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Genus Cimbex

Cimbex americana - Cimbex americanus - female Caterpillar - Cimbex americanus Big bug - Cimbex americanus Cimbex americana - Cimbex americanus sawfly larvae? - Cimbex americanus Cat on chair - Cimbex americanus Elm sawfly larvae? - Cimbex americanus sawfly - Cimbex americanus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Symphyta" - Sawflies, Horntails, and Wood Wasps)
Family Cimbicidae (Cimbicid Sawflies)
Genus Cimbex
Synonyms and other taxonomic changes
Cimbex is masculine and requires masculine adjectival species epithets (e.g. americanus instead of americana). Nouns do not have to be updated (e.g. semidea). Discussions on inaturalist.org and BugGuide.
Explanation of Names
Cimbex Olivier 1790
Numbers
4 spp. in our area:(1)(2)
1. Cimbex americanus: transcontinental (NF west to AK, south to FL, TX, & OR)
2. Cimbex pacificus: western (CA, CO, OR, WA)
3. Cimbex rubidus: southwestern (CA, NV)
4. Cimbex semidea: northern (AB, BC, ON, YT; ME, MI, NH)
Works Cited
1.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.
2. Checklist of the sawflies (Hymenoptera) of Canada, Alaska and Greenland
Henri Goulet & Andrew M. R. Bennett. 2021. Journal of Hymenoptera Research: 82: 21-67.