 

 lanesvillense. Summit gtricted, which is 

 and side views. connected by ob- 



lique plates, irregularly disposed, that 

 give to the interior cystose chambers of 

 unequal size and irregular shape. No 

 septa or regular tabular Structure ve- 

 sicular. Type C. lanesvillense, described 

 in the same place from the Warsaw Gr. 

 Cystiphyllum greenii, S. A. Miller, 1892, 

 Advance Sheets 18th Rep. Geo. Sur. 

 Ind., p. 4, Up. Held. Gr. 

 Dawsonia are small, conical or bell-shaped, 

 and each has a minute spine at the 

 summit. They have not been found in 

 connection with any Graptolite. 

 Dictyonema pertenue and D. scalariforme, 

 Fcerste, 1887, Bull. Denison Univ., 

 vol. 2, p. 107, Niagara Gr. 

 Diphyphyllum panicum, Winchell, 1866, 

 (Cyathophyllum panicum,) Rep. Low. 

 Penin. Mich., p. 90, Ham. Gr. 

 Diplotrypa westoni, Ulrich, 1889, Micro- 

 palaeontology of Can., pt. 2, p. 30, Hud. 

 Riv. Gr. 

 Graptolithus ala'tus, G. crucifer, G. headi, 

 G. logani, G. octobrachiatus refer to 

 Loganograptus. G. divergens and G. 

 gracilis refer to Coenograptus. 

 Hadrophyllum aplatum, Cummins, 1891, 

 2d Ann. Rep. Geo. Sur. Texas, p. 552, 

 Coal Meas. 



Fig. 1199.— Leptopora gorbyi. Summit views. 



Heliophyllum juvene, Rominger, 1876, 

 (Cyathophyllum juvene,) Foss. Corals, 

 p. 101, Ham. Gr. 

 parvulum, Whiteaves, 1891, Cont. to Can. 

 Pal., p. 203, Devonian. 



Fig. 



1201. — Microcyclus 

 blairi. 



Leptopora gorbyi, S. A. Miller, 1891, Ad- 

 vance Sheets 17th Rep. Geo. Sur. Ind., 

 p. 6, Chouteau limestone. 

 Loganograptus, Hall, 1868, 20th Rep. N. Y. 

 St. Mus. Nat. Hist., pp. 207 and 251. 

 [Ety. proper name ; grapho, I 

 write.] Polypary compound, 

 growing bilaterally from the 

 initial point, and consisting of 

 four, eight or more simple 

 stipes numerously divided 

 Fig. 1200.— near the base and below the 

 Leptopora commencement of the cells; 

 fai view. furnished with a corneous cen- 

 tral disc. Type L. headi. To 

 this genus is also referred the species 

 described as Graptolithus alatus, G. cru- 

 cifer, G. logani and G. octobrachi- 

 atus. 

 Microcyclus blairi, S. A. Miller, 1892, Ad- 

 vance Sheets 18th Rep. Geo. Sur. Ind., 

 p. 7, Chouteau 

 limestone. 



MONOTRYPELLA COn- 



fluens, Foerste, 



1887, Bull. Deni- 

 son Univ., vol. 

 2. p. 172, Niag. 

 ara Gr. 



UDJiga, Whiteaves, 1891, Cont. to Can. Pal., 

 vol. 1, p. 214, Devonian. 

 Monticulipora clintonensis, crustulata,. cleave- 

 landi, milfordensis and nicholsoni, James, 



1888, Jour. Cin. Soc. Nat. Hist., vol. 11, 

 pp. 15 to 36, Hud. Riv. Gr. Some of 

 these are synonyms for species de- 

 scribed under other genera, by Ulrich. 

 Others are not defined so as to be rec- 

 ognized. Whether or not any of them 

 will stand is a question. M. falesi and 

 ohioensis by the same party, 1884, same 

 Journal, vol. 3, p. 137, Hud. Riv. Gr. 

 Not recognized. 



M. molesta, Nicholson, seems to be a syn- 

 onym for M. mammulata. 

 parasitica, var. plana, Ulrich, 1889, Micro- 

 palaeontology of Canada, pt. 2, p. 29, 

 Hud. Riv. Gr. 



Oldhamia antiqua was described in 1844, in 

 Jour. Geo. Soc. Dublin, vol. 3, p. 60. 



Pachyphyllum devoniense, Edwards & 

 Haime, 1851, Polyp. Foss. Terr. Pal., 

 p. 397, Devonian. 



Prasopora parmula, Foerste, 1887, Bull. 

 Denison Univ., vol. 2, p. 170, Niagara 

 Group. 



Stenopora ohioensis, Foerste, 1887, Bull. Den- 

 ison Univ., vol. 2, p. 85, Coal Meas. 



Striatopora gorbyi, S. A. Miller, 1892, Ad- 

 vance Sheets 18th Rep. Geo. Sur. Ind. 

 p. 7, Niagara Gr. 



Zaphrentis calyculus, Z. chouteauensis, Z. 

 declinis, Z." exigua, Z. tantilla, and 

 Z. tenella, S. A. Miller, 1891, Advance 

 Sheets 17th Rep. Geo. Sur. Ind., pp. 10, 

 11, and 12. All from the Chouteau lime- 

 stone except Z. declinis, which is from 

 the Keokuk Gr. 



V 



