124 



CASE 

 IX. 



ARACHNOIDEA. 



Genus Stigm^us {Koch), 



No eyes. 

 SxiGMiEUS CRUENTUS {KocJi, Ubers.) 



Stigrcseus cruentus. Copied from Koch. A mere pin's point in size. 



Genus Caligonus {Koch). 

 Figiu'ed but not characterized by Koch. 

 Caligonus piger {Koch^ Ubers.). 



Caligonus piger. Copied from Koch. Ahuost invisible. 



2ND Subsection, Legs with seven joints. 

 Genus Rhyncholophus {Diiges). 

 This genus has its feet swollen or not diminished at their ter- 

 mination, the hind legs very long, and the body square or diamond 

 shaped. 



M. Van Der Hoeven unites the genus with Erythrseus ; but it is 

 rather with Smaridia and Trombidium that its affinities lie, some 

 species of these genera having the tarsi swollen like Rhyncolophus. 



