. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Emmons' Geology of the Second Dis- ^/t^^ilSr^^^^^ 6%^^?/formation. (See Columnar^a iml^^^^^i^^ incerta from Chazy ; Billings, Canad. .. ;^*,, ^ ^r-i, "- JII jsq-^i-^ y^-^^ jy 3_g59^—ggg Columnaria y parva from Cliazy; Billings, Oanad. Nat. Vol. IV, lSb9.)—IIh, tr 7^ -^^fe_mli/l^ Columnaria alveolata. See Ap- ^-'•5» ^# pe7idix. Conchodus plicatus, Dawson, Acadian Geol. 1868, page 209, f. 53, a fine fish tooth (which could easily be mistaken for
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Emmons' Geology of the Second Dis- ^/t^^ilSr^^^^^ 6%^^?/formation. (See Columnar^a iml^^^^^i^^ incerta from Chazy ; Billings, Canad. .. ;^*,, ^ ^r-i, "- JII jsq-^i-^ y^-^^ jy 3_g59^—ggg Columnaria y parva from Cliazy; Billings, Oanad. Nat. Vol. IV, lSb9.)—IIh, tr 7^ -^^fe_mli/l^ Columnaria alveolata. See Ap- ^-'•5» ^# pe7idix. Conchodus plicatus, Dawson, Acadian Geol. 1868, page 209, f. 53, a fine fish tooth (which could easily be mistaken for a shell) from the Nova Scotia coal measures, at the Joggins. Apparently referable to McCoy's British genus Conchodus.— ^7 XIII. Cone-in-cone, or Tutenmergel. A curious arrangement ^ . ^ of the material of a bed of Y JI, Cone-in- one. aW^- clay, and of clay strata of va- rious agos, often mistaken for some sort of fossil organ- ism. Contradictory explana- tions are given of its origin. It has been often figured; the figure here given is one copied from Dawson's Aca dian Geology.—A similar structure on a grand scale is sometimes seen in coal. Les- ley's Manual of Coal, etc, 1856, page 164, fig. 59, the then ex- posed face of a mine 10 m. N. of the summit of the Nashville and Chat- anoo- ga RR. in Ten- nessee. —See also Owens GeoL,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey
Size: 1784px × 1401px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectpaleontology, bookyea
