Guide to Palearctic Flea Beetle Genera
(Coleoptera: Chrysomelidae: Alticinae)

Pentamesa Harold

Pentamesa kandarensis Click here to see a larger image

Pentamesa Harold, 1876:124 (type species P.duodecimmaculata, Harold, 1876, India, Burma, by monotypy). - Heikertinger, 1924a:52. - Heikertinger & Csiki in Junk, 1940:511. - Maulik, 1926:283, 288. - Chen, 1933:223. - Gressitt & Kimoto, 1963:746, 813. - Scherer, 1969:219. - Lopatin, 1977:236; 1984:362. - Medvedev, 1992:588. - Konstantinov & Vandenberg, 1996:357.

Distribution: Southern Siberia, Central Asia, China, India.

Statistics: 2 species in Palearctic, about 10 species worldwide.

Host Plants: Clematis orientalis (Lopatin 1984).

Diagnosis: Body medium sized, broadly oval, sometimes round. Color orange-yellow, reddish brown or brown usually with spots on elytra.
Head pro-hypognathous, broadly oval, very flat from lateral view. Frontal ridge very broad, short, forming angular T-shaped ridge with anterior margin of head capsule. Antennal calli raised, triangular, separated from each other, delineated from vertex by narrow furrow. Orbital line present. Interantennal space wider than transverse diameter of eye. Clypeus short, labrum typical. Antenna 11-segmented, filiform.
Pronotum wide, slightly sinuate posteriorly, laterally flat, without any impressions. Procoxal cavity open behind. Intercoxal prosternal process comparatively narrow. Mesosternum wider and shorter.
Elytra broad, oval; humeral calli well developed. Elytral punctures irregularly placed. Epipleuron wide, horizontal.
Metafemur typical. All tibiae incrassate, dilated between middle and apex. Front tibia of male enlobed, with posterior 1/2 sulcate on outer surface. Dorsal surface of metatibia flat. Metatarsus inserted apically. first metatarsal segment comparatively short, not longer than following two combined.

Generic Key	Generic Index	Morphology	Host Plants	Overview of Palearctic Fauna	Literature Cited

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