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Helluomorphoides
This is a myrmecophilous New World genus of Carabidae (Paussini) beetles with twenty four described species. Head always with two supra-orbital setigerous punctures on each side ; labrum evenly rounded, without an anterior median triangular prominence;ligula not fringed with setae, tooth of submentum triangular, not long and pointed; anterior femora without antebasal protuberances; wings fully developed; distribution North and South America. All are apparent obligate predators of army ants.
Helluomorphoides praeustus bicolor
Hellumorphoides ferrugineus
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Helluomorphoides and host ants
| Genus and species | Author and Year | Ant Host | Distribution | Notes |
|---|---|---|---|---|
| Helluomorphoides agathyrsus | (Buquet, 1835) | army ants | French Guiana | |
| Helluomorphoides balli | Reichardt, 1974 | army ants | Mexico | |
| Helluomorphoides brunneus | (Putzeys, 1846) | army ants | ||
| Helluomorphoides clairvillei | (Dejean, 1831) | army ants | Alabama, Kentucky, Mississippi, Florida, New Jersey, South Carolina | |
| Helluomorphoides diana | Reichardt, 1974 | army ants | ||
| Helluomorphoides femoratus | (Dejean, 1831) | army ants | Brazil | |
| Helluomorphoides ferrugineus | (Leconte, 1853) | Neivamyrmex nigrescens | Arizona, New Mexico, Texas (Type), Mexico | |
| Helluomorphoides gigantops | Reichardt, 1974 | army ants | ||
| Helluomorphoides glabratus | (Bates, 1871) | army ants | French Guiana | |
| Helluomorphoides io | Reichardt, 1974 | army ants | ||
| Helluomorphoides juno | Reichardt, 1974 | army ants | ||
| Helluomorphoides latitarsis | (Casey, 1913) | army ants | Arizona, Texas, Mexico. | |
| Helluomorphoides longicollis | (Bates, 1883) | army ants | ||
| Helluomorphoides mexicanus | (Chaudoir, 1872) | army ants | Mexico | |
| Helluomorphoides nigerrimus | (Klug, 1834) | army ants | Argentina, Brazil | |
| Helluomorphoides nigripennis | (Dejean, 1831) | army ants | Illinois, Texas, Oklahoma, Mississippi, Georgia, New York, New Jersey, Tennessee, South Carolina, Alabama, Massachusetts, Michigan | |
| Helluomorphoides oculeus | (Bates, 1871) | army ants | Argentina | |
| Helluomorphoides papago | (Casey, 1913) | army ants | Arizona (Type), Texas, Mexico. | |
| Helluomorphoides praeustus | (Dejean, 1825) | army ants | Georgia, New Jersey, Alabama, Florida | |
| Helluomorphoides ritae | Reichardt, 1974 | army ants | ||
| Helluomorphoides rubricollis | (Schaum, 1863) | army ants | ||
| Helluomorphoides squiresi | (Chaudoir, 1872) | army ants | ||
| Helluomorphoides texanus | (Leconte, 1853) | army ants | Texas, Colorado, Kansas, Alabama, Georgia, Oklahoma, Mexico. | |
| Helluomorphoides unicolor | (Brulle, 1834) | army ants | Colombia |
REFERENCES
- Ball, G.E. 1951. A note concerning the correct application of the generic name Helluomorpha Castelnau, 1834, and proposal of a new name. (Coleoptera: Carabidae: Helluonini). Bulletin of the Brooklyn Entomological Society 46: 135–136. BHL
- EISNER, T., Y. C. MEINWALD, D. W. ALSOP, AND J. E. CARREL 1968. Defense mechanisms of arthropods. XXI. Formic acid and n-Nonyl Acetate in the defensive spray of two species of Helluotnorphoides. Ann. Entomol. Soc. Amer. 61: 610-613.
- Plsek, R.W., Kroll, J.C., and Watkins, J.F. II. 1969. Observations of carabid beetles, Helluomorphoides texanus, in columns of army ants and laboratory experiments on their behavior. J. Kans. ent. Soc. 42: 452–456.
- Reichardt, H. 1974. Monograph of the Neotropical Helluonini, with notes and discussions on Old World forms (Coleoptera: Carabidae). Studia Entomologia 17: 211–302.
- Topoff, H.R. 1969. A unique predatory association between carabid beetles of the genus Helluomorphoides and colonies of the army ant Neivamyrmex nigrescens. Psyche 76: 375–381