PLATE 100. 



Hyalonema (Skianema) aequatoriale Lendenfeld. 

 Figures 1-12. 



1, 2. — A slender small macramphidisc; magnified 500 ; phot. Zeiss, apochr. 8, compens. oc. 12 

 1, focussed high (on the uppermost teeth); 2, focussed lower (on the shaft). 



3, 4. — A broad small macramphidisc; magnified 500; phot. Zeiss, apochr. 8, compens. oc. 1: 

 3, focussed high (on the uppermost teeth); 4, focussed low (on the shaft). 



5. — A large macramphidisc; magnified 500; phot. Zeiss, apochr. 8, compens. oc. 12. 



6, 7. — A large macramphidisc; magnified 500; phot. Zeiss, apochr. 8, compens. oc. 12: 



6, focussed high (on the uppermost teeth); 7, focussed lower (on the shaft). 

 8-11. — Large macramphidiscs; magnified 100; phot. Zeiss, apochr. 16, compens. oc. 6. 

 12. — A small macramphidisc; magnified 100; phot. Zeiss, apochr. 16, compens. oc. 6. 



