18/3.] zephronia and sph.erotherium. 177 



20. Sph^erotherium de lacyi. 



Zephronia (Sphcerotherium) de lacyi, White, Ann. & Mag. Nat. 

 Hist. ser. 3, vol. Hi. p. 406. n. 4, pi. 7. f. 2, 2a (1859). 



New Zealand (Macgillivray). Type, B.M. 



21. Sphcerotherium neptunus. 



Sphcerotherium neptunus, Butler, Ann. & Mag. Nat. Hist. ser. 4 

 vol. x. p. 358. n. 2, pi. 18. f. 6 (1872). 



Madagascar {Madame Ida Pfeifer) ; Natal (Gueinzius). 



Type, B.M. 



Sect. d. Dorsal segments covered with minute pustules. 



22. Sphcerotherium fraternum. (Plate XIX. fig. 2.) 

 Spharotherium 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 lamince broad 

 and thin, marginal ridge feebly developed; dorsal segments 

 without pustules. 



23. Sphcerotherium kochii, n. sp. 



Sphcerotherium punctatum, Koch, Myriapoden, i. p. 43, pi. 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. Sphcerotherium microstictum. 



Sphcerotherium microstictum, Brandt, Bull. Acad. St. Petersb. 

 (1841) ; Rec. Mem. 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. 



We 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. 



Sphcerotherium titanus, Brandt, Bull. Acad. St. Petersb. (1840). 

 Hab. unknown. Museum of St. Petersburg. 



Proc. Zool. Soc— 1873, No. XII. 12 



