Macroglossum affictitia 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 Sri Lanka

Sri Lanka

Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka is a country off the southern coast of the Indian subcontinent. Known until 1972 as Ceylon , Sri Lanka is an island surrounded by the Indian Ocean, the Gulf of Mannar and the Palk Strait, and lies in the vicinity of India and the...

 and southern India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

 to Myanmar

Myanmar

Burma , officially the Republic of the Union of Myanmar , is a country in Southeast Asia. Burma is bordered by China on the northeast, Laos on the east, Thailand on the southeast, Bangladesh on the west, India on the northwest, the Bay of Bengal to the southwest, and the Andaman Sea on the south....

, Thailand

Thailand

Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...

 and south-western China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

 (Yunnan).

The length of the forewings is 16-22 mm. It is similar in colour to Macroglossum gyrans

Macroglossum gyrans

Macroglossum gyrans is a moth of the Sphingidae family. It is known from south-east Asia.The length of the forewings is 16-23 mm. The upperside of the head, thorax, and basal half of the abdomen are the same grey colour as the forewing upperside. The underside of the palpus, thorax, and legs are...

. The sides of the thorax and legs are dull drab-russet. The abdomen underside is without white mesial patches and the underside of the tail is the same colour. The forewing upperside has prominent antemedian black double lines. These are located close together, the space between more or less filled with black. The median area is grey and the discal lines thin and not prominent. The hindwing upperside is blackish brown at the base, as is the broad distal border band. The median band is yellowish orange or more tawny.

The larvae feed on Strychnos

Strychnos

Strychnos is a genus of flowering plants, belonging to family Loganiaceae . The genus includes about 190 species of trees and lianas, distributed around the world's tropics....

species.