FIGURE 2 in Upper Pleistocene blow flies (Diptera: Calliphoridae) trapped in fossilized crania of large mammals discovered from gravel pits in the Rhine rift valley from Hesse (Germany)

FIGURE 2. Hardened skins of upper Pleistocene puparia of Protophormia terraenovae. 2.1 A fossil puparium in dorsal view. 2.2 Mass of fossil puparia discovered from the cranial fragment of Mammuthus primigenius (Geinsheim). a anterior; l lateral. Photo by Georg Oleschinski.