Explanation of Names
Megaderus bifasciatus Dupont, 1836
- Greek for 'great neck' (1)
2 spp., one reaches sw US
se AZ, c. TX to Honduras (first US record
reported from Ft. Gates (now Gatesville
) TX by LeConte 1852)
Heffern et al. (2018) report "nine specimens of M. bifasciatus
without data, 62 specimens with only “Texas”, one specimen with only “Arizona,” and eight specimens from cities along the United States / Mexican border. There are four very old records from Texas (including 19th century literature) from locations not along the Mexican border. There is one record from Arizona (Baboquivari Mts.), which is about 20 miles north of the Mexican border." (2)
Records away from the Texas border are from New Braunfels, Bastrop, Gatesville, and Port Lavaca.
usually found at elevations from about 1000 to 2000 meters in Mexico, Honduras and Guatemala (2)
possibly attracted to fire. Megaderus stigma, a close relative, whose range begins in Nicaragua or Honduras and extends to deep in South America is a species that is known to be attracted to fires where the females lay eggs on fresh fire-killed wood. (Dan Heffern, pers. comm. to MAQ, 2015)
(Linnaeus) - Range: C. to S. Amer.
Dupont, H. 1836. Monographie des trachydérides de la famille des Longicornes, Magasin de Zoologie, Paris 6:1-51, pls 141-164.
Haldeman, S.S. 1852. Insects, Pp. 366-378 In
: H. Stansbury, Exploration and survey of the valley of the Great Salt-Lake of Utah. Washington, D.C. 487 pp. (Full Text
Heffern, D., L.G. Bezark, R. Androw. 2018. Distributional records and remarks on Megaderus bifasciatus
Dupont, 1836 (Coleoptera: Cerambycidae: Cerambycinae). The Pan-Pacific Entomologist, 94(3): 151-162. (2)
LeConte, J.L. 1852. An attempt to classify the longicorn Coleoptera of the part of America north of Mexico. Journal of the Academy of Natural Sciences of Philadelphia, Serial 2, 2: 139-178. (Full Text