Trogolegnum

Trogolegnum is a genus of moths in the family Sphingidae, containing only one species, Trogolegnum pseudambulyx, which is known from Mexico.^[2]

Trogolegnum
Dorsal of male MHNT
Ventral of male MHNT
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Sphingidae
Tribe:	Ambulycini
Genus:	Trogolegnum Rothschild & Jordan, 1903
Species:	T. pseudambulyx
Binomial name
Trogolegnum pseudambulyx (Boisduval, 1875)[1]
Synonyms
Smerinthus pseudambulyx Boisduval, 1875

Description

The forewing is strongly excavate below the apex especially in males. The proboscis is very short and weak. The forewing colour and pattern are similar to Adhemarius donysa but the subbasal band extends to the costal edge.