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MALE FEMALE MALE EMERGENCE FEMALE EMERGENCE LARVA SPECIMEN
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#1 Pupa formed 26 August, photo 27 August 2009
#1 Pupa formed 26 August, photo 27 August 2009
#2 Pupa on 1 September 2009
#2 Pupa on 1 September 2009
#2 Pupa on 2 September 2009, Twenty-three minutes before female emerged
#2 Pupa on 2 September 2009, Twenty-two minutes before female emerged
| PHOTO DETAILS - ©Nicky Davis LOCATION: located by Jack Harry at Iqaluit, Nunavut Territory, Canada, July 2009 lat 63.76, lon -68.52 ELEVATION: 278 feet These were reared at about 75 degrees F. using lights twenty-four hours a day. Nevertheless, nearly all the larvae hibernated at third instar. PHOTOS: Photos of pupa development LIFE HISTORY: The female oviposited out 100 eggs on Alpine Astragalus. About 60 of these hatched. Of the 60 only 17 would feed on the Astragalus cicer that was available here in Utah. Two of these went straight through the first year and 15 hibernated. The ones that hibernated were still quite green when they stopped eating but three turned a yellow-green color. Ovum: Number of days as ova unknown since the ova were chilled to slow down development. These hatched 27th to 29th of July 2009. Larva: About thirty-five days for the ones that didn't hibernate Pupa: About seven to eight days Adult: Unknown Broods: one Hibernation: Overwinters as third instar Host Plant Oviposited on Alpine Astragalus, Astragalus arcticus and reared on Chickpea Milkvetch, Astragalus cicer. For photos, click on Astragalus cicer Back to Top |