''Isognathus allamandae'' 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 w ...

of the family Sphingidae. It is found from

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...

. 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 of ...

is 68 mm for males and 78 mm for females. There are probably multiple generations per year. Adults have been recorded in June. The larvae have been recorded feeding on ''

Allamanda blanchetii ''Allamanda blanchetii'' (purple allamanda, violet allamanda; Pilaghanti in Sanskrit synonym (taxonomy), syn. ''Allamanda violacea'') is a species of perennial flowering plant in the family Apocynaceae native to Brazil. Cultivated as an ornamenta ...

'' and ''

Allamanda cathartica ''Allamanda cathartica'', commonly called golden trumpet, common trumpetvine, and yellow allamanda, is a species of flowering plant of the genus ''Allamanda'' in the family Apocynaceae. It is native to Brazil. This plant is cited in ''Flora Brasi ...

''.

References

Isognathus Moths described in 1920 Taxa named by Benjamin Preston Clark Sphingidae of South America {{Dilophonotini-stub