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

TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Prionus

Tile-horned Prionus Beetle - Prionus imbricornis - male Root borer larva, jaws - Prionus laticollis Prionus californicus ? - Prionus californicus Prionus pocularis Prionus heroicus? - Prionus heroicus Prionus sp.? - Prionus laticollis Beetle - Prionus pocularis Big black beetle – Prionus laticollis? - Prionus laticollis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Cerambycidae (Longhorn Beetles)
Subfamily Prioninae
Tribe Prionini
Genus Prionus
Synonyms and other taxonomic changes
subgenera arrangement proposed in (1) is not followed here; see (2)
Explanation of Names
Prionus Geoffroy 1762
Greek prion 'saw'
Numbers
16 spp. in 4 subgenera in our area (26 spp. in the New World, 25 in Eurasia)(3) as follows:(4)
subg. Prionus Geoffroy; 12‒13 antennomeres, generally distributed
P. californicus Motschulsky (♂ 24‒45 mm, ♀ 38‒55 mm) w.NA
P. heroicus Semenov (♂ 27‒51 mm, ♀ 35‒50 mm) sw.US (AZ‒NM)
P. laticollis (Drury) (♂ 22‒32 mm, ♀ 31‒44 mm) e.NA
P. lecontei Lameere (♂ 30‒45 mm, ♀ 52‒60 mm) w.NA
P. pocularis Dalman in Schoenherr (♂ 25‒38 mm, ♀ 28‒45 mm) e.NA
subg. Homaesthesis LeConte; 12‒14 antennomeres, dull, not striolate, central and western US
P. arenarius Hovore (♂ 17‒33 mm, ♀ 20‒24 mm) sw.US (TX‒NM)
P. emarginatus Say (♂ 17‒22 mm, ♀ 22-25 mm) c.US (WY‒NM)
P. geminus Santos-Silva, Nearns & Swift 2016 (size TBA) ID‒AZ to CO‒TX
P. integer LeConte (♂ 24‒25 mm, ♀ 20‒22 mm) KS‒e.OR‒NM
P. linsleyi Hovore (♂ 16 mm, ♀ 20 mm) sw.US (AZ)
P. palparis Say (♂ 24‒37 mm, ♀ 35‒40 mm) sc. US (NE‒OK to CO‒AZ)
P. simplex (Casey) (♂ 22-25mm, ♀ ?mm) c.US (NE‒KS to WY‒UT‒AZ) =P. rhodocerus Linsley
P. spinipennis Hovore & Turnbow (♂ 20‒32 mm, ♀ 29‒30 mm) sw.US (NM‒TX)
subg. Neopolyarthron Semenov; 15‒20 antennomeres
P. cuneatus Casey (TBA)
P. debilis Casey (♂ 20‒28 mm, ♀ 34‒36 mm) c.US (IL‒IA to LA‒TX)
P. imbricornis (Linnaeus) (♂ 24‒39 mm, ♀ 32‒50 mm) e.US‒TX
subg. Antennalia Casey; 25‒30 antennomeres
P. fissicornis Haldeman (♂ 27‒36 mm, ♀ 32‒40 mm) c.US (MT‒TX)
Identification
Sexual dimorphism obvious. ≥12 antennomeres; distinctly poriferous in males, less in females:

Key to species in (1)
Range
primarily holarctic; in NA, s.Canada to Mexico + 1 sp. in the Dominican Rep.(3)