Cephalopod — Cephalopods Temporal range: Devonian – Recent[1] (Stem groups from Cambrian)[2] … Wikipedia
Nautiloid — Nautiloids Temporal range: 495–0 Ma … Wikipedia
Nautiloidea — Nautiloides Escala temporal: Cámbrico Tardío Reciente … Wikipedia Español
Orthoceratoidea — Temporal range: Lower Ordovician–Triassic … Wikipedia
Ammonite — For other uses, see Ammonite (disambiguation). Ammonites Temporal range: 400–65.5 Ma … Wikipedia
Orthoceras — For the orchid genus, see Taxonomy of the orchid family. Orthoceras Temporal range: 488–199.6 Ma … Wikipedia
Phragmocone — The phragmocone is the chambered portion of the shell of a cephalopod. It is divided by septa into camerae. In most nautiloids and ammonoids, the phragmocone is a long, straight, curved, or coiled structure, in which the camarae are linked by a… … Wikipedia
Orthoceratidae — Temporal range: Ordovician Permian (possibly Triassic) Orthoceras Scientific classification Kingdom … Wikipedia
Orthocerida — Temporal range: Lower Ordovician–Upper Triassic … Wikipedia
Discosorida — Temporal range … Wikipedia