156 MODEIIN SYSTEM, 



Sp. 1. Dem. atrkapilla. Body pale yellowish : head black : month and 

 thorax reddish: elytra very obsolctely striated: wings elongated; 

 epigastrium and base of the belly liiscous. 



Lebia atricapilla. Lair. 



Inhabits beneath the bark of trees. 



Sp. 2. De7n. monostigma. Body pale yellowish : head black : thorax 

 reddish : elytra obsoletely striated, towards their tips v.ith one fus- 

 cous spot : wings abbreviated. 



Risophilus monostigma. Leach. 



Inhabits Europe amongst the roots of plants. It is very common near 

 Swaxisca. 



Genus 52. ODACANTIIA. Fair., Latr., Bond, Clairv., Panz., 



Leach, Gijll. 

 Tc/m with their fourth joint simple: Arr/f/ behind much produced: 



thorax oblong, subcylindric, narrower than the head. 

 Sp. 1. OdacaiUha iticlanura. 

 Attelabus melanurus. Linne. 

 Inhabits marshes in Norfolk and near Swansea. 



Stirps 18.— Fa/pi very much elongated, the fourth joint with its apex 

 dilated: lip with the tooth of its notch bifid: labtfim trilobate, the 

 middle lobe largest : mumUblcs very prominent : (imuilhr with a very 

 thin perpendicular claw : tarsi with the fourth joint bifid : neck di- 

 stinct.) 



Genus 53. DRYPTA. Latr., Fabr., Bonel., Panz.,Lcach. Cara- 

 Bus. Rossi, Marsh. Cicindela. Oliv. 



Thorav cylindric: head narrowed or lengthened behmd : mandibles 

 much elongated and very ].rominent : exterior maxillary and labial 

 palpi termmatcd by a large nearly obconic joint, (maxillary ones 

 nuich lengthened :) lip elongate linear, with two auricles. 



Sp. 1. Bri/p.cmurginuta. Blue, punctate, villose: mouth, antenna*, and 

 feet red : thorax vv^ith an impressed longitudinal line ; elytra with 

 punctured stria; ; apex of the first and middle of the third joint of 

 the antennffi brown. 



Drypta emarginata. Fair. Latr. Gen. Crust, et hisect. i. 197. tab. 7. 

 Jig. 3. Leach, Edin. Encj/cl. ix. 81. Carabus chrysostomus. Mar sham. 



Inha])its Europe. In Britain it is rare; but has been taken jiear Ilast- 

 mgs and Faversham. 



Fam. III. Dyticid.i. Leach. 

 H V I) iioQA NTH A R I . Lulreilk. 



EJyticus. Geoff'ro)/. 



Dytiscvs. Linne, &c. 



- All the Dyticida; inhabit th€ ^vater, both in the state of iarra 



