CLASS in. AKACMNO'lDA. 123 



Inhabits the south of France, and England, beneath stones. It is 

 rare in this country, but has been taken in Devonshire, near Ply- 

 mouth and Exeter, and near Eondon. 



*** Mandibles perpendkulai\ TLijes eight. 



Genus 9. DRASSUS. Walck., Latr., Lcacfi. Gnapiiosa. Lair. 



Palpi inserted under the lateral and external margin of the maxillae 

 towards their middle : maxillae longitudinal, arcuated, gradually be- 

 coming broader from the base towards the middle, somewhat con- 

 cave internally, smooth externally, their middle impressed, the; 

 points bent inwards above the lip, and oblifjuely truncated within : 

 lip elongate, ovate-quadrate, or rather oval ; the l)ase transversely 

 truncated, inclosing the maxilla : legs \s'ith the lirst, and afterwards 

 tlie second pair longest. 



* Lip somewhat oral ; the external side of the maxilla much lent 

 and arched. 



Sp. 1. Dras.mclanoiiastrr. JMandibles blackish : thorax and legs obscure 

 brown : thighs light reddish-brown : abdomen cinereous-brown and 

 silky. 



Drassus melanogaster. Latr., Leach. Drassus lucifugc. Wakk. 



Inhabits France and England, under stones. 



** Lip ovate quadrate. 

 Sp. 2. Dras. atcr. Entirely black. 

 Drassus ater. Latr., Leach. 

 Inhabits the vicinity of Paris, and near London, under stones. 



Genus 10. CLUBIONA. Latr., Walck., Leach. 



Maxillae straight and longitudinal : the basis a little dilated externally : 

 the apex rounded and obliquely truncated on the inside: lip elon- 

 gate, quadrate, gradually narrowing towards the point: legs, the 

 tirst or the fourth pair longer than the second pair. 



* The tao outermost ci/cs on either side neitlter placed very close to- 

 gether, nor inserted on a distinct prominence. (The 7/iaxilla in all 

 rcith an iucrasscded base ; the fourth pair of feet (rarely the first) 

 longest.) 



Sp. 1. Cln. lapidicola. Thorax and mandibles pale reddish: ket very 



light red : abdomen ash-grey coloured. 

 Inhabits France and England under stones, constructing a globular 



cell of the size of a common hazel nut, in the centre of which are 



deposited a vast number of pale yellowish eggs agglutinated into a 



spherical mass. 



