''Eumorpha megaeacus'' is a moth of the family Sphingidae.

Distribution

It is found throughout most of Central America and South America, from

Suriname Suriname (; srn, Sranankondre or ), officially the Republic of Suriname ( nl, Republiek Suriname , srn, Ripolik fu Sranan), is a country on the northeastern Atlantic coast of South America. It is bordered by the Atlantic Ocean to the north ...

, Venezuela, French Guiana, Ecuador, southern Brazil and

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

to Nicaragua,

Costa Rica Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...

and Mexico. Occasionally strays can be found as far north as Texas.

Description

The wingspan is 105–121 mm. The upperside is dark and can be distinguished from other ''

Eumorpha ''Eumorpha'' (meaning "well formed") is a genus of moths in the family Sphingidae. The genus is mostly found in North and South America. Species *'' Eumorpha achemon'' ( Drury, 1773) *'' Eumorpha adamsi'' (Rothschild & Jordan, 1903) *'' Eumorph ...

'' species by the presence of a conspicuous, but ill-defined, longitudinal brown band running parallel to the hind margin from the wing base on the forewing upperside. Eumorpha megaeacus MHNT CUT 2010 0 201 Caneca Fina, Rio Sucavao, Mun. Mage, Guapi-mirim, Estado do Rio, Brazil, female dorsal.jpg, ''Eumorpha megaeacus'' Female dorsal Eumorpha megaeacus MHNT CUT 2010 0 201 Caneca Fina, Rio Sucavao, Mun. Mage, Guapi-mirim, Estado do Rio, Brazil, female ventral.jpg, ''Eumorpha megaeacus'' Female ventral

Biology

Adults are on wing from February to March, May to July and again from September to October in Costa Rica. The larvae feed on '' Jussiaea'' and other Onagraceae species.

References

Eumorpha Moths described in 1816 Taxa named by Jacob Hübner Sphingidae of South America Moths of Central America {{Philampelini-stub