EUGLYPHA STEIGOSA. 29 



thickened scales ; nucleus large, containing two or 

 three nucleoles, placed posteriorly ; plasma normal ; 

 pseudopodia numerous, spreading, frequently branched. 

 Length 45-100 jjl ; breadth 30-60 /i, ; thickness 20- 

 SOjjl; aperture 12-23 ju,; nucleus 10-20 /x in diameter; 

 cils 5-15 ja in length ; body-scales 7-10-5 /x in length, 

 4'5-5'5 /A in breadth. 



Habitat. — Mosses and aquatic vegetation. 



England. — Dm-ham; Westmoi'land {Gash, Broivn) ; 

 Lancashire {Gash) ; Yorkshire ; Derbyshire {Brown) ; 

 Nottinghamshire ; Rutlandshire ; Shropshire ; Bed- 

 fordshire; Cambridgeshire; Hertfordshire; Bucking- 

 hamshire ; Oxfordshire ; Hampshire ; Isle of Wight ; 

 Devonshire ; Cornwall ; Scilly Islands. 



Fig. 120. — Aperture scales of Euglypha strigosa. x 1600. 



Wales.— Llyn Ogwen {West) ; Llyn Crafnant, Dol- 

 gam, Moel Siabod, and Bettwys-y-Coed {Hoph.), and 

 Sychnant Pass {Gash), Carnarvonshire. 



Scotland. — Shetlands ; Orkneys {West) ; St. Kilda 

 •{Brown), Outer Hebrides ; Inverness-shire, Elginshire, 

 and Aberdeenshire {Broivn); Perthshire {Gash, Brown) ; 

 Argyllshire and Isle of May {Brown) ; Mid-Lothian 

 and Pentland Hills {Gash) ; Dumfries ; Ayrshire, Kirk- 

 cudbrightshire, and Wigtownshire {Brown). 



Ireland. — Armagh ; Islands off Clew Bay and main- 

 land. Mayo; Galway ; Wicklow {Hoplc.) ; Limerick. 



This is the most generally distributed and numerous 

 of the Euglyphas, although in some localities E. ciliata 

 exceeds it in numbers. The thickened aperture-scales 

 generally suffice for its identification; the circular 

 aperture also distinguishes it from E. ciliata and E. 

 compressa ; the cils are occasionally confined to the 



