Where: South Dakota (45.1° N, 100.9° W: paleocoordinates 50.8° N, 74.6° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Hoploscaphites nicolletii ammonoid zone, Timber Lake Member (Fox Hills Formation), Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• STRATIGRAPHIC RELATIONS: From the Timber Lake Mbr of the Fox Hills Fm, which overlies the Pierre Shale, and is overlain by the Hell Creek Fm. AGE: Late Maastrichtian, on the basis of ammonoid biostratigraphy; Hoploscaphites nicolletii-Jeletzkytes nebrascensis zone. STRATIGRAPHIC POSITION: From unknown position within the member.
• member-level stratigraphic resolution
Environment/lithology: marine; lithified sandstone
Size class: macrofossils
Reposited in the YPM
Collection methods: surface (in situ),
• COLLECTOR: Multiple collectors. REPOSITORY: Many repositories, including YPM.
Primary reference: N. H. Landman and K. M. Waage. 1993. Scaphitid ammonites of the Upper Cretaceous (Maastrichtian) Fox Hills Formation in South Dakota and Wyoming. Bulletin of the American Museum of Natural History 215:1-257 [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 88511: authorized by Austin Hendy, entered by Austin Hendy on 13.04.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
Brachyura indet. Latreille 1802 crab | |
Hoploparia sp. M'Coy 1849 clawed lobster | |
Cephalopoda | |
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus ? beecheri Hyatt 1903 ammonite
"Sphenodiscus lenticularis" = Sphenodiscus lobatus Tuomey 1856 ammonite | |
Baculites larsoni ammonite | |
Hoploscaphites nicolletii, Hoploscaphites comprimus, Discoscaphites sp., Discoscaphites rossi, Discoscaphites conradi, Discoscaphites gulosus, Jeletzkytes nebrascensis
Hoploscaphites nicolletii Morton 1842 ammonite
Hoploscaphites comprimus Owen 1852 ammonite
Discoscaphites sp. Meek 1870 ammonite
Discoscaphites rossi Landman and Waage 1993 ammonite
Discoscaphites conradi Morton 1834 ammonite
Discoscaphites gulosus Morton 1834 ammonite
Jeletzkytes nebrascensis Owen 1852 ammonite | |
Belemnitella bulbosa Meek and Hayden 1856 belemnite | |
Actinosepia canadensis Whiteaves 1897 vampire squids | |
Gastropoda | |
"Nonacteonina sp." = Nonactaeonina
"Nonacteonina sp." = Nonactaeonina snail | |
Drepanochilus evansi snail | |
Serrifusus dakotaensis snail | |
Graphidula culbertsoni snail
Rhombopsis subturritus snail | |
Semitriton buccinoides snail | |
Ellipsoscapha sp. Stephenson 1941 snail | |
Bivalvia | |
Malletia evansi clam | |
Yoldia rectangularis clam | |
"Nuculana (Jupiteria) scitula" = Jupiteria, Nuculana (Nuculana) grandensis
"Nuculana (Jupiteria) scitula" = Jupiteria pointed nut clam
Nuculana (Nuculana) grandensis pointed nut clam | |
Nucula planomarginata nut clam
Nucula cancellata Meek and Hayden 1857 nut clam | |
Solemya subplicata Awning Clam | |
Crenella elegantula Meek and Hayden 1862 clam | |
Ostrea translucida oyster | |
Pseudoptera subtortuosa oyster | |
Phelopteria linguaeformis pearl oyster | |
Oxytoma (Hypoxytoma) nebrascana Evans and Shumard 1857 scallop | |
Syncyclonema halli scallop | |
Camptonectes hallii scallop | |
Tenuipteria fibrosa clam | |
Parallelodon (Cosmetodon) sulcatinus Evans and Shumard 1857 clam | |
Clisocolus moreauensis Meerk and Hayden 1861 clam | |
Goniomya americana clam | |
Periploma subgracile clam | |
"Varicorbula crassimarginata" = Corbula (Varicorbula)
"Varicorbula crassimarginata" = Corbula (Varicorbula) clam | |
Cymbophora warrenana clam | |
Dosiniopsis deweyi venus clam | |
Granocardium (Ethmocardium) whitei Dall 1901 cockle
Protocardia subquadrata Evans and Shumard 1857 cockle | |
Tellinimera scitula tellin clam | |
Tancredia americana Meek and Hayden 1857 clam | |