Aviculopecten batesvillensis Weller, 1897 † (additional source)
Aviculopecten cancellatus Herrick, 1888 † (basis of record)
Aviculopecten caneyanus (Girty, 1909) † (new combination reference)
Aviculopecten chesterensis Worthen, 1884 † (additional source)
Aviculopecten crenistriatus F. B. Meek, 1871 † (basis of record)
Aviculopecten monroensis Worthen, 1884 † (additional source)
Aviculopecten pitkinensis Snider, 1915 † (additional source)
Aviculopecten subcardiformis (Herrick, 1888) † (basis of record)
Cardiomorpha obovata R. D. Hoare, 1993 † (original description)
Cardiomorpha subglobosa F. B. Meek, 1875 † (basis of record)
Cardiomorpha triangulata Swallow, 1860 † (basis of record)
Cardiomorpha vindobonensis J. W. Dawson, 1868 † (basis of record)
Ectogrammysia inaffecta R. D. Hoare, 1993 † (original description)
Ectogrammysia juvenalis (Hyde, 1953) † (basis of record)
Ectogrammysia omaliana (de Koninck, 1841) † (additional source)
Ectogrammysia omaliana hydei (Driscoll, 1965) † (basis of record)
Ectogrammysia omaliana omaliana (de Koninck, 1841) † (basis of record)
Ectogrammysia prolata R. D. Hoare, 1993 † (original description)
Edmondia equilateralis Girty, 1910 † (additional source)
Edmondia fountainensis Weller, 1916 † accepted as Edmondia equilateralis Girty, 1910 † (source of synonymy)
Edmondia genevievensis Weller, 1916 † (additional source)
Edmondia pitkinensis Snider, 1915 † (basis of record)
Edmondia splendens Elias, 1957 † accepted as Edmondia equilateralis Girty, 1910 † (source of synonymy)
Leptodesma halli (Herrick, 1888) † (basis of record)
Leptodesma occidentale Girty, 1927 † (additional source)
Leptodesma ortoni (Herrick, 1888) † (basis of record)
Leptodesma scutella Herrick, 1888 † (basis of record)
Limipecten greerensis Busanus & R. D. Hoare, 1991 † (additional source)
Modiolus arkansanus (Weller, 1897) † accepted as Promytilus illinoiensis (Worthen, 1884) † (basis of record)
Modiolus fountainensis Weller, 1916 † (basis of record)
Modiolus illinoiensis (Worthen, 1884) † (basis of record)
Modiolus waverliensis Herrick, 1888 † (basis of record)
Nuculavus B. I. Chernyshev, 1947 † (basis of record)
Nuculavus illinoiensis (Worthen, 1884) † (basis of record)
Nuculavus okawensis (Schenck, 1939) † (new combination reference)
Nuculavus shumardana (J. Hall, 1858) † (basis of record)
Nuculopsis gibbosa (J. Fleming, 1828) † (additional source)
Nuculopsis rectangula (McChesney, 1859) † (new combination reference)
Nuculopsis sectoralis (Winchell, 1862) † (basis of record)
Palaeolima minor Weller, 1916 † (additional source)
Palaeoneilo concentrica (Winchell, 1862) † (basis of record)
Palaeoneilo ignota Herrick, 1888 † (basis of record)
Palaeoneilo sera Girty, 1910 † (basis of record)
Paleyoldia Lintz, 1958 † (additional source)
Paleyoldia levistriata (F. B. Meek & Worthen, 1861) † (basis of record)
Parallelodon cancellosus Mather, 1915 † (basis of record)
Parallelodon illinoiensis Weller, 1916 † (additional source)
Parallelodon minima (Worthen, 1884) † accepted as Parallelodon minimus (Worthen, 1884) † (additional source)
Parallelodon minimus (Worthen, 1884) † (additional source)
Parallelodon multiliratus Girty, 1909 † (basis of record)
Parallelodon tenuistriatus (F. B. Meek & Worthen, 1866) † (basis of record)
Parallelodon vokesi Elias, 1957 † (additional source)
Permophorus branneri (Girty, 1910) † (basis of record)
