PLATE XLIII. 



Textularta. 



Diara. Page 



Figures 1-3. — Textularia agglutinans, d'Orbigny, . x 25 363 



Figs. 1, 2. a, a, Lateral aspect ; b, b, oral aspect. 

 Fig. 3. Specimen with porous aperture, oral aspect. 



4. — Textularia agglutinans, var. porrecta, nov., . x 25 364 



a, Lateral aspect ; h, oral aspect. 



5-8. — Text ularia I uculenta,\\. sp., . . . x 20 364 



Fig. 5. Lateral aspect ; figs. 6, 7, oral aspect. 



Fig. 8. Specimen laid open longitudinally, showing tin- 

 change of the position of the aperture in the later 

 segments. 



9. 10. — Textularia gramen, d'Orbigny, . . . 365 



Fig. 9. a, Lateral aspect; b, oral aspect, . x 30 



Fig. 10. a, Lateral aspect; c, peripheral aspect, . x 18 



II. — Textularia concava, Karrer, sp., . . x 30 360 



a, Lateral aspect ; e, peripheral aspect. 



12. — Textularia agglutinans, deformed specimen, with 



traces of longitudinal costse, . . x 25 364 



.. 13,14. — Textularia coniea, d'Orbigny, . . x 40 365 



a, a, Lateral aspect ; b, oral aspect ; c, peripheral 

 aspect ; d, ahoral aspect. 



15-19. — Textularia trochus, d'Orbigny, 



Figs. 15 a, 16. Lateral aspect; figs. 15 d, 18, ahoral 



aspect, 

 Fig. 17. a, Lateral aspect; tigs. \7 h, 19, oral 

 aspect, 



40 



x l'o 



366 



