Calosoma (Castrida) vagans Dejean, 1831

Calosoma vagans Dejean, 1831: 564 (type: Chili; Muséum National d'Histoire Naturelle, Paris)
Calosoma (Callistriga) vagans Breuning, 1927: 202
Caminara (Acampalita) vagans Lapouge, 1929: 9
Castrida (s. str.) vagans Jeannel, 1940: 96
Calosoma (Castrida) vagans Gidaspow, 1963: 301

Length 22-28 mm. vagans has a smooth pronotum with rounded, obtuse, hind angles extending backward. The elytral sculpture is quite regular, flattened, with foveae on the primary ones reduced, smaller than the width of the intervals themselves; all the intervals have fine transverse wrinkles.
The metatrochanter are rounded in both sexes. The margin of the elytra is serrated but are common cases with only feeble trace of serration, quite even. The middle tibiae of male are strongly arcuated and the hind tibiae are slight so. The color of upper body is dark brown, without metallic luster.
It is widespread in Chile, but sporadic presences in Argentina were reported.

Examined specimens and literature’s data
Argentina: Rio Negro (Breuning, 1928b: 96); Neuquen (Breuning, 1928b: 96); Chubut (Jeannel,1940: 96), Patagonia (Gidaspow, 1963: 303)
Chile: Iquique: Alto Punta Gruesa; Antofagasta: Paposo, Taltal; El Loa: San Pedro de Atacama (Ferrú & Elgueta, 2011: 14), Chorrillos (SB); Copiapó: Travesía; Huasco: Juntas del Carmen, Mineral Algarrobo, Piedra Colgada, Vallenar (Ferrú & Elgueta, 2011: 14), Valle del Huasco (SB); Chañaral: Carrizal, Pan de Azúcar; Elqui: Altos de Talinay, Cuesta Porotitos,El Tofo, La Higuera, La Serena; Choapa: El Bato; Coquimbo: Altos de Talinay; Valparaíso: Casablanca, San Felipe de Aconcagua, Valparaíso; San Antonio: Algarrobo; Santiago: Macul, (Ferrú & Elgueta, 2011: 14), Santiago (SB); Cordillera: El Canelo, río Clarillo; Curicó: Vichuquén; Talca: Maule; Linares: La Balsa, Villalobos; Cauquenes: Reserva Nacional Los Ruiles; Ñuble: San Fabián de Alico (Ferrú & Elgueta, 2011: 14); Concepción: Concepción (MCG), Hualpén (SB); Malleco: Angol; Cautín: Curarrehue, Temuco, Villarrica; Valdivia: Panguipulli (Ferrú & Elgueta, 2011: 14), Valdivia (EM); Osorno: playa Maitén; Chiloé: Ancud (Ferrú & Elgueta, 2011: 14); Bío Bío: Coihueco (MCG), Cobquecura (MCG), Chillán (MCG, SB), Pinto (MCG); Araucanía: Angol (SB); ; Peralillo Elqui (SB)

Notes: Winged, nocturnal, mostly in mountainous regions. On the basis of the material examined, adults are active in the warm period, from October to March, but according to Erwin (2007: 106) also in the wetter and fresher months of July and August.

Calosoma (Castrida) vagans
Dejean, 1831
Chili, Eschscholtz
(type of Calosoma vagans Dejean, 1831)
(coll. Muséum National d'Histoire Naturelle, Paris)
Calosoma (Castrida) vagans
Dejean, 1831
Chile, Santiago, 12.2.84, Prunier lg.
Calosoma (Castrida) vagans
Dejean, 1831
Chile, Santiago, 12.2.84, Prunier lg.

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