EUGLYPHA OBISTATA. 



21 



Test larger than in the type, usually glabrous ; the 

 constriction of the neck slight or absent ; plasma and 

 pseudopodia as in the type. 

 tl Length 70-90 fi ; diameter 20-24 jx. 



Habitat. — Submerged vegetation. 



Wales. — Oriccieth, Carnarvonshire {Gas}^). 

 Scotland. — Loch Kirbister, Orkney Islands. 

 Ireland. — Oaher Island, Mayo ; Inishbofin, Gralway. 



This variety occurs in the United States in a smaller 

 and rather more robust form ; length 60-70/^, diameter 

 21-24/A, and the larger forms occasionally are furnished 

 with spines (v. Leidy), which, however, have always 

 been absent in the British individuals recorded up to 

 the present time. 



Fia. 1-15. — Types of spines of Euglypha crislata var. acicularis. 

 /. 450. 



Var. acicularis Wailes. (Fig. 115.) 



JSv.glypha cristata vav. acicularis 

 Wailes in Jrn. Linn. Soc, Zool. XXXII (1912), pp. 144, 147, pi. xii, 

 ff. 32, 33. {Vide'Froc. R. Ii-ish. Acad. XXXI, lxv, p. 40 (note).) 



Test larger than in the type ; fundus slightly more 

 acute and furnished Avith one or two long spines 

 which are frequently flexuous; plasma and pseudo- 

 podia similar to those of the type. 



Length 75-95 /x; diameter 23-24 ju,; aperture 10- 

 14/x ; spines 23-40 /x in length. 



Habitat. — Submerged sphagnum. 



