Belemnella -

an extinct type of belemnites from the subo rder Belemnopsina. He lived in the Cretaceous. Description Among the fossils of this kind znajdywanych dominate rostrum. These are the rostrum of the circular cross-section, of a fixed diameter, only the rear part tapering gradually until the very sharp, rounded tip with a characteristic short thorn in the middle. Szackiego index below 4 Have double-side lines. Meaning: fossils of different species are Belemnella guiding fossils in dating the Maastrichtian.