Limopsis striatopunctatus
From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.
Geological context: Late Cretaceous, Fox Hills Fm, Trail City Mbr. Collection locality: float concs, washed out of banks of Grand River, Bullhead, Corson County, South Dakota, USA. Collected by Karl M. Waage, 1977. IP number 595102; lot count 1; taphonomy=concretion; accn=IPA.07048; associatedwith=on same slab: IP.595102,IP.595139,IP.595147,IP.595148,IP.595103,IP.595104,IP.595105,IP.595106,IP.595107,IP.595108,IP.595109,IP.595110,IP.595111,IP.595112,IP.595113,IP.595114,IP.595115,IP.595116,IP.595117,IP.595118,IP.595119,IP.595120,IP.595121,IP.595122,IP.595123,IP.595124,IP.595125,IP.595126,IP.595127,IP.595128,IP.595129,IP.595130,IP.595131,IP.595132,IP.595133,IP.595134,IP.595135,IP.595136,IP.595137,IP.595138,IP.595140,IP.595141,IP.595142,IP.595143,IP.595144,IP.595145,IP.595146,IP.595149.
Yale Peabody Museum’s own description