218 LEPISMA. 



Lepisma saccharina, Linn. 



Lepisma saccharina, Linn. Faim. Suec. 



— — „ Syst. Nat. 



— — Fabr. Ent. Sys. 

 Forbicina jplana, Geoff. Ins. Euv. Paris. 



Lepisma sonicylindrica, De Geer. Ges. d. Ins., vol. vii. 



— saccharina, Miiller. Zool. Dan. Prod. 



— — Treviranns. Vermis. Sclirift. vol. ii. 

 Machilis cylindrica, Lac. and Bois. Faun. Ent. Env. Paris. 

 Lepisma saccharina, Lncas. His. Nat. Crus. Ar. and Myr. 



• — — Temp. Trans. Ent. Soc, vol. i. 



— — Gervais. His. Ins. Apt., vol. iii. 



— — Burm. Hand. d. Ent. 



— — Nicolet. Ann. Soc. Ent. France, 1847. 



— — Lubbock. Trans. Linn. Soc, 1869. 



Plate L. 



Silvery wliite, witH a yellowisli tinge about the 

 antennae and legs. 



Length J of an inch. 



Head free. Mesothorax and naetathorax somewhat 

 wider, but shorter, than the prothorax. Abdomen 

 gradually tapering. 



Eyes black, remote. Antennge long, tapering ; 

 basal segment short, others numerous and still 

 shorter; at some little distance from the base they 

 become rather longer, and gradually divide into two 

 subsegments. They are about two thirds as long as 

 the body, but are generally imperfect. 



The mandibles, PL LXVI, figs. 8, 9, are short, 

 strong, and curved. 



The maxillary palpi are 5-jointed. 



The labial palpi are 4-jointed, much expanded at 

 the apex. The lower lip is 4-lobed ; but the lobes are 

 rounded, not pointed as in Treviranns' figure.^ 



The legs are 5-jointed, and the feet biunguiculate. 

 The two basal segments, in addition to ordinary hairs, 

 bear a number of stiff spines with bifurcate extremities, 

 like those on the larger palpi. On the underside 



^ ' Vermisclite Schriften,' Tab. ii, fig. 4. 



