DISTRIBUTION:

Callionima grisescens grisescens (Wing span: approximately 56mm (NV)), flies in
Argentina: Catamarca, Cordoba, Chaco, Jujuy, La Rioga, Misiones, Salta, San Luis, Santiago del Estero, 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, and in Jujuy Province in November. Ezequiel bustos confirms them from Santiago del Estero Province, Argentina, in November. They probably fly in other months as well. Carlos Marzano reports them in San Luis, Argentina, in February.

Callionima grisescens grisescens, Papagayos, San Luis, Argentina,
February 2009, courtesy of Carlos Marzano.

Callionima grisescens, 56mm, Calilegua, Jujuy, Argentina,
November 17, 2009, 750m, courtesy of Nigel Venters.

ECLOSION:

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

Callionima grisescens grisescens, Papagayos, San Luis, Argentina,
February 2009, courtesy of Carlos Marzano.

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.

Callionima grisescens grisescens, Papagayos, San Luis, Argentina,
February 2009, courtesy of Carlos Marzano.

EGGS, LARVAE, PUPAE: