Oligocentria
Herrich-Schäffer, 1855
Species Guides
1Oligocentria is a of in the Notodontidae, commonly known as the prominents. The genus contains approximately ten described distributed in North America. Several species have received , including the white-streaked prominent (O. lignicolor) and the red-washed prominent (O. semirufescens). The genus was established by Herrich-Schäffer in 1855.
Pronunciation
How to pronounce Oligocentria: /ˌɒlɪɡoʊˈsɛntriə/
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Identification
in this can be distinguished from other Heterocampinae by genitalia and wing pattern characteristics. Oligocentria species generally exhibit relatively plain forewings with subtle patterning compared to some related genera. Specific identification to species level requires examination of genitalia or detailed wing pattern analysis.
Distribution
North America. Documented occurrences include the United States, with specific records from Vermont and western states including Colorado.
Similar Taxa
- HeterocampaBoth belong to Heterocampinae and share similar overall ; Oligocentria tend to have less contrasting wing patterns
- NadataAnother prominent in Notodontidae; Oligocentria are generally smaller with more subdued coloration
More Details
Species Diversity
The includes ten recognized : O. alpica, O. coloradensis, O. delicata, O. laciniosa, O. lignicolor, O. pallida, O. paradisus, O. perangulata, O. pinalensis, and O. semirufescens. Several species were described by Benjamin in 1932 from western North American localities.