154 
CATALOGUE OF CEPHALOPODA. 
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APPENDIX. 
Beak of Cephalopoda. 
1. COhTCHORHYNCHUS. 
Animal unknown. - — Beak testaceous. Mandibles triangular, broad, 
upper ? angular in front, convex, angular externally, and marked 
with radiating ribs, three medial and three lateral ; the inner 
part concave ; dental edge with regular prominences and depres- 
sions ; the lower ? with radiating ribs, with a hood in front ; the 
anterior end blunt, and the dental part with strong facets. 
Glossopetres sp. and Histerolites sp. Knorr . ■■■ 
Rhyncholites Munster , Beitr. 1829. 
Conchorhynchus Blainville , Belemn. 115. 1827 ; D'Orb. Moll. Viv. 
qt Fos. i. 587. 
Lepadites Schlotheim , Petref. 1820. 
Sepia rostrum Blumeribach , Arch. i. 21. ; Brongn. Ann. Sic. Nat. ii. 
♦ 485. ; Gaillardot , Ann. Sic . Nat. ii. 1824. 485. 
Fos. Muschelkalk. 
1. Conchorhynchus avirostres. 
Beak triangular. 
Knorr , ii. t. 11. i. a. f. 9, 10. 1768. 
Gmelin , N. G. Mineral , iii. t. 6. f. 79, 80. 
Schroet. Lyt. Lexic. viii. 207. 
Sepia rostrum Blumenbach , Arcli. i. 21. t. 2. f. 5. a. (b- c. ?) 
Bee de Seche Gaill. Ann. Sci. Nat. 1824. ii. t. 22. f. 12. 
Lepadites avirostres Schlotheim , Petref. 169. t. 29. f. 10. 1820. 
Conchorhynchus ornatus Blainv. Belemn. 115. t. 4. f. 12. 1827. 
Rhyncholites Gaillardoti Zieten , Wurtz. 49. t. 37. f. 2. 1830 ; 
Hartfn. Wurtz. 31. t. 37. f. 2. 1830; IF Orb. Ann. Sci. Nat. v. 
219. 
Sepia Gaillardoti Kef erst. Diet. Nat. 53. 1834. 
