PLATE XIV, 
Transverse sections 
(Figs. 438—441, 
Pag. 
438. « Cidaris » dorsata typica, from St. Cassian 
(Brit. Mus., E 10,090); a section near the 
proximal end of the shaft of a typical peri- 
pheral radiole.173 
439. « Cidaris » dorsata marginata, from Jeruzsa- 
lemhegy (Brit. Mus., E 10091); a section 
corresponding to fig. 438 . 174 
440. «Cidaris» alata subalata, from St. Cassian 
(Brit. Mus., E 10092); a section correspond- 
of Echinoid Radioles. 
all X 30 diam.) 
Pag. 
ing to the previous ones ; the vane is at 
the lower end of the figure, the smooth 
adoral face is on the right.174 
441. « Cidaris » alata poculiformis, from Jeruzsä- 
lemhegy (Brit. Mus., E 10093); a section 
corresponding to the previous ones; the 
vane is at the lower left-hand corner, the 
adapical face is probably that on the left. 174 
All the figures were drawn from the sections by G. T. Gwilliam, under the Author’s direction, at a magni- 
fication of 40 diam., and were reduced by photography to the present scale. 
