Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar

TaxonomyBrowseInfoImagesLinksBooksData
The North American Pterostichus of the Subgenus Cylindrocharis Casey (Coleoptera, Carabidae)
By Thomas C. Barr, Jr
American Museum of Natural History, 1971
Cite: 1041815 with citation markup [cite:1041815]
PDF here of this great paper.
Note- Since this publication, P. acutipes kentuckyensis has been found in Soutwest Virginia as well as Kentucky.(source)