Dimini Candèze, 1863

Arimoto, Kôichi, 2023, Taxonomic revision of the genus Penia Laporte (Coleoptera, Elateridae, Dendrometrinae) from Taiwan, Zootaxa 5375 (3), pp. 301-335 : 303

Tribe Dimini Candèze, 1863

Included genera from Taiwan. Five genera: Csikia Szombathy, 1910 , Dima Charpentier, 1825 , Parapenia Suzuki, 1982 , Penia Laporte, 1838 , Pseudocsikia Schimmel and Platia, 1991 .

Remarks. Taiwanese Pseudocsikia species were suggested to be separate from the genus ( Qiu and Kundrata, 2022).

Key to the genera of the tribe Dimini in Taiwan

(1) Hind wings not fully developed, shorter than elytra......................................................... (2)

- Hind wings fully developed, longer than elytra............................................................. (3)

(2) Anterior angles of pronotum without protruded structure and pits............................. Dima Charpentier, 1825

- Anterior angles of pronotum with stoutly protruded structure, with a large deep pit at the basal portion of each protrusion........................................................................ Pseudocsikia Schimmel and Platia, 1991

(3) Hind angles of pronotum with a pointed subapical tooth posteriorly in addition to angled tip........ Parapenia Suzuki, 1982

- Hind angles of pronotum without subapical tooth........................................................... (4)

(4) Pronotum with a large pit just behind each anterior angle. Prosternal process with a pointed subapical tooth ventrally, but in some subapical tooth not protruding like a spine. Mesial impunctate ridge of hypomeron weakly grooved anteriorly......................................................................................... Csikia Szombathy, 1910

- Pronotum without pits around its anterior angles. Prosternal process without subapical tooth. Mesial impunctate ridge of hypomeron not grooved................................................................. Penia Laporte, 1838