OCR Text |
Show 516 MR. M. JACOBY ON NEW COLEOPTERA. [June 5, Length 5 lines. Hab. Chontales, Nicaragua. Collected by Mr. M . Janson. This snecies resembles much in pattern D. sheppardi, Baly ; but it Teasi f d tingSshed from that species by its sma 1 size and the double ows of punctures on the elytra, the punctuation in D. shep-pafdihZl more irregular, and so coarse as to be distinctly visible to the naked eye. 11. DORYPHORA ORNATA, sp. nov. Ovate, convex, shining; head black, covered with fine and remote punctures, labrum fulvous; mandibulse, palpi, and antennse black -thorax very shining black, with a slight greenish tint, evenly and distinctly but not closely punctate, with two or three rather deep impressions near the lateral margins; scutellum entirely impunctate; elytra strongly punctate-striate, the strise running together in pairs, more obsolete towards the apex, shining b ack each elytron with four spots of a bright fulvous colour, situated as follows-one oval-shaped near the scutellum, another near the sutural hue, exactly in the middle, a larger pear-shaped spot reaching from the base of the shoulder to a little before the middle, and a large triangular patch occupying the entire apex and terminating in a sharp point; this patch contains a small roundish black spot near its extremity ; body below, feet, and tarsi black, shmmg. Length 5 lines. Hab. Chontales, Nicaragua. Collected by Mr. Janson. 12. DORYPHORA ANTENNALIS, sp. nov. Ovate, convex; head and thorax dark brown, elytra flavous, with brown, irregular, longitudinal patches. Head with a few fine irregularly distributed punctures; antennse almost fihlorm, with the third joint nearly double the length of the fourth and the longest, the following joints slightly stouter, and the last very nearly as long as the third, and very pointed at the apex, the first five joints brown, the rest fuscous, with the exception of the last, which is of a light testaceous colour, labrum and palpi brown, thorax with the lateral margins parallel until about tbe middle, from there slightly widened and much rounded towards the apex, the anterior angles acute, surface deeply but not closely punctate, with a distinct longitudinal depression at a little distance from the lateral margin ; scutellum triangular, smooth, brown, margined with black ; elytra wider at the base than the thorax, oblong-ovate, regularly rounded near the apex, distinctly striate-punctate till about the middle, very obsoletely from there to the apex flavous, lateral margin, the suture, an oblong patch, much widened in the middle, running in an oblique direction from the base near the scutellum towards the sutural margin behind the middle, and another longitudinal subquadrate patch near the apex, not touching the suture nor the exterior margin, dark brown ; in the middle of the elytra another short streak of the same colour is |