126 



MODERN SYSTEM. 



of the anus sliort and nearly equal, of a conic form : lip nearly se- 

 micircular, broader than long, and projecting between the niaxiliie: 

 {et/es eight.) 



* Ei/es not desa^iblrig the segment of a circle. I\Ia.rilltc straight- 

 cned towards t/ieir extremities, but not dilated. 



Genus 14. SYCTODES. Latrcille, Wakkemcr, Leach. 



Maxilla: obli([ue and longitudinal, covering the sides of the lip; their 

 bases thickened, the apex internallv ol)li(iucly trimcated : lip some- 

 what (piadratc, the base a little contracted : legs with the fourth, 

 then the tirst pair longest; the third pair shortest. 



Sp. 1. Syc. tliorueicu. Pale reddish-while, spotted with l)lack : thorax 

 large and somewhat orbicular, elevated roundly liehind : aljdomen 

 lighter in colour, and subglobose. 



Inhabits Paris, in houses. It has twice occurred near Dover, but both 

 the individuals were females. 



Genus 1.5. THERIDIUM. Walckenaer, Latreillc, Leach. 



Mcuillee with an oblique direction covering the sides of the lip, con- 

 verging towards their points; of equal breadth; the internal apex 

 obtuse, or obli(|uely truncated : lip small, triangular, or semicircu- 

 lar ; the apex truncate or subrounded : legs elongate, the first, then 

 the foiu'th pair longest : CT/es with four in the centre, forming a qua- 

 drangle, the under ones placed ou a conunon elevation; two others 

 on each side geminated, and situated on a common elevation. 



Sp. 1. Th. sisij)hi(m. llufous : abdomen globose, with three lines. 



Theridium sisiphum. Leacli. 



Inhabits Europe, in the corners of buildings, walls, and rocks. It i$ 

 figured by Lister, t. 14. Jig. 11. 



Genus 16. PIIOLCUS. Wnldanaer, Latreille, Leach. 



Marille oblique, covering the sides of the lip, converging from the 

 base to the apex: apex internally truncated: Up transversely qua- 

 drate; the lateral angles of tJie apex roimded and somewhat mar- 

 gined: /c^'s very long and very slender; the first, then the second 

 and fourth (nearly equal) the longest: eyes inserted on a tubercle; 

 two geminated and placed transversely in the middle; three on each 

 side amassed in a triangle, one larger than the rest. 



?>^.l. Fh. phalungioides. Pale-livid: abdomen elongate, cylindric-oval, 

 very soft, obscure cinereous : tip of the tibias and thighs with a pale 

 ring of a whitish colour. 



Pholcus phalangibides. Walck., Latr., Leach. Aranea Pluchii. Scopol, 

 Aranea opilionides. Schrank. Aranea phalangioides. Fourcroy. 



Inhabits houses in Europe; in the western parts of England it is ex- 

 ' ricmcly common, lt-5 body viliruto^, like that of a tipyUdeous iu- 

 ' sect. 



