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
Upcoming Events

National Moth Week photos of insects and people. Here's how to add your images.

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

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Ripiphorus rex

Meet Bizarro, a fly I guess - Ripiphorus rex - female Meet Bizarro, a fly I guess - Ripiphorus rex - female Meet Bizarro, a fly I guess - Ripiphorus rex Ripiphorus rex (Champion) - Ripiphorus rex - female Coleoptera-Wedge-shaped Beetles (Ripiphoridae) » Ripiphorus  - Ripiphorus rex - female Coleoptera-Wedge-shaped Beetles (Ripiphoridae) » Ripiphorus  - Ripiphorus rex - female Delighted to encounter Ripiphorus rex again! - Ripiphorus rex - female Beetle, lateral left mesotibia - Ripiphorus rex - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Ripiphoridae (Wedge-shaped Beetles)
Subfamily Ripiphorinae
Genus Ripiphorus
Species rex (Ripiphorus rex)
Synonyms and other taxonomic changes
Ripiphorus rex (Champion)
Orig. Comb: Rhipidophorus rex Champion, 1891
Explanation of Names
rex = 'king'
Size
9-11 mm (1)
Identification
unique among Ripiphorus spp. in having a serrated outer edge of the mesotibia(1):

significant characters(2):
Deep and very oblique apical emargination of the first segment of the hind tarsi
Median carination of the dorsal segments of the abdomen
Densely hairy elongate projection on the inner side of the front coxae at apex:

Antennae pale yellow with darker tips in males, yellow to black in females. Legs pale yellow with dark joints.
Range
sw. US (CA-TX, UT) & n. Mexico(1)
Season
Apr-Jun (BG data)
Remarks
Not treated in(3) but said to occur in southern and central CA in(1)
See Also
May be synonymous with R. vierecki...see remarks on this forum.
Print References
Champion, G.C. (1889-1893) Biologia Centrali-Americana: Insecta. Coleoptera. Heteromera (part). Vol. IV, Part 2, Pg. 360,Tab 16, Fig. 19, 19a
Works Cited
1.Field Guide to Beetles of California
Arthur V. Evans and James N. Hogue. 2006. University of California Press.
2.A review of the genus Macrosiagon in Mexico, with notes on Rhipiphorus (Coleoptera, Rhipiphoridae)
Patricia Vaurie. 1955. American Museum of Natural History.
3.The Rhipiphoridae of California (Coleptera)
Linsley E.G., MacSwain J.W. 1951. Bull. Calif. Insect Surv. 1: 79-88.