Image: Penthetria whipsawensis holotype Rice 1959 pl1 fig1
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Description: The Penthetria whipsawensis holotype fossil as preserved, the measured wing length 6.5 mm (0.26 in). Ypresian, Whipsaw creek, Allenby Formation, Princeton Group, British Columbia, Canada Geological Survey of Canada collections specimen 14416, collected by G. M. Dawson, 1877
Title: Penthetria whipsawensis holotype Rice 1959 pl1 fig1
Credit: Rice, H. M. A (1959). "Fossil Bibionidae (Diptera) from British Columbia". Geological Survey of Canada Bulletin 55: 1–36.
Author: Rice, H.M.A., 1959
Usage Terms: Open Government Licence – Canada 2.0
License: OGL-C 2.0
License Link: http://open.canada.ca/en/open-government-licence-canada
Attribution Required?: Yes
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