Figure 9 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 9 Genitalia of Horologion species AH. speokoites median lobe, left lateral aspect BH. speokoites left paramere, left lateral aspect CH. speokoites median lobe, dorsal aspect DH. hubbardi median lobe, left lateral aspect EH. hubbardi left paramere, left lateral aspect FH. hubbardi median lobe, dorsal aspect GH. hubbardi right paramere, right lateral aspect HH. hubbardi female genitalia, ventral aspect A–C after Valentine (1932). Scale bar: 0.1 mm.