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Harpoceras (Harpoceras) falciferum Sowerby 1820 (ammonite)

Cephalopoda - Ammonitida - Hildoceratidae

PaleoDB taxon number: 269622

Alternative combinations: Ammonites falcifer, Harpoceras falciferum

Synonyms: Ammonites mulgravius Young and Bird 1828 (no. 269623), Harpoceras concinnum Buckman 1927 (no. 269625), Harpoceras exiguum Buckman 1928 (no. 273659), Harpoceras falciferoides Buckman 1927 (no. 269626), Harpoceras falcula Buckman 1926 (no. 273741), Harpoceras fellenbergi Hug 1898 (no. 269624), Phaularpites exiguus Buckman 1928 (no. 269627), Tardarpoceras tardum Buckman 1927 (no. 273742)

Belongs to Harpoceras (Harpoceras) according to Z. Kovács 2011

Sister taxa: Harpoceras (Harpoceras) kisslingi, Harpoceras (Harpoceras) lassum, Harpoceras (Harpoceras) mediterraneum, Harpoceras (Harpoceras) pseudoserpentinum, Harpoceras (Harpoceras) rulleaui, Harpoceras (Harpoceras) serpentinum, Harpoceras (Harpoceras) strangewaysi, Harpoceras (Harpoceras) subexaratum, Harpoceras (Harpoceras) subplanatum

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): width 17.6, diameter 98.5, shell width 18.2, shell diameter 76.4