. Bulletins of American paleontology. . BREVICONES FROM IHK NEW YORK SILLRIAN By Rousseau H. Flower New York State Museiuii Except for the remark;0)k' ci-plialojwxl associatiim ot" the Shel- by beds (Clarke and Ruedeniann, 1903), cephaloixtds in the Silurian of New ^'()rk are rare and often not well encjui^h pre- served for description. The Medinan contains ortlioceracones ot uncertain structure and taxononu'c ])(»siti(tn and Oiicdccras uihbosKiii Hall (1851). a species wliich Foerste (1928, p. J2(/) referred with doubt to Cuiitplioceras. There still remains much uiK-ertainty as to the af
. Bulletins of American paleontology. . BREVICONES FROM IHK NEW YORK SILLRIAN By Rousseau H. Flower New York State Museiuii Except for the remark;0)k' ci-plialojwxl associatiim ot" the Shel- by beds (Clarke and Ruedeniann, 1903), cephaloixtds in the Silurian of New ^'()rk are rare and often not well encjui^h pre- served for description. The Medinan contains ortlioceracones ot uncertain structure and taxononu'c ])(»siti(tn and Oiicdccras uihbosKiii Hall (1851). a species wliich Foerste (1928, p. J2(/) referred with doubt to Cuiitplioceras. There still remains much uiK-ertainty as to the affinities of this species wliich in form lies between the compressed Ordovician Oncoceratiche and the de- pressed bre\icones of the Silurian t\])ified by Aniphicxrfoccras. The prex'iously descri])ed Clinton cei)halopods were listed In- the writer and new ones were described (Flower, 1942). To these are added the new species Mandaloceras chacecr and Goiiiphoccras jezcrffi. In the overl_\ing- Lockport and (kieli)h occiu" the two Shell)) h(jrizons with a rich cephalrjpod assem- blage. The o\erlyin are the striking trodioceroids, Mitroccras ycbliardi (Hall) and Focrstcoceras furhiiiatwn. 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 Paleontological Research Institution (Ithaca, N. Y. ); Columbia University. Ithaca, N. Y. , Paleontological Research Institution [etc. ]
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