Zeadolopus, Broun. This, 1903

Peck, Stewart B. & Cook, Joyce, 2013, Systematics and distributions of the genera Cyrtusa Erichson, Ecarinosphaerula Hatch, Isoplastus Horn, Liocyrtusa Daffner, Lionothus Brown, and Zeadolopus Broun of the United States and Canada (Coleoptera: Leiodidae: Leiodinae: Leiodini), Insecta Mundi 2013 (310), pp. 1-32 : 18

Key to species of male Zeadolopus of the continental United States and Canada

1. Abdominal sternite III with two large foveae at anterior margin...... Z. bifoveolatus Daffner

– Abdominal sternite III without large foveae ................................................................................ 2

2(1). Paired apices of median lobe of aedeagus short and rounded ( Fig. 15 ); parameres broad .......... .............................................................................................................. Z. rubricornis Daffner

– Paired apices of median lobe inwardly curved ( Fig. 12, 14 ); parameres narrower .................... 3

3(2). Metatibia more robust, widened near middle; inverted internal sac with a broad, fan-like structure apically ( Fig. 12 ) ...................................................................... Z. egenus (LeConte)

– Metatibia more slender, not widened near middle; inverted internal sac without a broad, fanlike structure ( Fig. 14 )..................................................................... Z. oklahomensis Daffner

Figures

Figures 7–15. Aedeagi, dorsal, of Lionothus species. 7) L. ulkei. 8) L. forticornis. 9) L. bidentatus. 10) L. exiguus. 11) L. parvoculus. Scale line = 0.3 mm for L. ulkei, L. exiguus; 0.4 mm for L. forticornis, L. bidentatus, L. parvoculus. Aedeagi, dorsal, of Zeadolopus species. 12) Z. egenus. 13) Z. bifoveolatus. 14) Z. oklahomensis. 15) Z. rubricornis. Scale line = 0.3 mm.