Protambulyx ockendeni is a species of moth

Moth

A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...

 of the Sphingidae

Sphingidae

Sphingidae is a family of moths , commonly known as hawk moths, sphinx moths and hornworms, that includes about 1,200 species . It is best represented in the tropics but there are species in every region . They are moderate to large in size and are distinguished among moths for their rapid,...

 family. It is known from Peru

Peru

Peru , officially the Republic of Peru , is a country in western South America. It is bordered on the north by Ecuador and Colombia, on the east by Brazil, on the southeast by Bolivia, on the south by Chile, and on the west by the Pacific Ocean....

 and much of Central America

Central America

Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

 and South America

South America

South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

. It has also been recorded in Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

.

The wingspan

Wingspan

The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...

 is 105-110 mm. Adults are similar to Protambulyx euryalus

Protambulyx euryalus

Protambulyx euryalus is a species of moth of the Sphingidae family. It is known from Venezuela, Colombia, Ecuador, Peru and Bolivia.The wingspan is 105-110 mm...

but the forewing upperside is less variegated and the basal half is more distinctly purplish.

Adults are probably on wing year round.

The larvae feed on Anacardium

Anacardium

Anacardium is a genus of flowering plants in the family Anacardiaceae, native to tropical regions of the Americas.-Selected species:*Anacardium corymbosum Barb.Rodr.*Anacardium excelsum L. - Wild Cashew*Anacardium giganteum Anacardium is a genus of flowering plants in the family Anacardiaceae,...

, Spondias

Spondias

Spondias is a genus of flowering plants in the cashew family, Anacardiaceae. The genus consists of 17 described species, 7 of which are native to the Neotropics and about 10 are native to tropical Asia...

, Erythoxylon and Comocladia species.