A small butterfly with underside light brown with variable pale transverse stripes, and a tail on the hindwing, with two blue spots. The males upperside are blue with a black border, whilst the female is grey brown with a blue suffusion. The underside are distinctive, with possible confusion with Lampides boeticus, which has a browner underside and slightly larger.
View wing venation diagram
Wing venation diagram by Gillian Elsom.
Most commonly encountered in gardens and scrubby sites.
Sambucus ebulus, Broom Cytisus scoparius - not on Corfu, Lucerne Medicago sativa, Yellow Sweet Clover Melilotus officinalis, Purple-loosestrife Lythrum salicaria. Anne Sordinas has found ovae and reared larvae on Plumbago spp. possibly auriculata.
Best observed later in the year when it is particularily easy to photograph on the blooms of Aromatic Inula Dittrichia vicosa.
Key to Seasons
Spring (Mar, Apr, May)
Summer (Jun, Jul, Aug)
Autumn (Sep, Oct, Nov)
Winter (Dec, Jan, Feb)
First and Last Sightings
These dates are based on verified sightings submitted via this website.
19th April 2019
23rd November 2019
Years marked * based on external data.
Vernacular/Common Name: Lang's short-tailed Blue
Family: Lycaenidae (Leach, 1815)
Sub-family: Polyommatinae (Swainson 1831)
Tribe: Polyommatini (Swainson 1831)
Sub-tribe: Leptotina ()
Genus:Leptotes (Scudder, 1876)
Species:pirithous (Linnaeus, 1767)
Ghavalas, N. & J.G. Coutsis. 2018 Phegea 46 (1) 10-20.
Ghinis, S, Vojsava, G. Gkinis, S (2013) Butterflies of Corfu, Corfu Press.
Sutton P. G. (April 2012) A revised checklist of the butterflies (Rhopalocera) of Corfu (Kerkira) The Bulletin of the Amateur Entomologists’ Society, Volume 71, Number 501, 63 to 77.