Mexico, USA & Canada
Family - NYMPHALIDAE
Chlosyne theona, Arizona, USA ©
Chlosyne comprises of about 26 species,
and is largely Central American in distribution, although there are
several species which are found only in North America.
Most of the species
have a black ground colour, and are marked with bands or patches of
cream and reddish-orange, often in conjunction with a series of
white spots in the post-median area of fore and hind wings. The legs
of most species are orange. In all species the antennae are fairly
short, straight, and end in a flattened club.
is distributed from Texas to Colombia.
This species breeds
in meadows, open deciduous woodland, and in open scrubby desert,
often in the vicinity of streams.
The eggs are pale
green. They are laid in large batches on the underside of leaves of
When fully grown
the caterpillars are black with white markings, and adorned with
black spines. In the early instars they live gregariously, but
gradually become independent as they develop. They feed on the
flowers and leaves of desert foxglove
Brachystigma, Leucophyllum (
paintbrush Castilleja ( Orobanchaceae
). The chrysalis is creamy-white with black dorsal and lateral
stripes that are interrupted by a series of orange spots. The wing
pads are marked with short black streaks. It is formed on the
foodplant, suspended by the cremaster beneath leaves.
Both sexes commonly
nectar at a wide range of herbaceous plants, but strongly favour
Asteraceae. They tend tend to fan their wings slowly while they