PLATE 47. 



Hyalonema (Hyalonema) agassizi Lendenfeld. 

 Figures 1-13 — form A, Station 4656. 



1, 2. — Side-view of an anchor of a large macramphidisc ; magnified 2000; u. v. phot. Zeiss, q. monochr. 

 1.7, q. oc. 10: 



I, focussed lower; 2, focussed high. 



3. — Group of three small micramphidiscs; magnified 2000; u. v. phot. Zeiss, q. monochr. 1.7, q. oc. 10. 



4. — Side-view of part of a small raicramphidisc; magnifiod 2000; u. v. phot. Zeiss, q. monochr. 1.7, 



q. oc. 10. 



5. 6. — Apical view of a large macramphidisc; magnified 500; phot. Zeiss, apochr. 4, compens. oc. 12: 



5, focussed lower; 6, focussed higher. 



7. — Side-view of a small micramphidisc; magnified 2000; u. v. phot. Zeiss, q. monochr. 1.7, q. oc. 10. 



8, 9. — Side-view of a small micramphidisc; magnified 2000; u. v. phot. Zeiss, q. monochr. 1.7, q. oc. 10: 



8, focussed higher; 9, focussed lower. * 

 10. — The central part of the shaft of a large macramphidisc; magnified 2000; u. v. phot. Zeiss, q. 

 monochr. 1.7, q. oc. 10. 



11-13. — Side-view of a larger macramphidisc; magnified 2000; u. v. phot. Zeiss, q. monochr. 1.7, q. 

 oc. 10: 



II, focussed high; 12, focussed low; 13, focussed intermediate, on the axis of the shaft. 



