Head grey. Antennæ serrated and black; much shorter than the thorax, which is grey, with two small round black spots on the middle, and two square ones next the scutellum, which is black, surrounded by a patch of the same colour. Elytra grey, with two waved irregular bands crossing them, one near the middle, the other near the tips. Beneath black, and, when viewed through a microscope, appearing to be powdered as it were with grey. Legs black. ELATER (CARDIOPHORUS?) PICTUS. Plate XLVII. fig. 3. ORDER: Coleoptera. SECTION: Serricornes. FAMILY: Elateridæ. GENUS. ELATER, _Linn. &c._ (SUBGENUS: Cardiophorus, _Eschsch._?) ELATER (CARDIOPHORUS?) PICTUS. Fulvus, antennis nigris serratis, thorace elytrisque nigro-lineatis et undulatis, his etiam maculâ utrinque triangulari nigrâ. (Long. Corp. 9 lin.) SYN. Elater pictus, _Drury_, _App. vol._ 3. _Schonh. Syn. Ins._ 3. 277. HABITAT: Coast of Africa. Head yellow-brown. Antennæ deeply serrated and black, being shorter than the thorax. Thorax yellow-brown, with several black longitudinal streaks. Scutellum very small and yellow brown. Elytra of the same colour, with several faint black marks thereon, particularly two situated near the middle of a triangular shape, and reaching to the sides; they are a little striated, and terminate in four blunt spines, two to each. Beneath of a greyer colour than on the upper side. Sternum remarkably large. {70}ELATER (SEMIOTUS) LIGNEUS. Plate XLVII. fig. 4. ORDER: Coleoptera. SECTION: Serricornes. FAMILY: Elateridæ. GENUS. ELATER, _Linn. &c._ (SUBGENUS: Semiotus, _Eschscholtz._) Pericalus, _Enc. Méth._ ELATER (SEMIOTUS) LIGNEUS. Ferrugineus, elytris mucronatis vittis duabus lateralibus suturâque obscurioribus, thorace lineâ mediâ nigrâ. (Long. Corp. 1 unc. 3 lin.) SYN. Elater ligneus, _Linn. Amoen. Acad._ vi. _p._ 395. 24. _Syst. Nat._ 1. II. _p._ 652. _Fabr. Syst. Eleuth._ II. _p._ 224. _No._ 20. _Oliv. Ent._ II. 31. _p._ 17. _t._ 2. _f._ 15. _Herbst. Col._ ix. p. 339. 14. _t._ 158. _f._ 8. Elater serraticornis, _Drury_, _App. vol._ 3. Elater conicus, _Voet Col. Ed. Panz._ II. _p._ 110. 9. _t._ 42. _f._ 9. HABITAT: Rio Janeiro. Head red brown. Antennæ black, shorter than the thorax, which is red-brown, with a dark longitudinal streak running along the middle from the head to the scutellum, the sides terminating in two angular points. Scutellum small and brown. Elytra red-brown, marginated and ending in two spines; they are a little striated, with three longitudinal streaks of a dark brown colour; one in the middle along the suture, the others on each side. Breast and base of the abdomen red-brown colour; hinder part of the latter is darker, having two oval spots of a lightish colour near the anus. ELATER (SEMIOTUS) SUTURALIS. Plate XLVII. fig. 5. ORDER: Coleoptera. SECTION: Serricornes. FAMILY: Elateridæ. GENUS. ELATER, _Linn. &c._ (SUBGENUS: Semiotus.)