Petrophora chlorosata

Petrophora chlorosata, the brown silver-line, is a moth of the family Geometridae. The species was first described by Giovanni Antonio Scopoli in his 1763 Entomologia Carniolica. It is found in Eurasia extending from Ireland and Britain to[1] Asia Minor, northern Iran, the Altai mountains, Amdo, south eastern Siberia, and Japan.

Petrophora chlorosata
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Lepidoptera
Family:
Geometridae
Genus:
Petrophora
Species:
P. chlorosata
Binomial name
Petrophora chlorosata
Synonyms
  • Phalaena chlorosata Scopoli, 1763

The wingspan is 31–37 mm. The length of the forewings is 15–18 mm. Quite distinct from all other Palearctic species, the forewing light brown, the lines finely whitish, proximally dark shaded, subterminal line rather straight, sometimes indistinct.[2]

Larva

The moth flies from the end of April to the end of June.

The caterpillars feed on bracken.

Notes
  1. ^ The flight season refers to Belgium and the Netherlands. This may vary in other parts of the range.

References
  1. "70.222 BF1902 Brown Silver-line Petrophora chlorosata (Scopoli, 1763)". UKMoths. Retrieved 9 April 2019.
  2. Prout , L.B. 1912–16. Geometridae. In A. Seitz (ed.) The Macrolepidoptera of the World. The Palaearctic Geometridae, 4. 479 pp. Alfred Kernen, Stuttgart.


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