Pipevine Swallowtail
( Battus philenor )


2013-0305-01100121-LEP01340-Battus_philenor[0944h14s,H,A,release]{GRamirez}-G.jpg

PHOTO COMMENT

IDENTIFICATION
Identification:Battus philenor
(Linnaeus ,1771 )
Common Name:Pipevine Swallowtail
Life Stage:(A) adult

PHYLOGENY

Phylum:Arthropoda
Class:Insecta
Superorder:Holometabola
Order:Lepidoptera
Family:Papilionidae
Subfamily:Papilioninae
Tribe:Troidini
Genus:Battus
Taxon Code:LEP01340
ITIS/TSN:777692

LOCATION DETAILS
Location Name
Oakland, Oakland, 7101 Edgewater Dr., Oakland
County:Alameda County
ECI Site#:CA01100121

RECOGNITION
Recognition
"Iridescent blue/black pattern on upper surface is distinctive when fresh. The Pipevine flutters its wings incessantly while nectaring .. Male has very iridescent upper surfaces of hindwings. Female has less striking iridescence. Underside has a single median row of orange spots which do not touch each other. Caterpillar is .. dark brownish black (occasionally smoky red) with soft fleshy tentacle-like projections, usually red-orange dorsal warts over abdomen. Tentacles on T1 twice as long as those on following segments. Chrysalis brown or green, similar to Battus polydamas."
Description
Iridescent blue/black pattern on upper surface is distinctive when fresh. The Pipevine flutters its wings incessantly while nectaring .. Male has very iridescent upper surfaces of hindwings. Female has less striking iridescence. Underside has a single median row of orange spots which do not touch each other. Caterpillar is .. dark brownish black (occasionally smoky red) with soft fleshy tentacle-like projections, usually red-orange dorsal warts over abdomen. Tentacles on T1 twice as long as those on following segments. Chrysalis brown or green, similar to Battus polydamas.
Wingspan
70-130 mm.

BIOLOGY
Food
Art Shapiros Butterfly Site: Adults are eager visitors to many flowers, including Wild Radish, California Buckeye, Blue Dicks, Ithuriels Spear, and Yerba Santa. In summer they regularly nectar at Yellow Star Thistle when there are no native plants in bloom.
Host
Art Shapiros Butterfly Site: .. only host plant .. California Pipevine .. (Aristolochia californica) ..
Ecosystem
Art Shapiros Butterfly Site: Occur(s) along streams in foothill canyons
Range
Art Shapiros Butterfly Site: coastal scrub vegetation, where there are no transect sites
Flight Period
Art Shapiros Butterfly Site: late winter (February-March) to autumn (October, occasionally November) but is much more numerous before the 4th of July than later.

CREDITS
Photographer

References
Species Battus philenor - Pipevine Swallowtail - Hodges #4157. (http://bugguide.net/node/view/412). Accessed March 12, 2016. .
ITIS.
Art Shapiro's Butterfly Site


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