 ... 15, 1878, p. 129. Life of the Silurian age. New York Tribune Extra, September 2, 1879. In this paper Mr. SW Ford gives generic figures of Trilobites, including figures of Microdiscus speciosue.  GFF - Page 496by Geologiska föreningen (Sweden) - 1887Full view - About this book
 | 1882 - 436 pages
...J., Über den Bau der Trilobitensehale. in : Berl. Entomol. Zeitschr. 25. Bd. p. 87 u. 88. [76] 2. Ford, SW, On additional embryonic forms of Trilobites from the Primordial Rocks of Troy, N.-Y., with observations on the genera Olenellus, Paradoxides and Hydrocephafat. in: Amer. Journ. So. 22.... | |
 | Geological and Natural History Survey of Minnesota - 1889 - 546 pages
...1879-80, F, pp. 1-125. FORD, sw Remarks on the genus Obolella. Am. Jour. Sci., iii., Vol. 21, pp. 132134. On Additional Embryonic Forms of Trilobites from the Primordial Rocks of Troy, NY, with Observations on the Genera Olenellus, Paradoxides and Hydrocephalns. Am. Jour. Sci., iii., Vol.... | |
 | Geological Survey (U.S.) - 1889 - 1190 pages
...Note on the Trilobite Atops trilineatus Emmons. In Am. Jour. Sei., 3d series, vol. 19, 1880, p. 152. On additional embryonic forms of Trilobites from the Primordial rocks of Troy, New York, with observation» on Ford (8. W.)— Continued. tli« genera Olenellu», I'aradozidfi, and... | |
 | Anthony Wayne Vogdes - 1890 - 258 pages
...Note on the Trilobite Atops triUneatiis Emmons. In Am. Jour. Sei., 3d series, vol. 19, 1880, p. 152. On additional embryonic forms of Trilobites from the Primordial rocks of Troy, New York, with observations e Ford (SW)— Continued, the genera Olenellue, Paradoxidee, and Hydrocephalue.... | |
 | 1893 - 426 pages
...Trilobites, inclnding figures of Microdiscus speciosus Ford. Note on the Trilobite Atops trilineatus Emmons. On additional embryonic forms of Trilobites from the Primordial rocks of Troy, New York, with observations on the genera Olenellus, Paradoxides, and Hydrocephalus . In Am. Jour.... | |
 | 1891 - 800 pages
...Note on the Trilobite Atops trilineatut Emmons. In Am. Jour. Sci., 3d series, vol. 19, 1880, p. 152. On additional embryonic forms of Trilobites from the Primordial rocks of Troy, New York, with observations on Ford (SW)— Continued, the genera Olenellue, Paradoxidei, and Hydroeepkalut.... | |
 | 1910 - 684 pages
...asaphoides. 1881. The American Journal of Science, 3d ser., Vol. 22, 1881, pp. 250-259, 13 figures: On additional embryonic forms of trilobites from the primordial rocks of Troy, NY, with observations on the genera Olenellus, Paradoxides and Hydrocephalus. FRECH, FRITZ. 18970. Additional... | |
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