Cephalopoda - Ammonitida - Perisphinctidae

Alternative combination: Perisphinctes suborion

Synonym: Perisphinctes cualacensis Burckhardt 1927

Full reference: C. Burckhardt. 1927. Cefalópodos del Jurásico Medio de Oaxaca y Guerrero. Boletin Instituto Geologico Mexico 47:1-108

Belongs to Choffatia according to H. Parent 1998

Sister taxa: Choffatia (Choffatia), Choffatia acuticosta, Choffatia arisphinctoides, Choffatia baluchistanensis, Choffatia cerealis, Choffatia furcula, Choffatia jupiter, Choffatia neumayri, Choffatia perdagata, Choffatia poculum, Choffatia schilleri, Choffatia subbackeriae, Loboplanulites zakharovi, Loboplanulites prosorovskii, Loboplanulites cerealiformis, Loboplanulites choffatiaformis, Loboplanulites subkranaiformis, Grossouvria delbosi, Grossouvria kontkiewiczi, Grossouvria sulciferus, Grossouvria crassa, Grossouvria evexa, Grossouvria colfaxi, Anaplanulites hyatti

Type specimens:

• Choffatia suborion: IGL:IGM:1957, a shell
• Perisphinctes cualacensis: IGL:IGM:1958, a shell.

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell diameter 107.2

Distribution: found only at Chacay Melehué, bed 14 (Jurassic of Argentina)

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Specimen images are retrieved through the ePANDDA API.