New York Canyon, Shoshone Mountains (T. mullerense horizon) (Jurassic of the United States)

Where: Nevada (38.5° N, 118.1° W: paleocoordinates 22.1° N, 55.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Ferguson Hill Member (Sunrise Formation), Semicostatum (196.5 - 189.6 Ma)

• Coroniceras involutum assemblage, Tipperoceras mullerense horizon

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Size class: macrofossils

Collection methods: Repository: Northwest Museum of Natural History (NWMNH)

Primary reference: D. G. Taylor. 1998. Late Hettangian-early Sinemurian (Jurassic) ammonite biochronology of the western Cordillera, United States. Geobios 31:467-497 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 157510: authorized by Matthew Clapham, entered by Matthew Clapham on 22.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ammonitida - Arietitidae
Tmaegoceras nudaries n. sp. Taylor 1998 ammonite
Guexiceras profundus n. gen. n. sp. Taylor 1998 ammonite
Coroniceras involutum n. sp. Taylor 1998 ammonite
Coroniceras luningense n. sp. Taylor 1998 ammonite
Tipperoceras mullerense n. gen. n. sp. Taylor 1998 ammonite