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

Upcoming Events

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Previous events


Species Dicaelus dilatatus

Notched Mouth Ground Beetle - Dicaelus dilatatus Beetle 2 - Dicaelus dilatatus Which Dicaelus? - Dicaelus dilatatus 26Jul2017.BF.P.coleo7 - Dicaelus dilatatus Dicaelus dilatatus Dicaelus dilatatus? - Dicaelus dilatatus Unknown Beetle; Pterostichus? - Dicaelus dilatatus Unknown Beetle; Pterostichus? - Dicaelus dilatatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Carabidae (Ground Beetles)
Subfamily Harpalinae
Supertribe Harpalitae
Tribe Licinini
Subtribe Dicaelina
Genus Dicaelus (Notched-mouth Ground Beetles)
No Taxon (subgenus Paradicaelus)
No Taxon (furvus group)
Species dilatatus (Dicaelus dilatatus)
Synonyms and other taxonomic changes
Dicaelus dilatatus Say 1823
2 sspp.(1)
18-27 mm(2)
robust, dull black, elytra deeply striated, carina extends from humerus for about 1/3 length of the elytra; two pairs of lateral pronotal setae(2)
e US: D. d. dilatatus ME-FL-TX, D. d. sinuatus w.PA-se.IA to TN-sw.NC(1)
Mar-Nov in SC(3)
Works Cited
1.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
2.The Beetles of Northeastern North America, Vol. 1 and 2.
Downie, N.M., and R.H. Arnett. 1996. The Sandhill Crane Press, Gainesville, FL.
3.Ground Beetles and Wrinkled Bark Beetles of South Carolina
Janet Ciegler. 2000. Clemson University.