Species Detail

Sandia Hairstreak

Callophrys mcfarlandi P. Ehrlich & Clench, 1960

JPG -- species photo

Attributes of Callophrys mcfarlandi


Family: Gossamer-wing Butterflies (Lycaenidae)

Subfamily: Hairstreaks (Theclinae)

Identification: Tailless. Upperside of male is brown; female is reddish brown with a narrow black border. Underside yellow-green; white postmedian line bordered with black toward the wing base.

Life history: Eggs are laid on flower stalks of the host plant. Caterpillars feed on flowers and fruits.

Flight: Two flights from May-June.

Wing span: 1 1/8 - 1 1/4 inches (2.9 - 3.2 cm).

Caterpillar hosts: Beargrass (Nolina texana) in the agave family (Agavaceae).

Adult food: Nectar of host plant flowers.

Habitat: Yucca-agave desert.

Range: Very local and west Texas to northeast Mexico.

Conservation: Many colonies are highly localized.

NatureServe Global Status: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.

Management needs: Preserve host plant colonies wherever found.

Documented Records for Callophrys mcfarlandi



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