Eumorpha drucei 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 Ecuador

Ecuador

Ecuador , officially the Republic of Ecuador is a representative democratic republic in South America, bordered by Colombia on the north, Peru on the east and south, and by the Pacific Ocean to the west. It is one of only two countries in South America, along with Chile, that do not have a border...

.

The length of the forewings is about 40 mm. The upperside of the body is similar to Eumorpha analis

Eumorpha analis

Eumorpha analis is a moth of the Sphingidae family. It is known from Bolivia, Argentina, Paraguay and Brazil.The upperside of the body and wings is similar to Eumorpha satellitia satellitia but the ground colour is darker and more olive-green. There is a conspicuous dark stripe on the head and...

, but the ground colour is deeper olive green. There is a narrower pale dorsal line on the abdomen, as well as larger and darker patches. The hindwing upperside inner margin is pink with a black discal spot.

The larvae probably feed on grape or vine species.