The Fernbank interglacial site near Ithaca, New York, USA

Author:

Karrow Paul F.,Bloom Arthur L.,Haas Jean Nicolas,Heiss Andreas G.,McAndrews John H.,Miller Barry B.,Morgan Alan V.,Seymour Kevin L.

Abstract

AbstractThe Fernbank interglacial site, on the west side of Cayuga Lake, New York, has been recently subjected to more detailed study. To a lengthened mollusc list are added ostracodes, insects, fish, pollen, and plant macrofossils. Of these, plants are well preserved and diverse, whereas other groups are poorly preserved and incomplete. Nevertheless, all support the interglacial assignment (Sangamon), which is further supported by minimum age radiocarbon dates (>50,000 14C yr BP) and a TL date of 81 ± 11 ka. In the plant record near the top of the sequence, abundant tree charcoal indicates forest fires. Like the Toronto interglacial record, the plants show a declining July mean temperature from 24 to 18°C (according to transfer functions) through the sequence, from mixed deciduous forest to boreal forest.

Publisher

Cambridge University Press (CUP)

Subject

General Earth and Planetary Sciences,Earth-Surface Processes,Arts and Humanities (miscellaneous)

Reference56 articles.

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