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Sphecomyrma mesaki Engel and Grimaldi 2005 (ant)

Insecta - Hymenoptera - Formicidae

PaleoDB taxon number: 214645

Full reference: M. S. Engel and D. A. Grimaldi. 2005. Primitive New Ants in Cretaceous Amber from Myanmar, New Jersey, and Canada (Hymenoptera: Formicidae). American Museum Novitates 3485:1-24

Belongs to Sphecomyrma according to B. Bolton 2012

Sister taxon: Sphecomyrma freyi

Type specimen: AMNH NJ-1023, an exoskeleton. Its type locality is White Oaks Pit (Old Crossman's Clay Pits), which is in a Turonian delta plain amber/lignite in the Raritan Formation of New Jersey.

Ecology:

Average measurements (in mm): Antenna Scape length 0.530, Eye length 0.660, Head 2.20 x 1.95, Mesosoma length 2.66