Western white
Pontia occidentalis

Type of Insect: butterfly
Size: medium
Overall Color: white and gray
Larval Foods: plants in mustard family
Adult Foods:
Larval Type: caterpillar
status: common
Description: white butterfly with gray and yellowish markings, found at lower elevations in spring and high elevations in summer

Kingdom: Animalia (Animals)
Phylum: Arthropoda (Arthropods)
Class: Hexapoda (Insects)
Order: Lepidoptera (butterflies,moths)
Family: 02 Pieridae (whites,sulfurs)
SubFamily: 01 Pierinae (whites)
Genus: Pontia
Species: occidentalis