A new brown lacewing (Neuroptera: Hemerobiidae) from mid-Cretaceous Myanmar amber

Abstract

A new genus and species of fossil hemerobiid, Longantenna hei gen. et sp. nov., is described from the mid-Cretaceous Burmese amber. This new genus exhibits the venation characters combination of RP with only one stem and the forewing ScP and RA separated, resembling the extinct genus Hemeroberotha Makarkin & Gröhn, 2020 from the same assemblage, meanwhile it shows more differences from the other Mesozoic and Cenozoic hemerobiid genera. Besides, the ORBs variations among the extinct and extant hemerobiids are discussed.