PLATE 88. 
Hyalonema (Oonema) sequoia LENDENFELD. 
Figures 1-13. 
1-4.— Microhexactines; magnified 200; phot. Zeiss, apochr. 8, compens. oc. 6. 
5, 6.— Small microhexactine-derivate pinule-like hexactine canalars; magnified 300; phot. Zeiss, apochr. 
8, compens. oc. 12. 
7-10.— Small superficial pinules; magnified 300; phot. Zeiss, apochr. 8, compens. oc. 12: 
7-9, pentactine ones; 
10, a hexactine one. 
11-13.— Superficial pentactine pinules; magnified 300; phot. Zeiss, apochr. 8, compens. oc. 6: 
lla, 12a, 13a, the distal parts of three; 
11b, 12b, 13b, the proximal parts of the same (three; there is no overlapping and nothing missing. 
the upper ends of figs. 11b, 12b, and 13b fit exactly on the lower ends of figs. 11a, 12a, and 13a 
respectively) ; 
11, a medium-sized one; 
12, 13, large ones. 
