SPECIMENS OF FOSSIL CEPHALOPODA. 
69 
N. Ammonites (luidii) &c., W. Martin, v. Conchyliolithus N. 
Ammonites (luidii) &c. 
Nautilite^ J. Parkinson, Organic Eemains, 1811, p. 105, pi. vii, f. 15. 
Nautilus parTcinsoni, P. E. Edwards, Eocene Mollusca (Mon. Pal. 
Soc.), pt. i, 1849, p. 49, pi. vii. Lower Eocene (London Clay) : 
Harwich. [43869.] 
Nautilus archiacianus^ A. d’Orbigny : J. de C. Sowerby, in F. 
Dixon, Geol. Sussex, 1850, p. 358, pi. xxix, f. 8. Chalk Marl : 
Sussex. [33617.] 
Nautilus armatusy J. de C. Sowerby, Trans. Geol. Soc. [2], vol. v, 
1840, pi. xl, ff. 8 (upper & lower figures) ; expl. of plate. Coal- 
Measures : Coalbrook Dale, Shropshire. [C* 4687-8.] 
Nautilus bayfieldi^ A. H. Foord & G. C. Crick, Ann. Mag. Hat. Hist. 
[6], vol. V, 1890, p. 406, f. 7 a. Id . : A. H. Foord, Cat. Foss. Ceph., 
Pritish Museum, pt. ii, 1891, p. 295, f. 66 a. Upper Chalk ; Nor- 
wich. [C. 3103.] 
Nautilus bayfieldi, A. H. Foord & G. C. Crick, Ann. Mag. Nat. Hist. 
[6], vol. V, 1890, p. 406, f. 7 h. Id . : A. H. Foord, Cat. Foss. Ceph., 
British Museum, pt. ii, 1891, p. 295. f. 66 h. Upper Chalk : Nor- 
wich. [C. 3102.] 
Nautilus biangulatus^ J. Phillips, Geol. Yorks, pt. ii, 1836, p. 232, 
pi. xvii, f. 22. Carboniferous Limestone ; locality not recorded. 
[C. 5332.] 
Nautilus bilobatusy J. Sowerby, Min. Conch, vol. iii, p. 89, 1891, 
pi. ccxlix, f. 2 (reversed). Carboniferous (Calciferous Sandstone) : 
Closeburn, Dumfriesshire. [43863.] 
Nautilus bistrialiS) J. Phillips, Geol. Yorks, pt. ii, 1836, p. 232, 
pi. xvii, f. 21. Carboniferous Limestone ; Bolland, Yorkshire. 
[C. 220 «.] 
Nautilus burtonensis, A. H. Foord & G. C. Crick, Ann. Mag. Nat. 
Hist. [6], vol. V, 1890, p. 288, ff. 17 a, h. Id . : A. H. Foord, Cat. 
Foss. Ceph., British Museum, pt. ii, 1891, p. 233, ff. 54 a, 6. Inferior 
Oolite : Burton-Bradstock, Dorset. [C. 2841.] 
