DISTRIBUTION:

Callionima grisescens grisescens (Wing span: mm), flies in
Argentina: Catamarca, Cordoba, Chaco, Jujuy, La Rioga, Misiones, Salta, San Luis, Tucuman;
Paraguay: Alto Paraguay, Boqueron, Presidente Hayes, Concepcion, Central, Cordillera, Paraguari, Guaira, Alto Parana, and possibly Amambay, San Pedro, Canindeyu, Caaguazu, Itapua;
Bolivia: Santa Cruz, La Paz and probably Cochabamba, Chuquisaca, Potosi, Tarija;
Brazil: Mato Grosso do Sul, Rio de Janeiro and probably Parana and Sao Paulo. Subspecies C. g. elegans flies in northeastern Brazil.

Callionima grisescens grisescens courtesy of John Vriesi.

FLIGHT TIMES:

Callionima grisescens grisescens adults probably fly as multiple broods. They have been taken in Bolivia from May - December. Nigel Venters has taken them in Cordoba Province, Argentina in November-December. They probably fly in other months as well.

ECLOSION:

Adults eclose from pupae formed in flimsy cocoons among leaf litter.

SCENTING AND MATING:

Females call in the males with a pheromone released from a gland at the tip of the abdomen. Both males and females nectar at flowers.

EGGS, LARVAE, PUPAE: