Agetocera huatungensis, Lee, Chi-Feng, Bezdĕk, Jan & Staines, Charles L., 2010

Lee, Chi-Feng, Bezdĕk, Jan & Staines, Charles L., 2010, A review of the genus Agetocera (Coleoptera: Chrysomelidae: Galerucinae) in Taiwan — are there only two species?, Zootaxa 2441, pp. 1-19 : 15-17

Agetocera huatungensis , new species

Agetocera taiwana: Yang et al., 2001: 128 (misidentification).

Male. Length 10.5–10.9 mm, width 4.6–5.0 mm. Antenna similar to that of A. yuae . Genitalia ( Fig. 34 ) with median process moderately flattened ventrally, with a weak, longitudinal, medial ridge at dorsal surface; lateral processes short and wide; endophallus with lateral spiculae long and recurved apically.

Female. Similar to that of A. yuae .

Diagnosis. See the diagnosis of A. taiwana . Agetocera yuae differs by the laterally flattened median process and the long and narrow lateral processes of the male genitalia.

Type material (12 specimens). Holotype 3: “ Formosa Karenko (= Hualien city), -- 19, VII 20-VIII 4. T. Okuni, / Agetocera taiwana Chûjô DET. M. CHUJO ” ( TARI); 533, same data as holotype ( TARI, JBCB).

Other material examined (6 specimens). 6ƤƤ, same data as holotype ( TARI).

Distribution. Taiwan (Hualien city; Taitung: Chiponshan).

Etymology. The new species name is a combination of the two collecting sites (Hualien and Taitung counties).

FIGURES 35–36. Distribution map of Agetocera species, solid line: 1000 m, broken line: 2000 m. 35. A. discedens ; 36. red dot: A. yuae ; green dot: A. choui ; blue dot: A. taiwana ; pink dot: A. huatungensis .

FIGURES 37–38. 37. Adults of Agetocera discedens aggregated on the host plant, Gynostemma pentaphyllum ; 38. one male of Agetocera discedens on flowers of Hydrangea angustipetala (Saxifragaceae) .

Figures

FIGURES 34. Agetocera huatungensis, male genitalia, a: dorsal; b: lateral; c: ventral.