. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 114 PLAN'I\C [CHO.—COR. CuoNDRiTEB, Sternberg, 1833, Vers. Darat. Flora der Vorwelt, p. 25. [Ety. from its resemblance to Chondrm crigput, or Irish moss.] Fronds cartilaginous, tili- form or robust stems, dicholufaous, branchv; rounded or compressed. Type C. anti<]UU8. antiquuB, Brongniart, 1H28, {Fitcoida an- tiquut,) Hist. d. Veg. Fobh., vol. 1, p. (J3, Devonian. colletli, see Taonurus col etti. targioni, Bro
. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 114 PLAN'I\C [CHO.—COR. CuoNDRiTEB, Sternberg, 1833, Vers. Darat. Flora der Vorwelt, p. 25. [Ety. from its resemblance to Chondrm crigput, or Irish moss.] Fronds cartilaginous, tili- form or robust stems, dicholufaous, branchv; rounded or compressed. Type C. anti<]UU8. antiquuB, Brongniart, 1H28, {Fitcoida an- tiquut,) Hist. d. Veg. Fobh., vol. 1, p. (J3, Devonian. colletli, see Taonurus col etti. targioni, Brongniart, 182H, (Fucoides targioni,) Hist. d. Veg. Voss., t. 1, p. 56, Coal Meas. CoNOSTicnus, Lesquereuz, 1876, 7th Ann. Rep. Geo. Sur. Ind.,p. 142. [Ety. kotws, cone; stichot. row.] Stipe cylindrical, continuous; frond enlarging from the base upward in the shape of a plate, or of a cup, or increasing by successive superposed layers or concentrical 1am- inic; top concave, cup-shaped. Type C. ornatuB. broadheadi, Lesquereux, 1880, Coal Flora of Pa., p. 15. Coal Meas. ornatus, Les- quereux, 1876, 7th Ann. Rep. Geo. Sur. Ind.,, Coal Meas. prolifer, T^es- quereux, 1880, Coal Flora of Pa., p. 16, Coal Meas. CORDAIANTHUS, Grand 'Eu- ry, 1877, Flore Car- Cordaites, a Flowers and. Fig. 25.—OonostlohuH ornatna. bonifere, p. 228. [Ety genus; anthos, flower.] fruits of Cordaites, found isolat«d or in fragments where their relation to stem-bearing leaves is unknown. A provisional name only. Type C. gem- mifer. bracteatus, Lesquereux, 1870, (Schuitzia bracteata,) Geo. Sur. 111., vol. i, p. 427, Coal Meas. dichotomus, Lesquereux, 1880, Coal Flora of Pa., p. 546, Coal Meas. ebracteatus, Lesquereux, 1884, Coal Flora of Pa., p. 844, Coal Meas. flexuosus, Lesquereux, 1884, Coal Flora of Pa., p. 802, Coal Meas. gemmifer, Grand 'Eury, 1877, Flore Car- bonifere, p. 228, and Coal Flora of Pa., p. 545, Coal Meas. ovatus, Lesquereux, 1880, Coal Flora of Fa., p. 545, Coal Meas. rugosus, Le
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