Page:Madras journal of literature and science vol 2 new series 1857.djvu/60

Descriptions of new Ceylon Coleoptera, [no. 3, new series.

IV. Entomological Papers, being descriptions of new Ceylon Coleoptera with such observations on their habits, ect., as appear in any way interesting. By John Nietner, Colombo Ceylon.

No. IV.

Trib. Bembidiidæ.

Ochthephilus. n. g. N.

Corpus oblongum, subparallelum, valde depressum. Caput magnum antice trigonum; oculis magnis, ovatis, prominulis; cello forti. Mentum subquadrate emarginatum, lobis extus fortiter rotundatis, apice abrupte acuminatis, dente parvo acuminate. Ligula parva apice quadrate truncata, libera, paraglossia setiformibus marginem anteriorem longe superantibus. Palpi robusti art. 4° elongate, tenui, acuminate; maxillares art. 3° interne—, 2° externe incrassato; labiales art. 3° robusto externe incrassate, 2° parvo, cylindrico. Labrum parvum subtrigonum, antice emarginatum. Mandibulæ elongatæ, rectæ, trigonæ, apice arcuatæ, infra medium pluries dentatæ. Antennæ rebustæ corporis med. fere attingentes, art. 1° et 11° mediocribus, subæqualibus, 2-4 et 5-10 inter se subæqualibus illis subcylindricis, his ovatis, Thorax subcordatus basi quadratus. Pedunculus brevis. Elytra apice rotundata. Pedes omnes simplices, subæquales, anteriores tibiis prefunde excavatis, tarsis leviter centractis, art. 1-4 gradatim mineribus, art. 1° subcylindrico 2-4 subtrigonis, 5° sat magno, unguibus simplicibus.

43 Ochthephilus Ceylanicus N.

O. brunneo-testaceus, pedibus palpisque testaceis tenuiter pubescens; fronte prefunde 2-sulcata; elytris obsolete striatis, in striis punctatis; long. corp. 11/3 lin.

In fluminum ripis Bembidiorum more victitat.

This interesting little beetle might at first sight be mistaken for a Lœmophlœus, the size, depressed form and color of which it has,