Wild Utah photos of Common Alpine - Erebia epipodea - immatures - Larval Host plant used Kentucky Blue Grass, Poa pratensis - female located 15 June 2012 at Beaver Creek, North of Fairplay, Park County, Colorado, USA, elevation 10 900 feet

Common Alpine
Erebia epipsodea
Immatures

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Ovum on 21 June 2012
egg on 21 June 2012

Ova 25 June 2012
ova on 25 June 2012

First instar - oviposited 20 June - hatched 26 June 2012

First instar - oviposited 20 June - hatched 26 June 2012 - 9 P.M.

First Instar - 9 A.M. 27 June 2012 - turning green after eating Poa pratensis
Refused Carex hoodii, set on Blue Grass, Poa pratensis
first instar after eating

#4 Just after molting to Second Instar 5 July 2012 - 4 mm - Hatched 29 June 2012

#4 Just after molting to Second Instar 5 July 2012 - 4 mm
#4 2nd instar

#1 Second Instar 4 July 2012 - 5 mm - Photo on 5 July 2012
#1 2nd instar 5 mm on 5 July 2012

#1 Second Instar 4 July 2012 - 5 mm - Photo on 5 July 2012
#1 second instar photo on 5 Juloy 2012

#4 Molted to Third Instar - 13 July, Photo 14 July 2012 - 8 mm
#4 third instar

#4 Molted to Third Instar - 13 July, Photo 14 July 2012 - 8 mm
#4 third Instar

PHOTOS - DETAILS - ©Nicky Davis

LOCATION: Todd Stout located a female 15 June 2012 at Beaver Creek, North of Fairplay, Park County, Colorado, USA

ELEVATION: 10,900 feet

PHOTOS:
Ova on 21 June 2012 and 25 June 2012

LIFE HISTORY:
Ovum: Female oviposited on seams of net house containing a potted Nebraska Sedge, Carex nebrascensis
6- 8 days
Larva: Started hatching 26 June - After 6 to 10 days molted to second instar - After 8 to 10 more days they molted to third instar. After third instar they seemed to lstop feeding and eventually just died.
Pupa:
Adult:
Broods:
Hibernation: Overwinters as third or fourth instar per "The Butterflies of America" James A Scott, 1986

Host Plant
Larvae accepted Poa pratensis - Kentucky Blue Grass
Larvae refused Carex hoodii
Oviposited on net in cage containing a potted Carex Nebrascensis