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Genus Tytthonyx

Cantharid? - Tytthonyx bicolor BG1597 E2003-07c - Tytthonyx erythrocephala beetle - Tytthonyx erythrocephala Mating soldier beetles - Tytthonyx erythrocephala - male - female short-winged beetle - Tytthonyx erythrocephala Tytthonyx erythrocephala? - Tytthonyx erythrocephala Elateroidea - Tytthonyx bicolor Tytthonyx erythrocephala
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 Elateriformia)
Superfamily Elateroidea (Click, Firefly and Soldier Beetles)
Family Cantharidae (Soldier Beetles)
Subfamily Silinae
Genus Tytthonyx
Synonyms and other taxonomic changes
Tytthonyx LeConte 1851
Explanation of Names
Greek tytthos 'small' + onyx 'claw'(1)
5 spp. in two subgenera in our area(2)
Serrate (or pectinate/flabellate) antennae distinguish this genus (and subfamily) from Malthodes and related genera in the Malthininae, which have filiform (or subserrate) antennae(2)
New World genus (e. US to Central America, &West Indies); in our area, 4 spp. of the nominate subgenus range from e. US to TX (2 spp. being FL endemics(3)), and T. (Thinalmus) bicolor is restricted to AZ(2)
Sometimes placed in the Malthininae
See Also
Malthodes and related genera in the Malthininae
Works Cited
1.Composition of scientific words
Brown R.W. 1956. Smithsonian Institution Press, Washington, DC. 882 pp.
2.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
3.A Distributional Checklist of the Beetles (Coleoptera) of Florida