Dayle, G. M. (1999). Environmentally Controlled Variation in Shell Size of Ambonychia Hall (Mollusca: Bivalvia) in the Type Cincinnatian (Upper Ordovician). Palaios. 14(6): 520-529.
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Dayle, G. M.
1999
Environmentally Controlled Variation in Shell Size of <i>Ambonychia</i> Hall (Mollusca: Bivalvia) in the Type Cincinnatian (Upper Ordovician)