Cephalopoda - Ammonitida - Lytoceratidae
Alternative combinations: Ammonites eudesianus, Thysanolytoceras eudesianum
Full reference: A. d'Orbigny. 1846. Paléontologie Française - Description zoologique et géologique de tous les animaux mollusques et rayonnés fossiles de France - Terrains jurassiques. [Céphalopodes]. 1(Lvr 34-40):369-432
Belongs to Lytoceras according to J. T. Whicher et al. 2023
See also Galácz 2017, Galácz and Kassai 2012, Hoffmann 2015 and Westermann 1969
Sister taxa: Lytoceras (Argonauticeras), Lytoceras (Derolytoceras), Lytoceras (Saturnoceras), Lytoceras (Trachylytoceras), Lytoceras album, Lytoceras aulaeum, Lytoceras baconicum, Lytoceras batesi, Lytoceras belliseptatiforme, Lytoceras celticum, Lytoceras colusaense, Lytoceras cornucopia, Lytoceras crenatum, Lytoceras elegans, Lytoceras fimbriatoides, Lytoceras fimbriatum, Lytoceras francisci, Lytoceras fuggeri, Lytoceras furcicrenatum, Lytoceras galatiforme, Lytoceras huberti, Lytoceras juilleti, Lytoceras lexeni, Lytoceras liebigi, Lytoceras linneanum, Lytoceras montanum, Lytoceras municipale, Lytoceras orsinii, Lytoceras ovimontanum, Lytoceras perplexum, Lytoceras pictaviense, Lytoceras polycyclum, Lytoceras praesublineatum, Lytoceras rex, Lytoceras rhodanicum, Lytoceras richei, Lytoceras salebrosum, Lytoceras saturnale, Lytoceras schlosseri, Lytoceras secernendum, Lytoceras siemensi, Lytoceras strambergensis, Lytoceras subfimbriatum, Lytoceras subfrancisci, Lytoceras sublineatum, Lytoceras subsequens, Lytoceras sutile, Lytoceras taharoaense, Lytoceras traski, Lytoceras trompianum, Lytoceras villae, Lytoceras vogdti, Pterolytoceras magnum, Pterolytoceras exoticus, Thysanolytoceras vicinum, Hemilytoceras immanis, Metalytoceras triboleti, Eulytoceras inaequalicostatus, Eulytoceras lepidum, Eulytoceras anisoptychum, Eulytoceras phestum
Subtaxa: Lytoceras eudesianum adeloides
Type specimen: MNHN.F.R00602
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 68.6
Distribution:
• Jurassic of Egypt (1 collection), Hungary (2), Italy (1), Kenya (2), Madagascar (14), Switzerland (4), the United Kingdom (13), United States (7: Alaska)
Total: 44 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.