Page last updated
Thu 17 July 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Bivalvia | ... | Unionidae | Ambleminae | Lampsilini | Truncilla

species Truncilla macrodon (Lea, 1859): specimens
     1 available nominal species synonym

Recent Taxonomic Opinions

Truncilla macrodon — Graf & Cummings (2007), Bogan (2010), Cummings & Graf (2010), Breton et al. (2011), ITIS (2012), ... Smith et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), Saxon et al. (2023)

Range

Western Gulf Coastal Plain of Texas.

Map of Georeferenced Specimens

USA

Georeferenced Genbank Vouchers

USA

JBFMC_8213-1 (Tmac_BRA02). (COI) Brazos R., Brazos/Washington Cos., Texas

JBFMC_8213-2 (Tmac_BRA03). (COI) Brazos R., Brazos/Washington Cos., Texas

JBFMC_8213-3 (Tmac_BRA04). (COI) Brazos R., Brazos/Washington Cos., Texas

JBFMC_8226-1 (Tmac_BRA05). (COI) Brazos R., Brazos/Washington Cos., Texas

JBFMC_8226-2 (Tmac_BRA06). (COI) Brazos R., Brazos/Washington Cos., Texas

JBFMC_9506-1 (TmacBra021). (COI) Brazos R., downstream of Waco low water dam, McLennan Co., Texas

JBFMC_9507-1 (TmacBra020). (COI) Brazos R., downstream of waste water treatment plant, McLennan Co., Texas

JBFMC_8104-1 (Tmac_BRA01). (COI) Brazos R., Little River downstream of CR1915, Milam Co., Texas

JBFMC_8359-13 (Tmac_BRA20). (COI) Brazos R., on bank, Brazos/Grimes Cos., Texas

JBFMC_8359-18 (Tmac_BRA25). (COI) Brazos R., on bank, Brazos/Grimes Cos., Texas

JBFMC_8359-2 (Tmac_BRA09). (COI) Brazos R., on bank, Brazos/Grimes Cos., Texas

JBFMC_8359-4 (Tmac_BRA11). (COI) Brazos R., on bank, Brazos/Grimes Cos., Texas

JBFMC_8359-7 (Tmac_BRA14). (COI) Brazos R., on bank, Brazos/Grimes Cos., Texas

JBFMC_8359-8 (Tmac_BRA15). (COI) Brazos R., on bank, Brazos/Grimes Cos., Texas

JBFMC_8669-1 (Tmac_COL03). (COI) Colorado R., downstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-1 (Tmac_COL04). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-2 (Tmac_COL05). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-3 (Tmac_COL06). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-4 (Tmac_COL07). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-5 (Tmac_COL08). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-6 (Tmac_COL09). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-7 (Tmac_COL10). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

JBFMC_8670-8 (Tmac_COL11). (COI) Colorado R., upstream of US90-ALT, Colorado Co., Texas

UF_439090-9867. (28S, 5.8S, COI, ITS1, ND1) Colorado River, Colorado drainage (29.173, -96.0666)

UF_440984-001. (28S, ND1) Colorado River, Colorado drainage (29.4535, -96.3959)

UF_441137-005. (28S, 5.8S, COI, ITS1, ND1) San Saba River, Colorado drainage (31.2386, -98.6004)

JBFMC_8369-1 (Tmac_TRI14). (COI) Trinity R., Anderson/Freestone Cos., Texas

JBFMC_8380-2 (Tmac_TRI16). (COI) Trinity R., Anderson/Freestone Cos., Texas

JBFMC_8453-1 (Tmac_TRI24). (COI) Trinity R., around US79 Access, Anderson/Freestone/Leon Cos., Texas

JBFMC_8453-2 (Tmac_TRI25). (COI) Trinity R., around US79 Access, Anderson/Freestone/Leon Cos., Texas

JBFMC_8453-3 (Tmac_TRI26). (COI) Trinity R., around US79 Access, Anderson/Freestone/Leon Cos., Texas

JBFMC_8453-4 (Tmac_TRI27). (COI) Trinity R., around US79 Access, Anderson/Freestone/Leon Cos., Texas

JBFMC_8293-1 (Tmac_TRI01). (COI) Trinity R., downstream of CR3039, Kauffman Co., Texas

JBFMC_8293-2 (Tmac_TRI02). (COI) Trinity R., downstream of CR3039, Kauffman Co., Texas

JBFMC_8293-6 (Tmac_TRI06). (COI) Trinity R., downstream of CR3039, Kauffman Co., Texas

JBFMC_8293-8 (Tmac_TRI08). (COI) Trinity R., downstream of CR3039, Kauffman Co., Texas

JBFMC_8293-9 (Tmac_TRI09). (COI) Trinity R., downstream of CR3039, Kauffman Co., Texas

JBFMC_8366-1 (Tmac_TRI10). (COI) Trinity R., Houston/Leon Cos., Texas

JBFMC_8366-2 (Tmac_TRI11). (COI) Trinity R., Houston/Leon Cos., Texas

JBFMC_8366-3 (Tmac_TRI12). (COI) Trinity R., Houston/Leon Cos., Texas

JBFMC_8443-1 (Tmac_TRI17). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

JBFMC_8443-2 (Tmac_TRI18). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

JBFMC_8443-3 (Tmac_TRI19). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

JBFMC_8443-4 (Tmac_TRI20). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

JBFMC_8445-1 (Tmac_TRI21). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

JBFMC_8445-2 (Tmac_TRI22). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

JBFMC_8445-3 (Tmac_TRI23). (COI) Trinity R., upstream of HWY287, Henderson/Navarro Cos., Texas

UF_440984. (SRA) USA, Texas, Colorado County, Colorado River at FM 950; just east of Garwood, TX. Sampled ~30m stretch along right ascending bank nearl old bridge abutments. (29.45354, -96.39587)

UF_439499 (TmacBra017). (COI) USA, Texas, Falls Co., Brazos River upstream of FM 413 bridge (31.13865, -96.82577)

UF_439499 (TmacBra018). (COI) USA, Texas, Falls Co., Brazos River upstream of FM 413 bridge (31.13865, -96.82577)

JBFMC_9506_1. (16S) USA: Texas, Brazos River

UF_439499. (16S) USA: Texas, Brazos River

UF_441137. (COI, ITS1) USA:Texas:San Saba County:San Saba River, downstream of Co Rd. 126 (31.23857, -98.60035)