NODOSARIA. LITUOLA. 347 
Noposartra. Lign. 111, jig. 5.—Straight, elongated cells 
placed end to end, separated by constrictions ; the last 
Lien. 111. FoRAMINIFERA, &c. 
Fig. 1 and 2.—Campitoptscus; a perfect frustule, ‘and part of another, 
seen from above. Tertiary; Egra in Bohemia. See ante, p. 96. 
’ 3a.—LITUOLA NAUTILOIDEA. Chalk, Chichester. (By Mr. Walter 
Mantell.) Side view, x 8. 
3b.—Front view of the last cell of 3d, to show the foramina with 
which it is pierced. 
3c.—The last cell of 3a. 
3d.—Side view of a young shell, before the produced, or straight 
part appears. x 20. 
4a.—FLABELLINA BAUDONINA. Chalk. (M. D’Orbigny.) A young 
individual seen in profile. x 12. 
46.—The same, viewed laterally, shows the oblique arrangement 
of the cells. 
5.—NoposarRia. Chalk, Chichester. (By Mr. Walter Mantell.) The 
line below indicates the natural size. 
formed cell has a round central aperture. Several beautiful 
species abound in the Chalk ; specimens often occur adhering 
to the surface of the flint nodules. 
