POLYPI. 



267 



CtSTIPHTixum obliquum, Hall, 1882, Foss. 

 Corals, Niagara and Up. Held. Gr., 

 Corniferous limestone [Sig. ob- 

 lique.] 

 os, Davis (In press), Foss. Corals of Ky., 

 in vol. 1, Pal. Ky. St. Geo. Sur., 

 Low. Devonian. [Sig. a bone.] 

 plicatum, Davis (In press), Foss. Corals 

 of Ky., in vol. 1, Pal. Ky. St. Geo. 

 Sur.,' Low. and Mid. Devonian. [Sig. 

 folded in plaits.] 

 pustulatum, Hall, 1882, Foss. Corals, 

 Niagara and Up. Held. Gr., Cor- 

 niferous limestone. [Sig. pustulated.] 

 quadrangulare, Hall, 1882, Foss. Corals, 

 Niagara and Up. Held. Gr., Cor- 

 niferous limestone. [Sig. quad- 

 rangular.] 

 scalatum. Hall, 1882, Foss. Corals, 

 Niagara and Up. Held. Gr., Cor- 

 niferous limestone. [Sig. having 

 stairs.] 

 striatum. Hall, 1882, Foss. Corals, Ni- 

 agara and Up. Held. Gr., Cornifer- 

 ous limestone. [Sig. channeled.] 

 sulcatum was described in 1858, in 



Can. Xat. & Geol., vol. 3. 

 supraplanum, Hall, 1882, Foss. Corals, 

 Niagara and Up. Held. Gr., Cor- 

 niferous limestone . [Sig. very level.] 

 tenuiradius, Hall, 1S82, Foss. Corals, 

 Niagara and Up. Held. Gr., Cor- 

 niferous limestone. [Sig. fine rayed. ] 

 theissi, Davis (In press), Foss. Corals in 

 Ky., in vol. 1, Pal. Ky. St. Geo. Sur., 

 Mid. Devonian. [Ety. proper name.] 

 zaphrentiforme, Davis (In press), Foss. 

 Corals of Ky., in vol. 1, Pal. Ky. 

 St. Geo. Sur., Low Devonian. [Sig. 

 formed like Zaphrentis.] 

 Cystostylis, Whitfield, 1880, Ann. Eep. 

 Geo. Sur. Wis. [Ety. kustis, a blad- 

 der; stylos, a stalk.] 

 typicus, Whitfield, 1880, Ann. Rep. Geo. 

 Sur., Wis., Niagara Gr. [Sig. the 

 type.] 

 Daxia, Edwards & Haime, 1849, Comptes 

 Eendus, t. 29, p. 261. [Ety. proper 

 name.] 

 huronica, Edwards & Haime. 1849, 

 Comptes Eendus, t. 29, Up. Silurian. 

 [Ety proper name.] ^. 



Dekayia, Edwards & Haime, 1851, Mon. d. 

 Pol. foss. d. Terr. Pal., p. 277. [Ety. 

 proper name.] 

 aspera, Edwards & Haime, 1851 , Mon. 

 d. Pol. foss. d. Terr. Pal., Hud. Eiv. 

 Gr. [Sig. rough.] 

 attrita,. Nicholson (Chetetes attritus), 

 syn. for D. aspera. 

 Dexdrograptls compactus, Walcott, 1S79, 

 Utiea Slate and related formations, 

 Utica Slate. [Sig. compact.] 

 gracillimus, Lesquereux, 1877, Proc. 

 Am. Phil. Soc. (Psilophyton gracilli- 

 mum), Hud. Eiv. Gr. [Sig. very 

 slender.] 



Dexdrograptvs novellus, Hall, 1879, Desc. 

 New Spec. Foss., Niagara Gr. [Sig. 

 young.] 

 simplex, Walcott, 1879, Utica Slate and 

 related formations, Utica Slate. [Sig. 

 simple.] 

 tenuiramosus, Walcott, 1879, Utica Slate 

 and related formations, Utica Slate. 

 [Sig. very branchy.] 

 Dexdropora ornata refer to Trachypora 

 ornata. 

 osculata, Davis (In press), Foss. Corals 

 of Ky., in vol. 1, Pal. Ky. St. Geo. 

 Sur., Devonian. [Sig. kissed, joined 

 by contact.] 

 Dictyoxema fenestrata was described in 

 1851, in Foster & Whitney's Eep. on 

 the Lake Superior Land District, 

 pergracilis, Hall and Whitfield, 1872, 

 24th Eeg. Eep., Niagara Gr. [Sig. 

 very slender.] 

 tenella, Spencer, 1878, Can. Nat., vol. 



8, Niagara Gr. [Sig. delicate.] 

 websteri was described in 1860, Can. 

 Nat. & Geo., vol. 5. 

 Diorrychopora Davis (In press), Foss. 

 Corals of Ky., in vol. 1, Pal. Ky. St. 

 Geo. Sur. [Ety. diorrusso, to dig a 

 canal; pora, a tube.] 

 tenuis, Davis (In press), Foss. Corals of 

 Ky. in vol. 1, Pal. Ky. St. Geo. Sur., 

 Niagara Gr. [Sig. slender.] 

 Diphyphyllum adnatum, Hall, 1882, Foss. 

 Corals, Niagara and Up. Held Gr., 

 Corniferous limestone. [Sig. adnate.] 

 apertum, Hall, 1882, Foss. Corals, Ni- 

 agara and Up. Held. Gr., Cornifer- 

 ous limestone. [Sig. opened.] 

 bellis, Davis (In press), Foss. Corals of 

 Ky., in vol. 1, Pal. Ky. St. Geo. Sur., 

 Mid. Devonian. [Sig. a daisy.] 

 breve, Hall, 1882, Foss. Corals, 'Niagara 

 and Up. Held. Gr., Corniferous 

 limestone. [Sig. short.] 

 coagulatum, Davis (In press), Foss. 

 Corals of Ky., in vol. 1, Pal. Ky. St. 

 Geo. Sur., Mid. Devonian. rSi"-. 

 thickened.] 

 coalescens, Davis (In press), Foss. 

 Corals of Ky., in vol. 1, Pal. Ky. St. 

 Geo. Sur., Mid. Devonian. [Sig. 

 growing together.] 

 conjunctum, Davis (In press), Foss. 

 Corals of Ky., in vol. 1, Pal. Ky. St. 

 Geo. Sur., Mid Devonian. [Sig. 

 joined intimately.] 

 cylindraceum, Hall, 1882, Foss. Corals, 

 Niagara and Up. Held. Gr., Cornifer- 

 ous limestone. [Sig. like cylinders.] 

 dividuum, Davis (In press), Foss. Corals 

 of Ky., in vol. 1, Pal. Ky. St. Geo. 

 Sur., Niagara Gr. [Sig. separable.] 

 fasciculum, Aleek, 1877, U. S. Geo. Sur., 

 40th parallel, Devonian. [Sig. a small 

 bundle.] 

 gracile, McCoy, 1854, Brit. Pal. Foss., 

 Corniferous limestone. [Sig. slender.] 

 tumidulum, Hall, 1882, Foss. Corals, 



