ARANEIDA OF PORT ERIN AND DISTRICT. 67 



III. Agelenid^e. 



Tegenaria derhami, very common. 

 Textrix denticulata, fairly common. 



IV. Dictynid^e. 



Amaurobius fenestralis, very common. 



A. similis, very common. 



A.ferox, very local, found in Ballasalla quarries. 



V. Theridiid^e. 



Theridion sisyphum, common, and only taken in 



Colby glen. 

 Phyllonethis lineata, very common. 

 Asagena phalerata, one specimen, on the moors. 

 Ero furcata, only cocoons found. 

 Pholcomma gibbum, one specimen. 

 Linyphia triangularis, very common. 

 L. pusilla, one specimen, on the cliffs. 

 L. lineata, fairly common. 

 L. clathrata, fairly common. 

 Leptyphantes leprosus, very common. 

 L. minutus, very common. 

 L. blackwallii, fairly common. 

 L. tenuis, fairly common. 

 Bathyphantes concolor, very common. 

 B. variegatus, fairly common. 

 Neriene rubens, fairly common. 

 N. bipunctata, fairly common. 

 Erigone atra, very common. 

 E. dentipalpis, very common. 

 Pedanostethns lividus, fairly common, in gorse 



bushes. 

 Tiso vagans, rare. 



