Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Genus Rhiginia

Assassin Bug - Rhiginia cruciata Seed Bug or Plant Bug?  How do you differentiate? - Rhiginia cruciata Rhiginia cruciata Illinois data point - Rhiginia cruciata Scralet-bordered assassin bug - Rhiginia cruciata Scarlet-bordered Assassin Bug - Rhiginia cruciata Different Assassin sp. - Rhiginia Scarlet-bordered Assassin Bug - Rhiginia cruciata
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Family Reduviidae (Assassin Bugs)
Genus Rhiginia
Explanation of Names
Etymology obscure. Author of the genus is Stal, 1859 (or 1860?). Perhaps Rhiginia is somehow based on Rhigi, a mountain in Switzerland (also in Massachusetts). In addition, Rhigia is a genus of syrphid flies. Perhaps an eponym? (Based on Internet searches.)
Numbers
Nearctica.com lists two species in genus (cruciata and, cinctiventris) as do Slater (1) and Arnett, p. 265 (2)
Size
12-19 mm
Identification
Similar to Apiomerus, but even stronger red/black pattern.
Range
R. cruciata occurs in eastern North America. R. cinctiventris is found from Louisiana to Arizona.
Print References
Slater, pp. 128-129 (1)
Taber, p. 81, fig. 69, discusses life history, range, of R. cinctiventris. (3)
Internet References
Arizona Hemiptera--R. cinctiventris
Works Cited
1.How to Know the True Bugs
By Slater, James A., and Baranowski, Richard M.
2.American Insects: A Handbook of the Insects of America North of Mexico
By Ross H. Arnett
3.Insects of the Texas Lost Pines (W.L. Moody, Jr., Natural History Series, No. 33)
By Stephen W. Taber, Scott B. Fleenor