Amnicola jurassica Yen, 1952 † accepted as
Amnicola jurassicus Yen, 1952 † (original description)
Amplovalvata Yen, 1952 † (original description)
Amplovalvata cyclostoma Yen, 1952 † (original description)
Amplovalvata scabrida (Meek & Hayden, 1865) † (basis of record)
Amplovalvata scabrida leei (Logan, 1900) † (basis of record)
Hadrodon Yen, 1952 † (original description)
Hadrodon jurassicus Yen, 1952 † (original description)
Hadrodon lateralis Yen, 1952 † (original description)
Hadrodon trigonus Yen, 1952 † (original description)
Limnopsis Yen, 1952 † (original description)
Limnopsis jurassica Yen, 1952 † (original description)
Lioplacodes jurassicus Yen, 1952 † (original description)
Liratina jurassica (C. C. Branson, 1935) † accepted as
Valvata jurassica C. C. Branson, 1935 † (basis of record)
Lymnaea morrisonensis Yen, 1952 † (original description)
Melania (Potadoma) veterna Meek & Hayden, 1861 † accepted as
Lioplacodes veternus (Meek & Hayden, 1861) † (new combination reference)
Mesauriculstra Yen, 1952 † (original description)
Mesauriculstra accelerata (C. A. White, 1886) † (basis of record)
Mesauriculstra morrisonensis Yen, 1952 † (original description)
Mesauriculstra morrisonensis ovalis Yen, 1952 † (original description)
Mesochilina spiralis Yen, 1952 † (original description)
Mesoneritina morrisonensis Yen, 1952 † (original description)
Paludina elongata J. De C. Sowerby, 1826 † accepted as
Viviparus infracretacicus Huckriede, 1967 † (additional source)
Paludina scalariformis Dunker, 1843 † accepted as
Viviparus scalariformis (Dunker, 1843) † (additional source)
Pentagoniostoma jurassicum C. C. Branson, 1935 † (additional source)
Tropidina jurassica (C. C. Branson, 1935) † accepted as
Pentagoniostoma jurassicum C. C. Branson, 1935 † (basis of record)
Unio baileyi Logan, 1900 † (additional source)
Unio felchi [sic] † accepted as
Eurynia felchii (C. A. White, 1886) † (basis of record)
Unio knighti Logan, 1900 † (basis of record)
Unio mammillaris Yen, 1952 † accepted as
Vetulonaia mammillaris (Yen, 1952) † (original description)
Unio nucalis Meek & Hayden, 1858 † accepted as
Glebula nucalis (Meek & Hayden, 1858) † (basis of record)
Unio stewardi utahensis Yen, 1952 † accepted as
Epioblasma stewardi utahensis (Yen, 1952) † (original description)
Unio willistoni Logan, 1900 † (additional source)
Vetulonaia faberi Holt, 1942 † (basis of record)
Vetulonaia mayoworthensis C. C. Branson, 1935 † (basis of record)
Vetulonaia whitei C. C. Branson, 1935 † (basis of record)
Viviparus morrisonensis Yen, 1952 † (original description)
Viviparus reesidei Yen, 1952 † (original description)
Vorticifex stearnsii C. A. White, 1886 † accepted as
Amplovalvata scabrida (Meek & Hayden, 1865) † (source of synonymy)
Colorado for
Amplovalvata cyclostoma Yen, 1952 †
Colorado for
Hadrodon jurassicus Yen, 1952 †
Colorado for
Hadrodon lateralis Yen, 1952 †
Colorado for
Hadrodon trigonus Yen, 1952 †
Colorado for
Lymnaea morrisonensis Yen, 1952 †
Colorado for
Mesauriculstra morrisonensis Yen, 1952 †
Colorado for
Mesauriculstra morrisonensis ovalis Yen, 1952 †
Colorado for
Mesochilina spiralis Yen, 1952 †
Colorado for
Mesoneritina morrisonensis Yen, 1952 †
Colorado for
Viviparus morrisonensis Yen, 1952 †
Colorado for
Viviparus reesidei Yen, 1952 †
Montana for
Unio mammillaris Yen, 1952 †
Utah for
Amnicola jurassica Yen, 1952 †
Utah for
Unio stewardi utahensis Yen, 1952 †
Wyoming for
Limnopsis jurassica Yen, 1952 †
Wyoming for
Lioplacodes jurassicus Yen, 1952 †
Holotype USNM 106989, identified as
Unio stewardi utahensis Yen, 1952
Paratype USNM 106993, identified as
Unio mammillaris Yen, 1952
