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Show 1873.] ZEPHRONIA AND SPHcEROTHERIUM. 177 20. SPHcEROTHERIUM DE LACYI. Zephronia (Spheerotherium) de lacyi, White, Ann. & Mag. Nat. Hist. ser. 3, vol. iii. p. 406. n. 4, pl. 7. f. 2, 2a (1859). New Zealand (Macgillivray). Type, B.M. 21. SPHcEROTHERIUM NEPTUNUS. Spheerotherium neptunus, Butler, Ann. & Mag. Nat. Hist. ser. 4, vol. x. p. 358. n. 2, pl. 18. f. 6 (1872). Madagascar (Madame Ida Pfeiffer) ; Natal (Gueinzius). Type, B.M. Sect. d. Dorsal segments covered with minute pustules. 22. SPHcEROTHERIUM FRATERNUM. (Plate XIX. fig. 2.) Spheerotherium fraternum, Butler, Ann. & Mag. Nat. Hist. ser. 4, vol. x. p. 359. n. 3 (1872). Victoria, Australia (Dr. Howitt). Type, B.M. Sect. e. Lateral wings of first dorsal segment with laminae broad and thin, marginal ridge feebly developed; dorsal segments without pustules. 23. SPHcEROTHERIUM KOCHII, n. Sp. Spheerotherium punctatum, Koch, Myriapoden, i. p. 43, pl. 19. f. 37 (1863), but not of Brandt. Java. B.M. Koch says that the head and nuchal plate are somewhat darker than the dorsal segments : this is markedly the case in our example. 24. SPHJEROTHERIUM MICROSTICTUM. Spheerotherium microstictum, Brandt, Bull. Acad. St. Petersb. (1841) ; Rec. M e m . Myriap. p. 178 (1841). " Head smooth, marked by scattered punctures, scarcely any on its upper margin. Collar punctured in front only, with punctuations in a row, without punctuations above; some scattered punctures upon the first dorsal segment. Second, third, fourth, and fifth segments finely punctured in front only, very nearly smooth over all the rest of their surface ;" remaining segments, "with the exception of the last, punctured in front and in the centre. Hind margin of the last segment very nearly straight; this segment rounded, convex, moderately sloping, entirely marked with fine and close punctuations. Colour olivaceous ; margins of the segments ferruginous." Cape of Good Hope (Brandt) ; sp. ead. ? hab. - ? B.M. W e have portions of two large examples, differing much in depth of colour, but both apparently referable to this species. Div. 4. Last dorsal segment bearing a triangular excrescence in the middle of its posterior area. 25. SPHcEROTHERIUM TITANUS. Spheerotherium titanus, Brandt, Bull. Acad. St. Petersb. (1840). Hab. unknown. Museum of St. Petersburg. PROC. ZOOL. Soc-1873, No. XII. 12 |