''Heteranassa'' is a monotypic moth genus in the family

Erebidae The Erebidae are a family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwings ('' Catocala'') ...

described by J. B. Smith in 1899. Its only species, ''Heteranassa mima'', was first described by

Leon F. Harvey Leon F. Harvey (October 20, 1837 – November 19, 1912) was an American entomologist, physician, and dentist. He was a founding member of the Buffalo Society of Natural Sciences, serving as its first treasurer and later as its president. Early ...

in 1876. It is found in warm, arid habitats in North America from California to Texas, northward to

Oklahoma Oklahoma (; Choctaw language, Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) is a U.S. state, state in the South Central United States, South Central region of the United States, bordered by Texas on the south and west, Kansas on the nor ...

, and south as far as Oaxaca in Mexico. The length of the forewings is 9.7–14.9 mm for males and 11–16.7 mm for females. The antemedial line on the forewings is pointed apically on the anal vein and the medial line is black, pointed mesially on the radial, the cubital, and anal veins. The post medial line is black, outlining the apical half of the discal area and the subterminal line is brown, jagged, bordering the lighter colored terminal area. The terminal line is scalloped outwardly at the termini of the veins and the apical margin is traced in lighter coloration. The reniform spot markings range from a white spot, to a thin white vertical dash, to a barely visible dash, or black. The hindwing ground color is gray white, darker shading distally. The terminal line is black, scalloped apically at the termini of the veins. There are multiple generations per year, with adults on wing year round. The larvae feed on '' Prosopis'' and ''

Acacia ''Acacia'', commonly known as the wattles or acacias, is a large genus of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa and Australasia. The genus na ...

'' species.Revision of the genus ''Heteranassa'' Smith, 1899 (Lepidoptera, Erebidae, Omopterini)
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Former species

* ''Heteranassa fraterna'' J. B. Smith, 1899 (syn: ''Heteranassa minor'' J. B. Smith, 1899)

References

*Mustelin, T. (2006). ''Zootaxa''. 1278: 1-47. * Moths described in 1874 Omopterini Moths of North America Monotypic moth genera {{Omopterini-stub