Theretra manilae 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 the Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

.

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 71-75 mm. It resembles a small, deeper green Theretra rhesus

Theretra rhesus

Theretra rhesus is a moth of the Sphingidae family. It is known from Malaysia , Indonesia and the Philippines....

but the forewings are shorter and squarer and the outer margin is less convex. The green colour is often replaced by brown, probably as a result of the influence of high humidity. The inner margins of the tegulae are silver. The fifth and sixth postmedian lines on the forewing upperside run parallel over the posterior half of the wing and are only narrowly separated on the inner margin, the area between them is beige. The submarginal line lacks conspicuous vein dots.