. Elements of geology : a text-book for colleges and for the general reader. Geology. Crustacea.—Crustacea were rep- resented in the Palaeozoic first by the Trilobites; then Eurypterids; then Limuloids ; then, in the last period, by a few Macrourans. In the Triassic the Macrourans be- came more abundant and of more modern type. In the Jurassic the Macrourans continue, with also many Limuloids, but the former. Fig. 670. Fig. 671. Figs. 670, 671.—Jurassic Crustaceans: 670. Eryon arctiformis, Solenhofen. 671. Eryon Barrovensis, Please note that these images are extracted from scanned pa
. Elements of geology : a text-book for colleges and for the general reader. Geology. Crustacea.—Crustacea were rep- resented in the Palaeozoic first by the Trilobites; then Eurypterids; then Limuloids ; then, in the last period, by a few Macrourans. In the Triassic the Macrourans be- came more abundant and of more modern type. In the Jurassic the Macrourans continue, with also many Limuloids, but the former. Fig. 670. Fig. 671. Figs. 670, 671.—Jurassic Crustaceans: 670. Eryon arctiformis, Solenhofen. 671. Eryon Barrovensis, 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 LeConte, Joseph, 1823-1901. New York : D. Appleton and Co.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1892
