CAIO OF THE WORLD

Caio richardsoni (Druce, 1890)

TAXONOMY: Superfamily Bombycoidea Latreille, 1802 Family: Saturniidae, Boisduval, [1837] 1834 Subfamily: Arsenurinae, Jordan, 1922 Tribe: Arsenurini, Jordan, 1922 Genus: Caio, Travossa and Noronha, 1968

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The genus Caio is in the tropical subfamily Arsenurinae, tribe Arsenurini, confined to South and Central America. Other closely related genera are Arsenura, Dysdaemonia, and Rhescyntis. Pupation is under the soil, with no silk structure. Caio richardsoni larva, courtesy of Chris Conlan.

P indicates a photograph is available. The first country listed is the type locality.

P championi (Druce, 1886) Panama, Mexico, Belize, Guatemala, Nicaragua, Costa Rica, Venezuela, Colombia, Peru, ?? Ecuador, ?? El Salvador, ?? Honduras
P chiapasiana (Brechlin & Meister 2010) Mexico
P columbiana (W. Rothschild, 1907) Colombia, Mexico to Venezuela, same as championi
P undilinea (Schaus, 1921) Nicaragua, Costa Rica, Panama, Venezuela, possibly same as championi
P harrietae (Forbes, 1944) Ecuador, Peru
N hidalgensis (Brechlin & Meister 2010) Mexico
P richardsoni (Druce, 1890) Mexico, Guatemala
N richardsoni extrema (Beutelspacher, 1986) Mexico
N richardsoni mestiza (Draudt, 1930) Mexico, possibly a dark morph of richardsoni
P romulus (Maassen, 1869) southeastern Brazil, ? Peru (doubtful), ? Bolivia (doubtful)
P romulus brasiliensis (Zikan, 1941) Brazil
P witti Brechlin and Meister 2010 Mexico, Guatemala

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