. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 831 plate 16, figs. 1, 2, fish found in the brown sandstone quarries at Durham, Conn., fig. 2a, enlarged scales. Irias. Ptychoparia adamsi. {GonocephaUtes adamsi^ Billings^ U\X. ^ ^'^ pI 26 IS^l^Greo. yt., ; PaL " Foss. I. fig. 15. Geo. Can.^ 1863, fig. 294. Gonocepha- Utes arenosus Billings, Geo. Vt, fig. 358; Pal. Foss. fig. 18; Geol. Can., fig. 297). Walcott, Bulletin No. 30, U. S. G. S. page 195, plate 26, fig. 1, head from '' Red --.
. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 831 plate 16, figs. 1, 2, fish found in the brown sandstone quarries at Durham, Conn., fig. 2a, enlarged scales. Irias. Ptychoparia adamsi. {GonocephaUtes adamsi^ Billings^ U\X. ^ ^'^ pI 26 IS^l^Greo. yt., ; PaL " Foss. I. fig. 15. Geo. Can.^ 1863, fig. 294. Gonocepha- Utes arenosus Billings, Geo. Vt, fig. 358; Pal. Foss. fig. 18; Geol. Can., fig. 297). Walcott, Bulletin No. 30, U. S. G. S. page 195, plate 26, fig. 1, head from '' Red --. Rock," east of Highgate springs, Vt., figs, la^ 15, narrow and broad forms of head from limestone formation, 2 m. E. of Swanton, Vt. Fig. 1 c, nearly entire specimen from Paiker's quarry, Georgia, Vt. Lower Cambrian (Oeorgian) formation, Z. G. Ptvchoparia calcifera. Walcott. Potsdam Fauna, Sara- U C gSS^-f I ^^^^ ^^"> ^' ^â¢' "^^^^' ^S- ^- ^^"^ ^^^^' ^^' ^' * â ' '^ page 62. Upper Cambrian (Pots- dam) formation. To be sought in Pennsyl- vania along the South Mtns, and Chester Valley. Potsdam, /. WaL i !8e8 Ptychoparia emmriclii, Corda's second type of the genus J* T ^ in Europe; Walcott, Bulletin No. 10, U. S. G. S^ ' â pages 13, 14, 35, 37, plate 6, fig. 7, copied from Barrande, to discuss the genus 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
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectpaleontology, bookyea
