PLATE 61. 



Hyalonema (Prionema) fimbriatum Lendenfeld. 

 Figures 1-11. 



1-10. — Parts of anchor-teeth of largest fimbriate amphidiscs; magnified 2000; u. v. phot. Zeiss, q. 

 monochr. 1.7, q. oc. 10: 

 1-3, the larger, middle-part of a tooth; 



1, focussed low; 2, focussed intermediate; 3, focussed high (intervals 2 yu); 

 4, 5, the basal part of a tooth; 



4, focussed higher; 5, focussed lower; 

 6, 7, the end-part of a tooth; 



6, focussed higher; 7, focussed lower; 

 8, 9, the basal part of a tooth; 



8, focussed higher; 9, focussed lower; 

 10, the end-part of a tooth. 

 11. — Part of an anchor of a largest fimbriate amphidisc, with the uppermost teeth in focus; magnified 

 2000; u. V. phot. Zeiss, q. monochr. 1.7, q. oc. 10. 



