Callophrys niphon clarki

T.Freeman, 1938

Callophrys niphon clarki is a of the eastern pine elfin , a member of the Lycaenidae. The parent , Callophrys niphon, is native to North America. This subspecies was described by T. Freeman in 1938. According to GBIF records, this name is currently treated as a synonym under the Incisalia as Incisalia niphon. Very few observations (4) of this subspecies have been recorded in iNaturalist, suggesting it is either rare, poorly surveyed, or taxonomically merged with related forms.

Pronunciation

How to pronounce Callophrys niphon clarki: /ˈkæ.ləˌfrɪs ˈnaɪ.fən ˈklɑːr.ki/

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Identification

As a of Callophrys niphon, individuals would be expected to share the general of the eastern pine elfin: small butterflies with rounded wings, typically showing brown to grayish-brown surfaces with possible tail-like projections on the hindwings. Subspecies-level distinctions in this group often involve subtle differences in wing pattern elements, color saturation, or size. However, specific diagnostic features distinguishing C. n. clarki from the nominate subspecies or other related forms are not documented in the provided sources. Accurate identification would require examination of genitalia or reference to the original 1938 description.

Distribution

The distribution of Callophrys niphon clarki is not explicitly documented in available sources. The parent , Callophrys niphon, occurs in eastern North America. The epithet "clarki" and the 1938 authorship by T. Freeman suggest this may represent a western or regional , but specific locality information is absent from the provided context.

Similar Taxa

Callophrys niphon niphonThe nominate of the eastern pine elfin; C. n. clarki would differ in geographic range and potentially in subtle morphological features, though these distinctions are not well characterized in available literature.
Incisalia niphonGBIF treats Callophrys niphon clarki as a synonym under this name in the Incisalia, indicating taxonomic uncertainty or reclassification involving this .

More Details

Taxonomic Uncertainty

The GBIF match indicates this is currently treated as a synonym under Incisalia niphon, suggesting ongoing taxonomic revision or debate regarding its validity. The Callophrys and Incisalia have historically been subject to reclassification within the Theclinae .

Data Scarcity

With only 4 observations recorded in iNaturalist, this appears to be among the least documented in North America. This may reflect genuine rarity, limited survey effort in its range, or taxonomic lumping with more widespread forms.