Abstract

MACADAM, Craig R.  and  ROSS, Andrew J.. A New Species of Mayfly, Maccaffertium annae sp. nov. (Ephemeroptera: Heptageniidae) from Mexican Amber (Miocene). Bol. Soc. Geol. Mex [online]. 2016, vol.68, n.1, pp.1-5. ISSN 1405-3322.

Maccaffertium annae sp. n. is described in the Mexican amber of early Miocene age. It constitutes the first species of mayfly (Ephemeroptera), the first record of the family Heptageniidae to be described from this amber, and also the first fossil record of the genus Maccaffertium . The species is represented by male and female imagos in one piece of amber.

Keywords : Amber; Ephemeroptera; Maccaffertium; Miocene; Mexico.