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Taxon:
Subclass †
Ammonoidea
Zittel, 1884
(mollusc)
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Hierarchy
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Classification by:
Boardman et al. (1987) Fossil Invertebrates
Systema Naturae 2000
Ruppert et al. (2004) Invertebrate Zoology
Shevyrev (2005) The Cephalopod Macrosystem: A Historical Review, the Present State of Knowledge, and Unsolved Problems: 1. Major Features and Overall Classification of Cephalopod Mollusks
Shevyrev (2006b) The Cephalopod Macrosystem: A Historical Review, the Present State of Knowledge, and Unsolved Problems: 3. Classification of Bactritoidea and Ammonoidea
Storer et al. (1979) General Zoology
Subclass †
Ammonoidea
Zittel, 1884
1
†
Palaeoammonoidea
2
†
Mesoammonoidea
3
†
Neoammonoidea
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Last updated:
28 Aug 2026