Xylophanes robinsonii 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 Cuba

Cuba

The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...

.

The length of the forewings is about 22 mm. It is similar to Theretra monteironis

Theretra monteironis

Theretra monteironis is a moth of the Sphingidae family. It is known from dry habitas from KwaZulu-Natal to eastern Kenya.The length of the forewings is 20-23 mm and the wingspan is 48-62 mm. It is very similar to Theretra perkeo, but the ground colour is pale brown without a trace of pink...

and Xylophanes fosteri

Xylophanes fosteri

Xylophanes fosteri is a moth of the Sphingidae family. It is known from Paraguay, but is probably also found in Argentina.The length of the forewings is about 30 mm for males and 33 mm for females. It is similar to Xylophanes turbata. Differences in the forewing upperside are two short dashes...

but smaller and the postmedian lines on the forewing upperside are better developed. The tegula has a golden-yellow midline. The forewing upperside is similar to Xylophanes fosteri but the discal spot has no darker dashes or a darker cloud immediately distal to it. The second postmedian line is distally double.

Adults are probably on wing year round.

The larvae possibly feed on Psychotria panamensis, Psychotria nervosa

Psychotria nervosa

Psychotria nervosa, also known as wild coffee, is a shade tolerant medium-sized shrub native to Florida as well as Central and South America. It produces "small, red, ellipsoid fruit" that resemble "the true coffee bean" in shape and attract birds...

and Pavonia guanacastensis.