ya yee ew ee CPSC Te Ree oo, eee ee 
ney hat, hh 
PLATE 92. 
Hyalonema (Oonema) crassipinulum LENDENFELD. 
Figures 1-23. 
1-7.— Superficial pinules; magnified 50; phot. Zeiss, apochr. 16, compens. oc. 2: “ 7 ; is 
1-5, gastral pinules; 
6, 7, dermal pinules. 
8.— Portion of the lower layer (without the pinules) of the gastral membrane; magnified u 
Zeiss, apochr. 16, compens. oc. 6. oi es 
9-11.— Microhexactines; magnified 200; phot. Zeiss, apochr. 8, compens. oc. 6. 
12-15.— Parts of microhexactines (13-15) and a whole one (12); magnified 500; phot. nag 
apochr. 2, compens. oc. 6. Ln 
16, 17.— Canalar pinules; magnified 300; phot. Zeiss, apochr. 8, compens. oc. 12: ac 
16, a pentactine one; ‘7 - 
17, a hexactine one. ; q : 
18-21.— Side-views of superficial pinules; magnified 300; pioHl Zeiss, apochr. 8, compens. oc. 6: ¢ 
18, a dermal pinule; 2s 
19-21, gastral pinules. 
6 22, 23.— The basal part of a gastral superficial pinule with the distal ray broken off rather short 
from above; magnified 300; phot. Zeiss, apochr. 8, compens. oc. 12: 
22, focussed higher, an optical transverse section of the distal ray; 
23, focussed lower, the lateral rays. : * t 
