Protambulyx euryalus, Valle de Cauca, Colombia,
June 26, 2003, elevation 2100m, courtesy of Peter Hoell.

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TAXONOMY: Family: Sphingidae, Latreille, 1802 Subfamily: Sphinginae, Latreille, 1802 Tribe: Smerinthini, Grote & Robinson, 1865 Genus: Protambulyx Rothschild & Jordan, 1903 ........... Species: euryalus Rothschild & Jordan, 1903

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DISTRIBUTION:

Protambulyx euryalus (forewing length: 105-110mm), flies in Venezuela (specimen type locality) and through much of Central and South America, including Peru. It has also been taken in Bolivia: La Paz (750-1800m); and Colombia: Valle de Cauca (2100m).

FLIGHT TIMES:

Protambulyx euryalus adults probably fly throughout the year. Adults nectar from flowers.

Protambulyx euryalus courtesy of Vladimir Izersky.

ECLOSION:

Pupae probably wiggle to surface from subterranean chambers just prior to eclosion.

SCENTING AND MATING:

Females call in the males with a pheromone released from a gland at the tip of the abdomen.

EGGS, LARVAE, PUPAE:

Larvae feed on plants in the Anacardiaceae family: Anacardium, Spondias, Erythoxylon, Comocladia.

Moths may eclose within fourteen days of pupation.

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