. Bulletin - New York State Museum. Science. 148 NEW YORK STATE MUSEUM It will be seen from the foregoing that the Perce fauna is more sparse than that of Grande Greve and that some of the species extremely abundant there, e. g-. E a t o n i a p e c u 1 i a r i s, Hipparionyx proximus are absent here, while here Chonetes canadensis, Leptocoelia flabellites are profusely developed. Again striking species in each fauna are absent in the other, while there remains a number of most character- istic species common: Rensselaeria ovoides van, M e - S%^. The ragged sky line of the Murailles. Please no

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. Bulletin - New York State Museum. Science. 148 NEW YORK STATE MUSEUM It will be seen from the foregoing that the Perce fauna is more sparse than that of Grande Greve and that some of the species extremely abundant there, e. g-. E a t o n i a p e c u 1 i a r i s, Hipparionyx proximus are absent here, while here Chonetes canadensis, Leptocoelia flabellites are profusely developed. Again striking species in each fauna are absent in the other, while there remains a number of most character- istic species common: Rensselaeria ovoides van, M e - S%^. The ragged sky line of the Murailles. 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; New York State Museum. Albany : New York State Education Dept

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1887