Utah All White or Nearly All White
 
Pieris (artogeia) marginalis nearly pallidissima
 ==Pieris marginalis

Immatures

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Adults      Eclosure   


Ovipossited June 16, 2007
ovum

Larva
Fifth instar, dorsal - July 2, 2007

5th

Larva
Fifth instar, lateral - June 28, 2007

28th June


Pre-Pupa
July 04, 2007 - Larva #2 set to pupate 

prepupa


PUPAE
July 5, 2007 - pupa #1
formed on white paper
57
57

July 5, 2007 - pupa #2
formed on chiffon
60
59

July 5, 2007 - pupa #3

formed on stem
66
stem

8:30 A.M.July 11, 2007
25 minutes before eclosure
pupa
75


Photo Details - ©Nicky Davis
Todd Stout collected a  female June 15, 2007 at 7000 feet by Grey's River Road, Squaw Flat, 5.4 miles East Northeast of Alpine,  Lincoln County, Wyoming

Ovum
Oviposited June 16
emerged June 20

Larva
1., 2. Fifth instar, dorsal and lateral


Pre-Pupa
Larva #3 on July 04, 2007


Pupa
Photos of three different pupae showing variation in color to blend in with the color of the surface

Butterflies emerged July 11, 12 2007


Host
Pupae are slightly distinct from the Cabbage Whites, Pieris rapae.  The larval preference for leaves over inflorescens in the group is consistent.


Host Plants
Black Mustard - Brassica  Nigra


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