Libellula doris Heer.
Piece of varved (laminated) shale from a lake deposit. On one surface is a nearly complete dragonfly larva with two other partial specimens close by. From a very famous old locality.
Lower Miocene.
Oskar Fraas quarry, S.E. slope of Randeck Maar, Ochenwang, Swabian Alps. Germany.
Specimen : 6 x 3.7 x 0.6 cm.
