Maryland Department of Natural Resources

Pleistocene Fossils

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Ilyanassa obsoleta Eupleura caudata Polynices duplicatus Fulgar canaliculatum Hicoria glabra Corbula contracta Corbula contracta Tagelus gibbus Rangia cuneata Arca ponderosa Mya arenaria Barnea costata Ostrea virginica Tooth of mastodon, Mammut americanum (greatly reduced)
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Pleistocene

Fig. 1 Ilyanassa obsoleta (Say) Dall
Fig. 2 Eupleura caudata (Say) Holmes
Fig. 3 Polynices (Neverita) duplicatus (Say) Dall
Fig. 4 Fulgar canaliculatum (Linné)
Fig. 5 Hicoria glabra (Mill) Britton
Fig. 6 Corbula contracta Say
Fig. 7 Corbula contracta Say
Fig. 8 Tagelus gibbus (Spengler) Dall
Fig. 9 Rangia cuneata (Gray) Dall
Fig. 10 Arca (Noëtia) ponderosa Say
Fig. 11 Mya arenaria Linné
Fig. 12 Barnea (Scobina) costata (Linné) Dall
Fig. 13 Ostrea virginica Gmelin
Fig. 14 Tooth of mastodon, Mammut americanum (Kerr) (greatly reduced)
Reference: Clark, W.B., et al., 1906, Volume VI, Maryland Geological Survey, Baltimore, MD