Eobalaenoptera

Eobalaenoptera is an extinct genus of baleen whale belonging to Balaenopteroidea.

==Discovery and significance== thumb|left|Artistic impression of two Eobalaenoptera pursued by the giant shark Otodus megalodon Eobalaenoptera was first described in June 2004 by researchers at the Virginia Museum of Natural History from a partial skeleton found in 1990 in Caroline County, Virginia, the site of a prehistoric ocean, in the middle Miocene Calvert Formation. The skeleton proved to have similar morphological characteristics to a clade of whales consisting of two modern taxonomic families—Balaenopteridae (the rorquals) and Eschrichtiidae (a family with one surviving species, the gray whale).