Nesaecrepida
Blake, 1964
Species Guides
2Nesaecrepida is a of flea beetles (Chrysomelidae) established by Blake in 1964. The genus contains two described : Nesaecrepida asphaltina and Nesaecrepida infuscata. These beetles are found in North America, Mexico, and the West Indies. As members of the flea beetle tribe Alticini, they possess enlarged hind adapted for jumping.
Pronunciation
How to pronounce Nesaecrepida: //ˌnɛs.iˈɛ.krɛ.pɪ.də//
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Identification
Nesaecrepida can be distinguished from other flea beetle by their specific combination of morphological characters established in Blake's 1964 revision. The two species, N. asphaltina and N. infuscata, differ in coloration: N. asphaltina has darker, asphalt-like coloration while N. infuscata shows more infuscated (darkened) patterns. Precise identification requires examination of male genitalia and other subtle structural features.
Images
Distribution
North America, Mexico, and the West Indies.
Behavior
As flea beetles, members of this possess enlarged hind that enable characteristic jumping locomotion when disturbed.
Similar Taxa
- Other Alticini generaMany flea beetle share the enlarged hind and general body plan; Nesaecrepida is distinguished by specific morphological characters in Blake's 1964 revision.
More Details
Taxonomic history
The was established by American entomologist Doris H. Blake in 1964 as part of her extensive work on Chrysomelidae. The two included were previously placed in other genera.
Species included
Nesaecrepida asphaltina (Suffrian, 1868) and Nesaecrepida infuscata (Schaeffer, 1906) are the only two currently recognized .