Permophorus meeki Walcott, 1884 † (basis of record)
Permophorus octocostatus (Weller, 1916) † (basis of record)
Permophorus salteri (Walcott, 1884) † (basis of record)
Phestia nasuta (J. Hall, 1858) † (basis of record)
Phestia obtusa R. D. Hoare, Heaney & Mapes, 1989 † (basis of record)
Phestia pandoraeformis (R. P. Stevens, 1858) † (new combination reference)
Phestia rugodorsata (Easton, 1962) † (basis of record)
Phestia wortheni R. D. Hoare, Heaney & Mapes, 1989 † (basis of record)
Pinna arkansana Weller, 1897 † accepted as Sulcatopinna missouriensis (Swallow, 1863) † (source of synonymy)
Pinna maxvillensis Whitfield, 1882 † accepted as Sulcatopinna maxvillensis (Whitfield, 1882) † (source of synonymy)
Polidevcia B. I. Chernyshev, 1951 † (basis of record)
Polidevcia bellistriata (R. P. Stevens, 1858) † (basis of record)
Polidevcia stevensiana (Girty, 1910) † (new combination reference)
Pseudomonotis equistriata Beede, 1899 † (basis of record)
Ptychopteria protoforme Walcott, 1884 † (basis of record)
Ptychopteria pusilla R. D. Hoare, 1993 † (original description)
Sanguinolites naiadiformis Winchell, 1870 † (basis of record)
Sanguinolites obliquus F. B. Meek, 1871 † (basis of record)
Schizodus brannerianus Girty, 1915 † (additional source)
Schizodus chemungensis var. prolongatus Herrick, 1888 † (additional source)
Schizodus chesterensis F. B. Meek & Worthen, 1861 † (additional source)
Schizodus circulus Worthen, 1884 † accepted as Schizodus depressus Worthen, 1884 † (source of synonymy)
Schizodus depressus Worthen, 1884 † (additional source)
Schizodus depressus var. abruptus Girty, 1915 † accepted as Schizodus depressus Worthen, 1884 † (source of synonymy)
Schizodus medinaensis F. B. Meek, 1871 † (additional source)
Schizodus triangularis Swallow, 1858 † (additional source)
Septimyalina elongata (Girty, 1915) † (basis of record)
Solenomorpha dorsocurva Driscoll, 1965 † (additional source)
Solenomorpha gardneri (Elias, 1957) † (basis of record)
Solenomorpha nitida (Girty, 1910) † (basis of record)
Solenomorpha scalpriformis (Winchell, 1862) † (basis of record)
Sphenotus J. Hall, 1885 † (basis of record)
Sphenotus cherokeensis Snider, 1915 (additional source)
Sphenotus cultellus Girty, 1915 † (additional source)
Sphenotus meslerianus Girty, 1910 † (basis of record)
Sphenotus monroensis (Worthen, 1884) † (basis of record)
Sphenotus vulgaris Girty, 1915 † (additional source)
Sphenotus washingtonensis Girty, 1910 † (basis of record)
Streblochondria mutata R. D. Hoare, 1993 † (original description)
Streblochondria senilis (Herrick, 1888) † (basis of record)
Streblochondria similis (Walcott, 1884) † (basis of record)
Streblopteria girtyi R. D. Hoare, 1993 † (original description)
Streblopteria gracilis Herrick, 1888 † (basis of record)
Streblopteria media Herrick, 1888 † (basis of record)
Streblopteria simplex (J. W. Dawson, 1868) † (basis of record)
Streblopteria simpliciformis Girty, 1927 † (additional source)
Streblopteria squama Herrick, 1888 † (basis of record)

West Virginia for Cardiomorpha obovata R. D. Hoare, 1993 † 
West Virginia for Ectogrammysia inaffecta R. D. Hoare, 1993 † 
West Virginia for Ectogrammysia prolata R. D. Hoare, 1993 † 
West Virginia for Ptychopteria pusilla R. D. Hoare, 1993 † 
West Virginia for Streblochondria mutata R. D. Hoare, 1993 † 
West Virginia for Streblopteria girtyi R. D. Hoare, 1993 †