''Eumorpha triangulum'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...

of the family

Sphingidae The Sphingidae are a family of moths ( Lepidoptera) 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, ...

Distribution

It is found throughout

Latin America Latin America or * french: Amérique Latine, link=no * ht, Amerik Latin, link=no * pt, América Latina, link=no, name=a, sometimes referred to as LatAm is a large cultural region in the Americas where Romance languages — languages derived ...

; namely

Mexico Mexico ( Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guate ...

Belize Belize (; bzj, Bileez) is a Caribbean and Central American country on the northeastern 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 wa ...

, Guatemala, Honduras,

Nicaragua Nicaragua (; ), officially the Republic of Nicaragua (), is the largest Sovereign state, country in Central America, bordered by Honduras to the north, the Caribbean Sea, Caribbean to the east, Costa Rica to the south, and the Pacific Ocean to ...

, Costa Rica,

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Co ...

, Colombia,

Ecuador Ecuador ( ; ; Quechuan languages, Quechua: ''Ikwayur''; Shuar language, Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechuan ...

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

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 ...

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...

and possibly south-eastern

Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...

Description

The

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

is 99–119 mm for males and 103–130 mm for females. It is 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 Te ...

'', but the forewing upperside pattern is more contrasting and variegated. There is a prominent discal spot found on the greenish buff basal area of the hindwing upperside. Eumorpha triangulum MHNT CUT 2010 0 271 El Limbo Chapare Cochabamba Bolivia female dorsal.jpg, Female dorsal Eumorpha triangulum MHNT CUT 2010 0 271 El Limbo Chapare Cochabamba Bolivia female ventral.jpg, Female ventral

Biology

Adults are on wing year round. The larvae feed on '' Saurauia montana'' and ''

Cissus rhombifolia ''Cissus alata'', grape ivy, is a species of flowering plant in the family Vitaceae. It is native to the New World Tropics, from Mexico down to Bolivia, and over to Venezuela, Trinidad and Guyana. Under its synonym ''Cissus rhombifolia'', the Ven ...

'', as well as

Actinidiaceae The Actinidiaceae are a small family of flowering plants. The family has three genera and about 360 species and is a member of the order Ericales. Distribution They are temperate and subtropical woody vines, shrubs, and trees, native to As ...

species. They have a well-developed anal horn in the first instar, becoming less prominent as the larvae develop.

References

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