†Psiloceras (Caloceras) johnstoni Sowerby 1824 (ammonite)
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Cephalopoda - Ammonitida - Psiloceratidae
Alternative combination: Ammonites johnstoni
Belongs to Psiloceras (Caloceras) according to M. Rakús 1999
Sister taxa: Caloceras bloomfieldense, Caloceras giganteum, Caloceras pirondi, Caloceras tortile, Caloceras torus, Caloceras wrighti, Psiloceras (Caloceras) naumanni
Ecology: fast-moving nektonic carnivore
Distribution:
• Jurassic of Austria (1 collection), Canada (2: Yukon), Chile (1), France (3), the United Kingdom (6)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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