Melanoplus cinereus dealbatus
Scudder, 1899
Melanoplus cinereus dealbatus is a of spur-throated grasshopper in the Acrididae, described by Scudder in 1899. It belongs to the widespread Melanoplus, which contains numerous North American grasshopper . This subspecies is distinguished from the nominate form by subtle morphological differences in coloration and body proportions. Records indicate it occurs in the western United States, specifically California and Washington.
Pronunciation
How to pronounce Melanoplus cinereus dealbatus: /mɛlænəplʊs sɪˈnɪriəs diˈælbətəs/
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Identification
Distinguished from the nominate Melanoplus cinereus cinereus by paler, more ashen coloration and reduced dark markings. The subspecific epithet 'dealbatus' (meaning whitewashed or plastered) refers to this lighter appearance. Separation from other Melanoplus requires examination of the male genitalia, particularly the shape of the and . Females are more difficult to identify and may require comparison of ovipositor .
Distribution
Recorded from California and Washington in the western United States. Distribution appears restricted compared to the nominate , which occurs more broadly across North America.
Similar Taxa
- Melanoplus cinereus cinereusNominate ; darker coloration with more pronounced markings distinguishes it from the paler M. c. dealbatus
- Melanoplus cinereusParent ; identification requires comparison of coloration and subtle morphological traits
More Details
Taxonomic status
The was established by Scudder based on specimens from the western United States. The limited number of observations (5 records in iNaturalist) suggests it may be genuinely rare, undercollected, or potentially synonymized with the nominate form in some treatments.