''Eumorpha neuburgeri'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

of the family

Sphingidae The Sphingidae are a family of moths commonly called sphinx moths, also colloquially known as hawk moths, with many of their caterpillars known as hornworms. It includes about 1,450 species. It is best represented in the tropics, but species ar ...

. It is known from

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

and

Bolivia Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the opposite wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingsp ...

is 98–106 mm. The outer margin of the forewing is slightly crenulated. The forewing upperside is most similar to ''

Eumorpha anchemolus ''Eumorpha anchemolus'', the anchemola sphinx moth, is a moth of the family Sphingidae. The species was first described by Pieter Cramer in 1780. Distribution It is found from Argentina through Central America and into the US state of Texas. ...

'' and ''

Eumorpha triangulum ''Eumorpha triangulum'' is a moth of the family Sphingidae. Distribution It is found throughout Latin America; namely Mexico, Belize, Guatemala, Honduras, Nicaragua, Costa Rica, Panama, Colombia, Ecuador, Peru, Bolivia, Argentina and possibly ...

'' but distinguishable from both by the more-or-less parallel-sided dorsal abdominal band.. Adults have been recorded in late November early December in Argentina.

References

Eumorpha Moths described in 1903 Taxa named by Walter Rothschild Taxa named by Karl Jordan Sphingidae of South America {{Philampelini-stub