BELEMNITID^: BELEMNITES. 147 



Supp. t. 8. f. 8-13. t. 9. f. 1—6., Moll. Viv. et Fos. i. 552. n, 

 53. 



Fos. Green sand (Etage Neocomien). 



55. Belemnites BAUDOumn. 



Shell elongate, conical, smooth, anteriorly dilated, posteriorly acu- 

 minate, acute, beneath grooved. 



Belemnites Baudouinii D' Orh. Paleont. Frang. Terr. Cret. i. 54. 

 n. 7. t. 5. f. 1, 2., Paleont. univ. t. 76. f. 1, 2., Moll. Vio. et Fos. 

 i. 544., Belemn. n. 46. 



Fos. Greensand (Etage Neocomien). 



56. Belemnites poltgonalis. 



Shell elongate, lanceolate, compressed, anteriorly four-sided and 

 lobed, above one-grooved, posteriorly square, on the sides Hut 

 or excavated, above and beneath posteriorly flattened or ex- 

 cavated ; apex acuminate, pointed ; alveolus at an angle of 20 

 —22^. 



Belemnites polygonalis Blainv. Belemn. Supp. 121. n. 156. t. 5. f. 



10. 1827 ; Baspail, Ann. Sc. cTObs. i. 330. 1829 ; D'Orb. Paleont. 



univ. t. 66. f 1—8. t. 72., Terr. Cret. Supp. t. 7., 3Ioll. Viv. et 



Fos. i. 546. n. 49. 

 Group Tetragonolobi Baspail, 1. c. iii. 87. t. 4 f. 1—7. 1830. 

 Group Tetragoni Baspail, 1. c. iii. 87. t. 4. f. 8. 13. 1830. 

 Group Heteromorphi Baspail, 1. c. iii. 88. t. 4. f. 14 — 19. 

 Belemnites dilatatus D'Orb. Terr. Cret. t. 2. f. 1 — 8, (exclus. f. 



9—23. 

 Belemnites isosceles Duval, Belemn. 46. t. 1. f. 9 — 16. 1841. 

 Belemnites urnula Duval, 1. c. 47. t. 2. f. 1 — 7. 1841. 

 Belemnites trabiformis Duval, 1. c. 48. t. 2. f 8 — 14. 1841. 

 Belemnites sicyoides Duval, 1. c. 49. t. 2. f. 15 — 20. 1841. 



Fos. Greensand (Etage Neocomien). 



Doubtful Species. 



57. Belemnites lamella. 



Belemnites lamella Faure Biguet, Cons, sur les Belemn. 39. n. 1. f. 

 3, 4. 1819; D'Orb. Paleont. univ. t. 77. f. 12—17., Paleont. 

 Strang, t. 37. f. 12 — 17., Moll. Viv. et Fos. i. /57. n. 57. 



Fos. Valdrome en Diois. 



H 2 



