SpletThe list includes all commonly accepted genera, but also genera that are now considered invalid, doubtful ( nomina dubia ), or were not formally published ( nomina nuda ), as well as junior synonyms of more established names, and genera that are no longer considered ammonites. The list currently contains 2,356 generic names. Splet11. avg. 2024 · 2cm. Id uncertain. May also be Trachysagenites cf. herbichi. subbullatus zone Tuval 2 Karnian Middle Triassic Site: Rappoltstein, Berchtesgadenerland, Bavaria
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SpletThe Haloritidae is an ammonoid family belonging to the Ceratitida and placed in the Tropitaceae, a superfamily. The Haloritidae are characteristically subglobose and involute, commonly with lateral ribs that may cross the venter. In some the ribs may have nodes. Ventral keels and furrows are atypical. The last volution (whorl) is commonly eccentric. … SpletTrachysagenites: shastensis: ICZN: Name Authority: Paleobiology Database Common Name(s): No common names recorded. Related Publications: Smith 1927 ; Cited MCZ … bradford woodworking northampton ma
Recent Literature on Mesozoic Ammonites: Part VIII - JSTOR
Splet2 Geological setting and studied samples Monte Gambanera is a modest relief located in central eastern Sicily (F 269 III NE of the Carta d’Italia alla scala SpletSagenites (Trachysagenites) shastensis Smith p. 62 figs. Pl 12, figs 9-11 References Smith J. P. (1927) Upper Triassic marine invertebrate faunas of North America, United States … SpletCette liste comprend les genres communément acceptés (en italique), mais aussi les genres désormais considérés comme invalidés, douteux, n'ayant plus cours ou n’ayant pas encore été officiellement publié (désignations « nomen nudum »), dans la sous-classe des ammonites. En décembre 2007, cette liste contenait 2187 noms de genre. bradford workforce development