ELATER (SEMIOTUS) SUTURALIS. Thorace utrinque unidentato ferrugineo, lineâ dorsali punctisque duobus; coleoptris testaceis vittis tribus atris. (Long. Corp. 1 unc. 5 lin.) SYN. Elater Suturalis, _Fabr. Ent. Syst._ 1. II. _p._ 224. 35. _Syst. Eleuth._ II. _p._ 231. 52. _Oliv. Ent._ II. 31. _p._ 18. _t._ 1. _f._ 3. a. b. c. _Herbst. Col._ ix. _t._ 158. _f._ 5. 6. Elater angulatus, _Drury Ins._ _App. vol._ 3. HABITAT: Brazil. Head black, with two thick and short spines. Antennæ black, strongly serrated. Thorax orange, with a broad black streak down the middle; two black lozenge-shaped spots are placed near the middle of the thorax, and united to the black streak; close to these are two protuberances, on the sides of the thorax. Scutellum black. Elytra pale orange, the sides and middle having three black stripes running along them, the extremities ending in two sharp spines. Breast orange, with two long black spots on the sides. Abdomen dark cream-coloured, with two black stripes running along the sides from the breast, and joining at the anus. Legs orange. {71}ELATER (CHALCOLEPIDIUS) PORCATUS. Plate XLVII. fig. 6. ORDER: Coleoptera. SECTION: Serricornes. FAMILY: Elateridæ. GENUS. ELATER, _Linn. &c._ (SUBGENUS: Chalcolepidius, _Eschscholtz_.) ELATER (CHALCOLEPIDIUS) PORCATUS. Viridi-æneus, elytris sulcatis; sulcis villoso-albis, thoracis marginibus luteis. (Long. Corp. 1 unc. 9 lin.) SYN. Elater porcatus, _Fabr. Syst. Ent._ _p._ 211. _8. Syst. Eleuth._ II. _p._ 225. 26. _Oliv. Ent._ II. 31. _p._ 14. 10. _t._ 7. _f._ 74. _Herbst. Col._ ix. _p._ 323. _t._ 157. _f._ 3. _Drury_, _App. vol._ 3. HABITAT: Bay of Honduras. Head dark green. Antennæ black. Thorax yellow at the sides; having a broad bar of a green colour running longitudinally from the head to the hinder part, being margined with black. Elytra deeply furrowed with green and yellow lines, the sides having a broad yellow stripe along them, and margined with black, the extremities being round, and not ending in a spine. Breast, abdomen, and legs dark green. Sternum black and large. PLATE XLVIII. [Illustration] FLATA ----? PUPA? Plate XLVIII. fig. 1. ORDER: Hemiptera. SUBORDER: Homoptera. FAMILY: Fulgoridæ. GENUS. FLATA, _Fabricius, &c._ Aphis, _Drury_. FLATA ---- PUPA? Corpore toto albo pulveroso vel lanoso. (Long. Corp. Ins. haud declar. 9 lin.) SYN. Aphis lanosa, _Drury_, _App. vol._ 3. HABITAT: