Several rare fossils of 46-million-year-old blood-engorged mosquitos have been found by Smithsonian resident research associate Dale Greenwalt and partners in an ancient shale formation exposed along the Middle Fork of the Flathead River. Greenwalt this year helped publish several new midge species and an even rarer fossil of a mosquito larvae. (Photo courtesy of Dale Greenwalt)
February 27, 2022
Stories this photo appears in:
February 27, 2022 1 a.m.
Smithsonian researcher finds new midge species, rare mosquito larvae from the Flathead
The ancient insects open a wider window to the tropical past and landscape of Northwest Montana
Known for his blood-engorged mosquito finds, a Smithsonian researcher has helped discover several new ancient midge species and a rare fossil of a mosquito larvae.