. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 116 PLANTS. [CYC. UKt. valida, hoo AneimiteH vaUdtiH. v»ria, UHWflon, !««'_', (|ii«r. Jour. Geo. 8oc., vol. 18, p. :Ul>, Devonian. virginUma, see pHeudopecopteris virgJn- iana. wiUoni, WomI, 1S60, I'roc. Acad. Nat. Bi'l, p. 51t), ('Oal Meaa. Cyclohtkima, Huughton, IHOO, Ann. and Mfl({. Nat. HiHt., .3d Her., vol. 6, p. 444. [Ety. kukloH, circle; Migma, a dot or puncture.] SteinH arborcHcent, surface tuber(Uilate


. North American geology and palaeontology for the use of amateurs, students, and scientists [microform]. Paleontology; Paleontology; Geology; Paléontologie; Paléontologie; Géologie. 116 PLANTS. [CYC. UKt. valida, hoo AneimiteH vaUdtiH. v»ria, UHWflon, !««'_', (|ii«r. Jour. Geo. 8oc., vol. 18, p. :Ul>, Devonian. virginUma, see pHeudopecopteris virgJn- iana. wiUoni, WomI, 1S60, I'roc. Acad. Nat. Bi'l, p. 51t), ('Oal Meaa. Cyclohtkima, Huughton, IHOO, Ann. and Mfl({. Nat. HiHt., .3d Her., vol. 6, p. 444. [Ety. kukloH, circle; Migma, a dot or puncture.] SteinH arborcHcent, surface tuber(Uilate,ruK08elen(;:tliwiBe; tubercles in regular Bi>iral order, small, subglo- bose, more generally conical, acute, topped with a vascular terminal and prominent point, or more rarely flat- tened at the top into small, round areoles, with the vascular point in the middle ; decorticated surface smooth or obscurely striate lenathwise by the series of tubercles, which are oval, ele- vated or prominent, and gradually ef- faced downward or decurring, pr»»8erv- Ing the imprenmons of the central vas- cular scars. Type C kiltorkense. afUne, Dawson, 1881, Quar. Jour. Geo. Soc, vol. 37, p. 301, Chemung Gr. densifolium, Dawson, 1871, Fose. Plants Can., p. 43 Devonian, kiltorkense, Haughton, 1860, Ann. and Mag. Nat. Hist., 3d ser., vol. 5, p. 444, Subcarboniferous. Oymoolohha, Schimper, 1869, Traits de Paleontologle Vegetaie, vol. 1, p. 553. [Ety. kumo, wavy; glotm, tongue,] Frond pinnate, or bipinnate; piiinie oblong, sessile, alternate, margin lobed; nerves simple or branching, reaching the margin and leaving triangular spaces without nerves. Type C. goepper- tana. breviloba, Fontaine & White, 1880, Perm, and Up. Carb. Flora, p. 86, Coal Meas. or Permian, formosa, Fcmtaine & White, 1880, Perm, and Up. Carb. Flora, p. 86, Coal Meas. or Permian, lobata, Fontaine & White, 1880, Perm, and Up. Carb. Flora, p. 87, Coal Meas. or Permian. obtusifolia, Fontaine & White, 1880


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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology