. Catalogue of casts of fossils, from the principal museums of Europe and America, with short descriptions and illustrations. Fossils. CRUSTACEA. 107 No. 441. Phacops bnfo ( var. rana), Green. Trilobites of the genus Phacops have very large, prominent, granulated eyes, forming a segment of a cone, distinct trilo- bation, and eleven body-rings. This species, the Calymene macrophthalma of Brongniart, and perhaps identical also with the Phacops latifrons of Bronn, has a very convex head, occu- pying one-third of the whole length, a tuberculated glabella, and the eleven pleurae bent down at the ex
. Catalogue of casts of fossils, from the principal museums of Europe and America, with short descriptions and illustrations. Fossils. CRUSTACEA. 107 No. 441. Phacops bnfo ( var. rana), Green. Trilobites of the genus Phacops have very large, prominent, granulated eyes, forming a segment of a cone, distinct trilo- bation, and eleven body-rings. This species, the Calymene macrophthalma of Brongniart, and perhaps identical also with the Phacops latifrons of Bronn, has a very convex head, occu- pying one-third of the whole length, a tuberculated glabella, and the eleven pleurae bent down at the extremities. There are 66 lenses in each eye. This specimen (coiled) is from the Hamilton Group (Devonian), Ontario Co., N. Y. No. 442. Phacops cephalotes, Corda. From the Upper Silurian Limestone at Tetin, Price, $ Price, $ 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 Ward, Henry A. (Henry Augustus), 1834-1906. Rochester, N. Y. , Benton & Andrews, printers
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectfossils, bookyear1866
