iST G. I. PLAYFAIR. 675 



Fig. \\.—EuiiJypha /oris Perty, type; ( X 660). 



Fig. 1"). ,, ,, Penard's form, encysted; ( X (560 K 



Fig. 16. ,, ,, Penaid's form, with square-ended, apical plates, 



quite smooth sides, and no apparent markings; (X 660). 

 Fig. 17. — Eufjlypha hfcis var. lanceolata, n.var. ; markings as in Fig. 18; a, 



side-view outline; ( x 10(X)). 



Plate xli. 



Figs.l, 2. — Ewjlypha denfata var. dongata, n.var.; (1) with preserved body 



of the creature ( x 660); (2) empty test ( x 1000). 

 Fig.3. — E. denfata, ovate form, in shape more like the type; ( X 1000). 

 Fig. 4. — E. dentata var. hamulifera Playf., (X 1000); a, circular body-scale 

 slightly overlapping six others, showing the foramina, one at the 

 intersection of every three plates, much enlarged. 

 Figs.o, 6. — Sphenoderia anstralis, n.sp. ; (5) x 500, (6) x 660. 

 ,, foreosa, n.sp.; ( x 660). 



,, ,, var. tenuis, n.var.; ( x 530). 



,, sphtcrica, n.sp. ; «, side-view of orifice; h, end 



view; ( x 500). 

 ,, macrolepis Leidy, forma; ( x 800). 



,, _/?".svs«Vo^-^ri''8 Penard, forma, (x800); or, side-view. 



Fig. 12. — Cyphoderiopsls lowjicoUU, gen.nov. et sp. ; a, another form of 



orifice; ( x 660). 

 Fig. 13. — Trinema candatum, n.sp.; a, side-view; ( x 660). 

 Fig. 14. — Sphenoderia Jifsisirodris var. -splendida, n.var.; (x660). 



