Calosoma placerum (Gidaspow, 1959: 309)

Paratype: 1 [sex unknown]. [handwritten] Cisco / VI.25 Cal / 7500 ft // From Leng / Collection // Van Dyke / Collection // [on yellow] PARATYPE / [handwritten] Callisthenes / [handwritten] (Microcallisthe- / [handwritten] -nes) placerus / [handwritten] 1956 T.Gidaspow // TG / placeru // 577

Conservation status: Good condition; pinned