''Nyceryx riscus'' 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 ...

Distribution

It is found from

Belize Belize is a country on the north-eastern coast of Central America. It is bordered by Mexico to the north, the Caribbean Sea to the east, and Guatemala to the west and south. It also shares a maritime boundary with Honduras to the southeast. P ...

and

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

Costa Rica Costa Rica, officially the Republic of Costa Rica, is a country in Central America. It borders Nicaragua to the north, the Caribbean Sea to the northeast, Panama to the southeast, and the Pacific Ocean to the southwest, as well as Maritime bo ...

and further south to

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 ...

and

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 ...

Description

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 50–58 mm. Nyceryx riscus MHNT CUT 2010 0 198 Tagusza Cañar Ecuador male dorsal.jpg, Male dorsal
(coll. MHNT) Nyceryx riscus MHNT CUT 2010 0 198 Tagusza Cañar Ecuador ventral.jpg, Male ventral
(coll. MHNT) Nyceryx riscus MHNT CUT 2010 0 198 Laguna Catemaco Mexico female dorsal.jpg, Female dorsal
(coll. MHNT) Nyceryx riscus MHNT CUT 2010 0 198 Laguna Catemaco Mexico female ventral.jpg, Female ventral
(coll. MHNT)

Biology

Adults are probably on wing year round. The larvae feed on mature leaves of '' Xylophragma seemannianum''.

References

Nyceryx Moths described in 1890 Taxa named by William Schaus Sphingidae of South America Moths of Central America {{Dilophonotini-stub