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Photo and Other Details - Characteristics and Utah Range
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PUPA SPECIMEN ADULT MALE ADULT FEMALE MALE ECLOSURE FEMALE ECLOSURE
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OVA
Oviposited 7th - 8th June 2009. Eggs are white, turning orangish if fertile and dark before the larvae eclose
LARVA
First instar eclosed on 12 June, photo on 13 June 2009
Second instar on Lathyrus odoratus - Photo on 18 June 2009
Third instar, Photo on 20 June 2009
Fourth Instar, Dorsal View - photo on 25 June 2009
Fourth Instar, Lateral View - photo on 25 June 2009
Fifth Instar, Dorsal View - photo on 27 June 2009
Fifth Instar, Lateral View - photo on 25 June 2009
Fifth Instar, Close-up of Face- photo on 26 June 2009
Pre-Pupa , Photo on 2 July 2009
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and other Details ©Nicky Davis Two females located 6 June 2009 by Jack Harry at Black Rock Canyon, Tooele County, Utah. N. 40.01.5706, W. 112.11.5613 Elevation 6497 feet OVA Host plant in Black Rock Canyon was Astragalus beckwithii, and the females oviposited 135 ova on this same plant June 7th and 8th. Eighty percent of the ova eclosed after five days and the rest didn't hatch. LARVAE Most of the larvae were fed Astragalus cicer and a couple on Lathyrus odoratus . The ones on odoratus fed alright for a couple of weeks but then stopped feeding and were moved to cicer. Photo First instar eclosed on 12 June, photo on 13 June 2009 Second instar on Lathyrus odoratus - Photo on 18 June 2009 Third instar, Photo on 20 June 2009 Fourth Instar, Lateral View - photo on 25 June 2009 Fourth Instar, Dorsal View - photo on 25 June 2009 Fifth Instar, Lateral View - photo on 25 June 2009 Fifth Instar, Dorsal View - photo on 25 June 2009 Pre-Pupa , Photo on 2 July 2009 DESCRIPTION alexandra edwardsii has a slight pinkish rim around the discal spot on the under hindwing that is lacking in the alexandra alexandra. They have some pink in the fringes, mostly on the underside. Larval Host Plants: Astragalus cicer Astragalus beckwithii - purple-flowered Astragalus beckwithii - pale yellow-flowered LIFE HISTORY: Ovum: 5 days Larva: 19- 22 days Pupa: 7 - 8 days Adult: unknown Broods: 1 to 2 Hibernation: Overwinter as third instars Back to Top |