Manduca leucospila is a 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....

, Venezuela

Venezuela

Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

 and 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 length of the forewings is about 47 mm. It is similar in appearance to several other members of the Manduca

Manduca

Manduca is a moth genus of the Sphingidae family. The Carolina Sphinx is often used in biological research....

genus, but a number of differences distinguish it from Manduca dalica

Manduca dalica

Manduca dalica is a moth of the Sphingidae family. It is known from Brazil, Peru, Bolivia, Venezuela and Costa Rica.The wingspan is 120-135 mm. The upperside is generally dark, with mottled white forewing bases, connected by a similar pattern across the posterior part of the thorax...

, to which it most closely compares, particularly in its narrower wings and general colour which is intermediate between Manduca dalica and Manduca rustica

Manduca rustica

The Rustic Sphinx is a moth of the Sphingidae family. It is found in the southern parts of the United States , southward through Mexico, Central America and South America to Uruguay....

. Furthermore, the abdomen upperside is similar to that of Manduca rustica, both having three yellow side patches, two rows of white dots and a mesial row of indistinct black dots. The underside of the body has a chalky colour.