. Annual report of the Regents. New York State Museum; Science. 222 NEW YORK STATE MUSEUM ium ending acutely, faintly trilobate, and strongly ringed both on the axial and lateral portions; granulose Fig. 153 Homalonotus delpliinocephalus, % natural size Found rarely in the lower Rochester shale at Niagara, but com- mon in the upper shales. Also found at Lockport and elsewhere (Hall). Genus illaenus Dalman [Ety.: lAAaivw, to squint] (1828. Ucher die Palaeaden, p. 51) Cephalon and pygidium of about the same size, large and convex, smooth, semicircular in outline, with the trilobations
. Annual report of the Regents. New York State Museum; Science. 222 NEW YORK STATE MUSEUM ium ending acutely, faintly trilobate, and strongly ringed both on the axial and lateral portions; granulose Fig. 153 Homalonotus delpliinocephalus, % natural size Found rarely in the lower Rochester shale at Niagara, but com- mon in the upper shales. Also found at Lockport and elsewhere (Hall). Genus illaenus Dalman [Ety.: lAAaivw, to squint] (1828. Ucher die Palaeaden, p. 51) Cephalon and pygidium of about the same size, large and convex, smooth, semicircular in outline, with the trilobations faintly or not. 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 New York State Museum; University of the State of New York. Board of Regents. Albany : J. B. Lyon, State Printer
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Keywords: ., bookauthorne, bookcentury1800, bookdecade1880, booksubjectscience
