Hylesia terrosex

Hylesia terrosex
Dognin, 1916

Hylesia terrosex courtesy of Bernhard Wenczel.

TAXONOMY:

Superfamily: Bombycoidea, Latreille, 1802
Family: Saturniidae, Boisduval, [1837] 1834
Subfamily: Hemileucinae, Grote & Robinson, 1866
Tribe: Hemileucinae, Grote & Robinson, 1866
Genus: Hylesia, Hubner, [1820]

DISTRIBUTION:

The Hylesia terrosex moth (wingspan: males: 48-66mm; females: 68-77mm) flies in
Ecuador: Napo, Tungurahua and Loja;
Peru: Junin; and
Bolivia: La Paz.

FLIGHT TIMES AND PREFERRED FOOD PLANTS:

Larvae feed on .

This species probably broods continuously on a three month cycle. Specimens have been taken in April, September-October and December.

ECLOSION, SCENTING AND MATING:

Females extend a scent gland from the tip of the abdomen, and the night-flying males pickup and track the airbourne pheromone plume with their well-developed antennae.

EGGS, LARVAE, COCOONS AND PUPAE:

Eggs are deposited in clusters on hostplant foliage.

Hylesia terrosex larvae are highly gregarious and have the urticating spines typical of larvae from the Subfamily Hemileucinae.

Larval Food Plants


It is hoped that this alphabetical listing followed by the common name of the foodplant will prove useful. The list is not exhaustive. Experimenting with closely related foodplants is worthwhile.

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Hylesia terrosex female, Napo, Ecuador,
April 8, 1980, 1700m, 21.5km S of Cosanga, on my home computer only.

Hylesia terrosex female, Napo, Ecuador,
April 8, 1980, 1700m, 21.5km S of Cosanga, on my home computer only.