''Callionima grisescens'' is a species of

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 ...

in 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 was originally described by

Rothschild Rothschild () is a name derived from the German ''zum rothen Schild'' (with the old spelling "th"), meaning "to the red shield", in reference to the houses where these family members lived or had lived. At the time, houses were designated by signs ...

as ''Calliomma grisescens'', in 1894.

Distribution

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 ...

Paraguay Paraguay, officially the Republic of Paraguay, is a landlocked country in South America. It is bordered by Argentina to the Argentina–Paraguay border, south and southwest, Brazil to the Brazil–Paraguay border, east and northeast, and Boli ...

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

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

Biology

Adults probably fly in multiple generations. In Bolivia, adults have been found from May to December, from November to December in Argentina. Adults eclose from pupae formed in flimsy cocoons among leaf litter.

Description

They are dimorphic. The forewing ground colour is pale bluish-grey or orange-brown, the latter somewhat resembling small specimens of ''

Callionima calliomenae ''Callionima'' is a genus of moths in the family Sphingidae first described by Hippolyte Lucas in 1857. Species * ''Callionima acuta'' (Rothschild & Jordan, 1910) * ''Callionima calliomenae'' (Schaufuss, 1870) * ''Callionima denticulata'' (Scha ...

''. The apex of the forewing is pointed. The outer margin is not dentate or with only a vestigial teeth which is slightly concave below apex. The forewing upperside has a black (often indistinct) median band crossing the wing just basal to the narrow transversely oriented silver spots. The hindwing upperside is very similar to ''

Callionima parce ''Callionima parce'', the parce sphinx moth, is a species of moth in the family Sphingidae.It was originally described by Johan Christian Fabricius in 1775. Distribution Is known from Argentina, Venezuela, Suriname, French Guiana, Bolivia, Bra ...

'', the black and white anal patch is heavy, the space around it grey. Callionima grisescens MHNT CUT 2010 407, Santiago de Chiquitos, Santa Cruz, Bolivia, female dorsal.jpg, Female dorsal Callionima grisescens MHNT CUT 2010 407, Santiago de Chiquitos, Santa Cruz, Bolivia, female ventral.jpg, Female ventral

References

G Sphingidae of South America Taxa named by Walter Rothschild Moths described in 1894 {{Dilophonotini-stub