Figure 13 from: Harden CW, Davidson RL, Malabad TE, Caterino MS, Maddison DR (2024) Phylogenetic systematics of the enigmatic genus Horologion Valentine, 1932 (Coleoptera, Carabidae, Trechinae, Horologionini), with description of a new species from Bath County, Virginia. Subterranean Biology 48: 1-49. https://doi.org/10.3897/subtbiol.48.114404

Figure 13 Distribution map of species of Horologion. Black triangle: Horologion hubbardi, black circle: Horologion speokoites. Grey shaded areas represent exposed karst (Weary and Doctor 2014).