Atlanticus (Atlanticus) testaceus (Scudder, 1901)
 
male, pronotum (outline of disc) and tegmina

Source: Rehn, J.A.G. & Hebard. 1916. Trans. Amer. Entomol. Soc. 42:33-100, Pl. VI-VIII, Pl. VI, Fg. 2 (specimen from Pennsylvania)