''Pleuroceras spinatum'' is a
species of
ammonite
Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs, commonly referred to as ammonites, are more closely related to living coleoids (i.e., octopuses, squid and cuttlefish) ...
from the lower
Jurassic, upper
Pliensbachian period (189.6 ± 1.5 – 183.0 ± 1.5 Mya). Species of this genus were fast-moving
nektonic carnivore.
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]
Description
Shell of ''Pleuroceras spinatum'' can reach a diameter of about .These ammonites have a planulate shell with a quadrate whorl section, bearing strong radial ribs ending in ventro-lateral tubercles. The venter is tabulate with a strong serrated keel.
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Distribution
Fossils of this species have been found in the Jurassic of France, Germany, Hungary, Italy, Serbia and Montenegro, Spain and United Kingdom.[
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References
External links
Ammonites
Jurassic ammonites
Eoderoceratoidea
Fossils of Serbia
{{ammonitina-stub