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Genus
Cheliomyrmex Mayr
(Cheliomyrmecini)
Cheliomyrmex
Mayr, 1870b:968 Type-species (Cheliomyrmex nortoni
Mayr, 1870b) = Labidus morosus F. Smith, 1859b; monobasic.
The genus Cheliomyrmex
is the least known of the New World army ant genera, of the four
recognized species, C. morosus is the best known and has
the widest distribution.
No complete colony has
ever been found for any of the species and the queen caste is unknown,
the larvae of one species (C. megalonyx) have been described
by Wheeler and Wheeler (19..).
C. andicola Emery, 1894 Brazil, Colombia, Peru (Map
1)
= C. nortoni andicola Emery,
1894
= C. morosus ursinum Emery,
1901
C. audax Santschi, 1921 Bolivia, Colombia, Ecuador (Map
1)
= C. morosus audax Santschi,
1921
C. megalonyx Wheeler, 1921 Guyana (British Guiana) (Map
1)
C. morosus (F Smith, 1859b) Mexico to northern South
America. (Map 2)
= C. nortoni Mayr, 1870b
= Eciton morosum var. payarum
Forel 1899
| Workers |
| 1 |
Body
color variable, light tan to dark brown; head and thorax thickly
punctate |
andicola |
| -- |
Body
reddish yellow; head and throax smooth, moderately shining |
2 |
| 2
(1) |
Sixth
flagellar segment broader than long; metapleuron punctate |
megalonyx |
| -- |
Sixth
flagellar segment longer than broad; metapleuron with fine striae |
morosus |
|
Males
|
| 1 |
Body
color black or reddish brown |
morosus |
| -- |
Body
color reddish brown |
2 |
| 2
(1) |
Metatibia
distinctly bent, dorsal longitudinal surface distinctly concave |
audax |
| -- |
Metatibia
not distinctly bent, dorsal longitudinal surface straight |
megalonyx |
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