Order: Lepidoptera (Butterflies and moths).
Family: Papilionidae (Swallowtails). Subfamily: Papilioninae (Swallowtails).

Western Tiger Swallowtail
Pterourus rutulus

Pale Tiger Swallowtail
Pterourus eurymedon

(Pallid Swallowtail)

Family: Pieridae (Whites and sulphurs). Subfamily: Pierinae (Whites).

Checkered White
Pontia protodice

Small White
Pieris rapae

(Small Cabbage White)

Family: Nymphalidae (Brush-footed Butterflies). Subfamily: Danainae (Milkweeds).

Striated Queen
Danaus gilippus

Family: Nymphalidae (Brush-footed Butterflies). Subfamily: Satyrinae (Satyrids).

Common Ringlet
Coenonympha california

(California Ringlet)

Family: Nymphalidae (Brush-footed Butterflies). Subfamily: Heliconiinae (Longwings).

Callippe Fritillary
Speyeria callippe

Mormon Fritillary
Speyeria mormonia

Family: Nymphalidae (Brush-footed Butterflies). Subfamily: Limenitidinae.

Red-spotted Purple
Limenitis arthemis

(White Admiral)

Lorquin's Admiral
Limenitis lorquini

California Sister
Adelpha californica

Family: Nymphalidae (Brush-footed Butterflies). Subfamily: Nymphalinae (True brush-footed butterflies).

West Coast Lady
Vanessa annabella

Painted Lady
Vanessa cardui

Field Crescent
Phyciodes pulchella

Family: Lycaenidae (Gossamer-winged butterflies). Subfamily: Polyommatinae (Blues).

Greenish Blue
Icaricia saepiolus

Western Pygmy Blue
Brephidium exilis

Family: Lycaenidae (Gossamer-winged butterflies). Subfamily: Lycaeninae (Coppers).

Ruddy Copper
Tharsalea rubidus

Family: Lycaenidae (Gossamer-winged butterflies). Subfamily: Theclinae (Hairstreaks).

Western Pine Elfin
Callophrys eryphon

Grey Hairstreak
Strymon melinus

Family: Hesperiidae (Skippers). Subfamily: Pyrginae (Spread-winged skippers).

Common Checkered Skipper
Pyrgus communis

Family: Hesperiidae (Skippers). Subfamily: Hesperiinae (Grass skippers).

Fiery Skipper
Hylephila phyleus

Taxiles Skipper
Poanes taxiles

Woodland Skipper
Ochlodes sylvanoides