Platysoma (Platylister) procerum (Lewis, 1911)


Platysoma (Platylister) procerum (Lewis, 1911: 79) Bickhardt, 1917: 144.

Platylister procerum Lewis, 1911: 79.


Distribution. Central China.


Original description. "Oblong-ovatus, subdepressus, niger, nitidus; fronte concava, stria utrinque interrupta, mandibulis in medio impressis; pronoto stira laterali haud interrupta; elytria striis 1 ­ 3 integris, 4 ­ 5 et suturali brevibus lineis punctatis; pygidio dense punctato, margine postice laevi haud elevato; mesosterno stria marginali obscure integra; tibiis anticis 4 ­ 5-dentatis. L. 8.1/2 ­ 9 mill.

Oblong-oval, rather depressed, black and shining; forehead concave, with the stria obsoletely interrupted on either side; labrum transverse, with an arched outline, not emarginate; mandibles rather broad and impressed in the middle; the thorax, lateral stria well marked and continued behind head, scutellar fovea very small; the elytra, 1 ­ 3 dorsa stria complete, 4 ­ 5 and sutural fine, apical, punctiform or transversely punctured, punctures irregular and not very close; the pygidium is evenly and rather closely punctate, with the posterior rim smooth but not elevated; the mesosternum is emarginate, and behind the emargination the stria is fine but tracealbe as complete; the anterior tibiae are 4 ­ 5-dentate.

The dorsal striae of this species resemble those of cathayi and niponensis, Lew. It is the largest species fo the genus known except mirabilis, Lew.

Hab. Kouy-Tcheou, province of Central China, east of Yunnan (Père Cavelerie, 1908) (?Kwei chau of the 'Times' Atlas). Two examples in the Paris Museum and one is my collection."


Histeridae/Histerinae/Platysomatini/Platysoma/References