Holotype USNM 106997, identified as
Hadrodon lateralis Yen, 1952
Paratype USNM 106998-107000, identified as
Hadrodon lateralis Yen, 1952
Holotype USNM 107001, identified as
Hadrodon trigonus Yen, 1952
Paratype USNM 107002-107004, identified as
Hadrodon trigonus Yen, 1952
Holotype USNM 107005, identified as
Hadrodon jurassicus Yen, 1952
Paratype USNM 107006-107009, identified as
Hadrodon jurassicus Yen, 1952
Holotype USNM 107015, identified as
Amplovalvata cyclostoma Yen, 1952
Holotype USNM 107019, identified as
Viviparus morrisonensis Yen, 1952
Holotype USNM 107025, identified as
Lymnaea morrisonensis Yen, 1952
Paratype USNM 107027-107029, identified as
Unio mammillaris Yen, 1952
Paratype USNM 107030, identified as
Unio mammillaris Yen, 1952
Holotype USNM 107035, identified as
Viviparus reesidei Yen, 1952
Holotype USNM 107037, identified as
Mesochilina spiralis Yen, 1952
Holotype USNM 107043, identified as
Mesauriculstra morrisonensis Yen, 1952
Holotype USNM 107045, identified as
Mesauriculstra morrisonensis ovalis Yen, 1952
Holotype USNM 107052, identified as
Limnopsis jurassica Yen, 1952
Holotype USNM 107054, identified as
Lioplacodes jurassicus Yen, 1952
Holotype USNM 107056, identified as
Mesoneritina morrisonensis Yen, 1952
Holotype USNM 107059, identified as
Amnicola jurassica Yen, 1952
Holotype USNM 107064, identified as
Unio mammillaris Yen, 1952
Type locality
"Locality 23. Forty feet above base of Morrison formation; 1,000 feet due south of the bridge over San Rafael River ... [details]
Type locality
Locality 5, Felch's Ranch, Garden Park, 9 miles north of Canon City, Fremont County, Colorado, United States; lower ... [details]
Type locality
"About 100 yards southeast of Vernal Summit on Uncompahgre Tunnel road of Uncompahgre project, Montrose County, ... [details]
Type locality
"About 100 yards southeast of Vernal Summit on Uncompahgre Tunnel road of Uncompahgre project, Montrose County, ... [details]
Type locality
"About 100 yards southeast of Vernal Summit on Uncompahgre Tunnel road of Uncompahgre project, Montrose County, ... [details]
Type locality
"Locality 31, hill behind University of Wyoming cabin, Freeze-out Mountains, Carbon County, Wyoming", United States [details]
Type locality
"Locality 31, hill behind University of Wyoming cabin, Freeze-out Mountains, Carbon County, Wyoming", United States [details]
Type locality
"Locality 5. Felch's Ranch, Garden Park, 9 miles north of Canon City, Fremont County, Colorado", United States [details]
Type locality
Locality 5, Felch's Ranch, Garden Park, 9 miles north of Canon City, Fremont County, Colorado, United States; lower ... [details]
Type locality
Locality 5, Felch's Ranch, Garden Park, 9 miles north of Canon City, Fremont County, Colorado, United States; lower ... [details]
Type locality
Locality 20, SW 1/4 NE 1/4 sec. 33, T. 10 N., R. 81 W., Jackson County, Colorado, United States; basal Morrison ... [details]
Type locality
"Locality 10, Sec. 25, T. 12 S., R. 101 W.; about 8 miles southwest of Grand Junction and 7/10 mile SE. of Blue ... [details]
Type locality
"North of springs on Big Spring Creek, about 7 miles SE. of Lewiston, Fergus County, Montana", USA; Morrison Fm., ... [details]
Type locality
"Locality 23. Forty feet above base of Morrison formation; 1,000 feet due south of the bridge over San Rafael River ... [details]
Type locality
"Locality 1. Lt. 38° 31'; Long. 104° 52', Garden Park, Colorado Springs quadrangle, Colorado", United States [details]
Type locality
"Locality 11. Sec. 24, T. 1 N., R. 3 W. Ute Mer., Mesa County, Colorado; about 2 miles due SW. of Fruita and about ... [details]