BELEMNITIDiE I BELEMNITES. 
137 
28. Belemnites Fleuriansus. 
Shell elongate, slender, anteriorly compressed, attenuated, poste- 
riorly depressed, very acute, beneath longitudinally grooved; 
groove posteriorly and anteriorly not interrupted ; aperture 
compressed ; alveolus ? 
Belemnites Fleuriansus D'Orb. Paleont. Prang. Terr. Jur. i. 111. 
t. 13. f. 14 — 18., Paleont. univ. t. 5L f. 14—18., Moll . Viv. et 
Fos. i. 512., Belemn. n. 20. 
Hab. Great Oolite, rare. 
fj* Style elongate , generally lanceolate , with distinct lateral Grooves 
for a great part of the length. The ventral Groove is very 
deep in front. — Hastati. Hibolithus Montf. Conch. Syst. 
i. 387. t. 97. Porodragus Montf. 1808. Actinocamax 
Voltz , Hartm. 
Fossils in Lias. 
29. Belemnites tricanaliculatus. 
Shell elongate, conical, posteriorly obtuse, longitudinally trisul- 
cate ; sulci not interrupted, excavated ; aperture triangular ; 
alveolus with an angle of 30°. 
Belemnites canaliculatus Bauhin , 34. ? 1698. 
Belemnites tricanaliculatus Hartmann , Zieten , Wurt. t. 32. t. 24. f. 
10., Wurt. 17. n. 1.; Kef erst. Diet. Nat. 428. n. 102.; D' Orb. 
Paleont. Franq. Terr. Jur. i. 100. n. 14. t. 14. f. 1 — 5., Paleont . 
univ. t. 41. f. 1 — 5., Moll. Viv. et Fos. i. 492., Belemn. n. 8. 
Belemnites quadricanaliculatus Hartmann , Zieten , Wurt. 32. t. 24. 
f. 2. 1830, Wurt. 17. ; Kef erst. 427. n. 79. 
Hab. Upper Lias. 
Fossils in Oxford Clay . 
30. Belemnites hastatus. 
Shell elongate, slender, spindle-shaped, anteriorly dilated, com- 
pressed, posteriorly inflated, depressed, acutely mucronate, be- 
neath grooved ; groove disappearing posteriorly, interrupted ; 
aperture rounded ; alveolus at an angle of from 11 to 18 . 
Bauhin , Hist. Fontes. 34. 1598 ; Lloyd , Phil. Trans, xxv. f. 1705. ; 
Borguet , Trait, des Petrif. t. 45. f. 374. 1742; Longius , t. 37. 
f. 3. ; Journal de Phys. An. ix. t. 1. f. D. E. 
Hibolithes hastatus Montf. Conch. Syst. 386. 1808. 
Porodragus restitutus Montf. Conch. Syst. 390. 1808. 
Belemnites fusiformis Parkins , 0?g. Rem. iii. 122. t. 8. f. 13. 1811 ; 
Young cjr Bird , Geol. Yorksh. t. 14. f. 2. ; Miller , Trans . GeoL 
