Phaenonotum exstriatum ( Say, 1835 )

Gonzalez-Rodriguez, Liza M., García-Hernández, Andrea L. & Clarkson, Bruno, 2017, First records of water scavenger beetle species (Coleoptera, Hydrophilidae) from Quindío Department, Colombia, Check List 13 (5), pp. 605-620 : 616

Phaenonotum exstriatum ( Say, 1835) ( Figs 20, 44)

Hydrophilus exstriatus Say 1835: 171 .

Cyclonotum estriatum [sic] (Say)— Melsheimer 1853: 36, unjustified emendation.

Phaenonotum estriatum [sic] (Say)— Fleutiaux and Sallé 1889: 377, unjustified emendation.

Coelostoma minutum Castelanu 1840: 58 . Syn.: Zaitzev 1908: 405.

Cyclonotum minutum (Castelanu) — Gemminger and Harold 1868: 495.

Cyclonotum globulosum Mulsant 1844b: 167 .

Cyclonotum semiglobosum Zimmermann 1869: 250 . Syn.: Orchymont 1941: 7.

Phaenonotum semiglobosum (Zimmermann) — Zaitzev 1908: 405.

Phaenonotum dubium Sharp 1882: 98 . Syn.: Smetana 1978: 14.

Phaenonotum exstriatum (Say) — Orchymont 1941: 7.

Diagnosis. Body 2.30–4.00 mm long. Body oval in shape. Dorsal coloration entirely black. Dorsal punctation on head and pronotum fine and dense, on elytra coarser. Meso-metaventral process strongly elevated, acuminate on anterior margin, widened posteriorly, with dense punctation on surface. Parameres as long as median lobe, slightly acuminate at apex, outer margin sinuate; median lobe wider than parameres, slightly acuminate at apex; phallobase shorter than parameres.

Geographic distribution. Argentina?, Brazil? Costa Rica,