13C CATALOGUE OF 



AnteniiiB Ted, slender, nearly as long as the body. Protborax much 

 longer tbau half its breadth, dark red along the borders ; fore border hardly 

 truncated; sides slightly rounded; hind border strai<^ht. Mesothorax 

 concealed by the coriaceous quadrate somewhat roughly punctured fore 

 wings. Melathorax with the hind angles very slightly elongated. Hind 

 borders of the abdominal segments from the first to the seventh successively 

 more elongated and acute; under side dark red. except near the tip; 

 supra-anal lamina haidly keeled, deeply notched. Cerci stout, flat. Legs 

 dark red, robust, rather long; femora witli stout spines; arolia large. — 

 Var. /3. — Head red. Length of the body 9 — 11 lines. 



a. St. John's Bluff, East Florida. Presented by E. Doubleday, Esq. 



b, c. North America. Presented by F. Walker, Esq. 



Sect. 8. Satiss. H. N. M. iii. 77. 

 36. Periplaneta mvstkca. 

 Perijilaneta noysteca, Sams. Rev. Zool. xiv. 170; Hist. Nat. Mex. iii. 77. 

 o, b. Oajiica. From M. Salle's collection. 



37. Periplaneta Heydeniana. 

 Periplaneta Heydeniana, Sauss. Rtv. Zool. 1864, No. 29. 

 Australia. 



38. Periplaneta ^thiopica. 

 Periplaneta aethiopica, Sauss. Rev. Zool. 1864, No. 30. 

 Hindostan. Ceylon Mauritius. Brazil. 



39. Periplaneta lateralis. 



Mas. Pic6a, longi-fusiformis, subtus fulva, caput prothoracem paulla 

 superans ; antennce fulvcB ; thoracis later a fulva, semiht/alina, meso' 

 thoracis et melathoracis angulis pnsticis perparum productis ; abdo- 

 minis segmenla dorsalia ventralibus vix laliora ; membrana sub* 

 analis minima, divisa. 



Male, Piceous, elongate-fusiform, smooth, shining, tawny beneath. 

 Head extending a liule beyond the protborax, convex and smooth beneath. 

 Eyes black, very wide apart. Second joint of the palpi slightly clavate ; 

 third lanceolate, longer than the second. Antennse tawny, much more than 

 half the length of the body. Protborax conical, semihyaline on each side, 

 a little shorter than its breadth along the hind border, which is nearly 

 straight. Mesothorax and melathorax semihyaline and extending some- 

 what beyond the pectus on each side, their hind angles very slightly 

 elongated. Abdominal dorsal segments hardly extending beyond the ventral 

 segments; sub-anal membrane very small, completely bilobed. Styles 



