104 CANADIAN MICRO-PAL. EONTOLOGY. 



Sub-class : S PUMELLARI A. 

 Order : SPH^ROIDEA. 



Family : Liosphserida, Haeckel. 



8ub-fainily : Caryosphaerida, Haeckel. 



(lenus : CaryOSphsera, Haeckel. 



1. Cakyosph.eka .ec^uidistans, n. sj). 



Plate XT v., tigs. \a and l/>. 



Shell composed ot" five coiicenti-ic spheres, two medullary and three 

 cortical, each with ab(jut ecjual radial proportions. All the spheres 

 with regular circular pores, two to four times as wide as the bars, 

 increasing in size from the centre towards the smooth surface. 



Dimensions :— Diameter of the tirst medullary sphere, 0*042 mm. 



second " 



0-063 



first cortical sphej-e, 



0-085 



second 



0-10.") 



third '» 



0-127 



Occurrence : \ ery lare. 



Order: PRUNOIDEA. 



Family : Ellipsida, Haeckel. 



Sub-family : Cenellipsida, Haeckel. 



Genus : CeneHipsis, Haeckel. 



2. CkNELLIPSIS HEXA(iO\ALIS, 11. sp. 



Plate XIV., tig. 2. 



Ratio of the longer axis to the shorter 2:1. Pores regular, circular, 

 about as wide as the bars, thirteen to tifteen on the half equator. 

 The perimeter of a longitudinal section is roundish hexagonal. Surface 

 smooth. 



i)imensi(ms : — Longer axis of the elli})soid, 0-2() mm. 

 Shorter .. " 0-127 " 



Pores '• II 0-05 >^ 



Occurrence : not frecjuent. 



