Baculites fossils from South Dakota. Some still have traces of the original nacre (shells).
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
†Ammonoidea
Order:
†Ammonitida
Suborder:
†Ancyloceratina
Family:
†Baculitidae
Genus:
†Baculites Lamarck, 1799
Type species
†Baculites vertebralis
Lamarck, 1801[1] vide Meek, 1876[2]
Species
See text
Baculites is an extinct genus of heteromorph ammonite cephalopods with almost straight shells. The genus, which lived worldwide throughout most of the Late Cretaceous, and which briefly survived the K-Pg mass extinction event, was named by Lamarck in 1799.[3][4]
^Lamarck, J. P. B. A. de M. de (1801): Systeme des Animaux sans vertebres. The author; Deterville, Paris, vii + 432 pp.
^Meek, F. B. (1876): A report on the invertebrate Cretaceous and Tertiary fossils of the upper Missouri country. In Hayden,F. V. Report of the United States Geological Survey of the Territories, 9, lxiv + 629 pp., 45 pis
^Cite error: The named reference :1 was invoked but never defined (see the help page).
^Lamarck, J. P. B. A. de M. de (1799): Prodrome d'une nouvelle classification des coquilles. Mem. Soc. Hist. Nat.Paris, (1799), 63-90.
centimetre (0.39 in) in diameter. Adult Baculites ranged in size from about 7 centimetres (2.8 in) (Baculites larsoni) up to 2 metres (6.6 ft) in length...
Orthoceras (see image), intricately foliated in Baculites and related forms. Paleontology portal Baculites – another type of extinct, straight-shelled cephalopod...
The Baculites Limestone is a geologic formation in France. It preserves fossils dating back to the Cretaceous period. Earth sciences portal France portal...
Campanian Age of the late Cretaceous. However, the discovery of fossils of Baculites baculus in the uppermost beds of the Pierre Shale in the Raton, New Mexico...
from diminutive Ptychoceras, which was barely 3 cm (1.2 in) long, to Baculites and Diplomoceras, which could grow to 1–2 m (3.3–6.6 ft) in length. Some...
fossils as the remains of the water monster Unktehi and used bits of Baculites shells in magic rituals to summon buffalo herds. Local fossils came to...
included in the superfamily Turrilitoidea. Genera included in the family: Baculites Boehmoceras Eubaculites Fresvillia Lechites Pseudobaculites Sciponoceras...
ammonites remaining belonged to the suborder Ancyloceratina. One example is Baculites, which has a nearly straight shell convergent with the older orthocone...
the Middle Campanian is defined as the first occurrence of the ammonite Baculites obtusus (80.97 Ma) and the base of the Upper Campanian defined as the...
Hesperornithiformes were flightless, marine diving birds that swam like grebes. Baculites, an ammonite genus with a straight shell, flourished in the seas along...
Remnant biogenic aragonite (thin, rainbow-colored shell) on the ammonite Baculites (Pierre Shale, Late Cretaceous, South Dakota) Scanning electron microscope...
the Scollard Formation of Alberta. The Lance Formation occurs above the Baculites clinolobatus ammonite marine zone in Wyoming, the top of which has been...
formation. The formation is believed to correlate with the Baculites reesidesi and Baculites jenseni ammonite zones, which dates it to 73.63-72.74 Ma....
Placenticeras intercalare, Hoploscaphites, and Sphenodiscus, the baculiteBaculites compressus and the bivalve Inoceramus, some of which are mined south-central...
1993. Multimethod radiometric age for a bentonite near the top of the Baculites reesidei Zone of southwestern Saskatchewan (Campanian-Maastrichtian stage...
Carboniferous) onward through the Cretaceous. Other fossil cephalopods include baculites, nautiloids and goniatites. Belemnoids possessed a central rostrom/guard...
Pierre Shale Placenticeras placenta, Scaphites nodosus, Didymoceras, and Baculites ovatus–bivalves–such as the giant Inoceramus– the squid-like belemnites...
Placenticeras intercalare, and (to a lesser degree) the cylindrical baculite, Baculites compressus. Ammonites were cephalopods, that thrived in tropical...
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