.386 Mr. Newport on the Class Myriapoda, Order Chilopoda. 



16. Scol. spinigera, brunnca, capite labioque ferrugineis, pedibus paris postremi gracilibus 

 complanatis subaeque crassis; margine superiore interiore superficieque interiore spi- 

 narum acutarum seriebus 2 longitudinalibus armatis. — Long. unc. If. 



Scol. spinigera, Newp. I. c. p. 98. 



Hab. Prope Tripoli Africse Borealis, Ritchie, {v. in Mus. Brit.) 



Cephalic segment subcordate, with the posterior margin straight ; antennae with nine- 

 teen joints ; basilar tooth large ; labium smooth, convex, sutures absent ; dental plates 

 small, quadrate ; teeth eight, acute, pointed, with the second and fourth on each plate 

 irregular. Posterior pair of legs elongated, flattened, and a little dilated ; basilar joint 

 with the external margin subacute ; internal one with numerous acute spines, arranged 

 in two, and sometimes three, short, oblique, double series, from three to five in each 

 series ; internal angular process large, elongated, with the apex multifid. Inferior sur- 

 face slightly flattened, with from fifteen to twenty very minute spines arranged in two 

 double, irregular, longitudinal series. Lateral anal appendages roughened, convex, with 

 the apex elongated and quinquefid, with one minute spine on its external surface, and 

 one on its external posterior margin. Preanal scale flat, four-sided, slightly elongated, 

 with the posterior margin rounded. 



17. Scol. affinis, viridi-fusca, capite labio mandibulisque ferrugineis, pedibus viridibus, pe- 

 dum posteriorum articulo basali inferne pauliim excavate : spinis minutissimis triseriatis, 

 dentibus 8 e quibus in unaquaque lamina dentali exteriore interioreque elongatis. — 

 Long. unc. l^^. 



Scol. affinis, Newp. I. c. p. 98. 



Hab. In Graecia. D, C. Fellows, (v. in Mm. Brit.) 



Cephalic segment cordate, subquadrate, with the posterior margin somewhat transverse; 

 mandibular tooth large ; labium smooth, sutures absent ; dental plates quadrate ; teeth 

 eight, the external and internal one of each plate projecting, with a slight excavation 

 between them ; basilar joint of the posterior pair of legs flattened, with the margins 

 rounded ; internal margin armed with numerous spines, as in S. spinigera. Inferior 

 surface slightly excavated, with at least three rows of very minute spines, amounting to 

 from fifteen to twenty-five on each side of the excavation. Lateral anal appendages 

 scabrous, with the apex elongated, multifid, and the external margin with three or four 

 minute spines. Preanal scale smooth, elongate, quadrate, with the posterior margin 

 rounded. 



18. Scol. pvnctiventris, fusco-olivacea, antennis viridibus, mandibulis labioque aurantiacis, 

 pedibus flavis, dentibus 8 distinctis : margine angustato, appendicibus analibus dense 



