Proclydonautilus hessi Smith 1927 (nautiloid)

Cephalopoda - Nautilida - Clydonautilidae

Alternative combination: Clydonautilus hessi

Full reference: J. P. Smith. 1927. Upper Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 141:1-262

Belongs to Proclydonautilus according to B. Kummel 1953

See also Smith 1927

Sister taxa: Proclydonautilus anianiensis, Proclydonautilus gasteroptychus, Proclydonautilus goniatites, Proclydonautilus kiparisovae, Proclydonautilus natosini, Proclydonautilus okhotensis, Proclydonautilus pseudoseimkanensis, Proclydonautilus seimkanensis, Proclydonautilus sinekensis, Proclydonautilus spirolobus, Proclydonautilus squawensis, Proclydonautilus stantoni, Proclydonautilus triadicus, Proclydonautilus ursensis

Type specimen: Its type locality is Brock Mountain, 3 miles east of Madison's ranch (Trachyceras subzone), which is in a Tuvalian carbonate limestone in the Hosselkus Formation of California

Ecology: nektobenthic carnivore

Distribution: found only at Brock Mountain, 3 miles east of Madison's ranch (Trachyceras subzone)

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