481 



GENUS EURYOPIS MENGE. 



EURYOPIS PRONA. 



Steatoda prona, Cambr., Trans. Linn. Soc. xxx., p. 324. 



Tiieridiost pronum, Cambr., I.e. xxviii., p. 535. 



Paohydaotylus pronus, Menge, Preuss. Spinn. 177, pi. 33, fig. 80. 



Longth of the male l-10th of an inch. Female rather larger. 



Cephalo-thorax round-oval, of great, but uniform, convexity ; 

 normal grooves and indentations obsolete ; ocular area small, 

 horizontally prominent. Colour yellow-brown, strongly suff used 

 with a darker hue. Clypeus of great height, and projecting at 

 its lower margin. Falces very small. Legs short, 1.4.2.3, dull 

 yellowish, or yellow-brown ; tibiae strongly suffused with dark- 

 brown, as also are the metatarsi of the fourth pair. The 

 palpi of the male, similar to the legs in colour, and rather long ; 

 cubital joint short and tumid ; radial smaller ; digital large, 

 oval, dark-brown. Palpal organs prominent, rather complex, 

 but compact, and directed outwards. Abdomen oval, very 

 convex above, and obtuse at each end, of a blackish brown 

 colour, clothed with short pale hairs. Spinners of about equal 

 length ; but those of the inferior pair are greatly the strongest. 



Pound in June, 1870, near Newhavon, Sussex, on furze 

 bushes when in bloom, as well as among the stems and at the 

 roots of low herbage. It is nearly allied to Earyopis inomata , 

 Cambr. (p. 100), but is rather larger and is of a much duller 

 colour ; the eyes also are smaller, and the palpi longer ; the digital 

 joints being smaller, and the palpal organs rather different in 

 structure. 



EURYOPIS BLACKWALLII. 



Theridion blaokwallii, Cambr., Trans. Linn. Soc. xxvii., p. 419, 

 pi. 55, No. 16. 



Adult male length l-10th of an inch. 



Allied to Euryopis inomata, Cambr. (p. 1 00), but larger. Cephalo. 

 thorax bright yellow-brown ; abdomen black on the upper side, 



