MUSSELpdb

Taxonomy

all genera

Summary

Species & Genus Richness of
freshwater mussels
by Taxonomy

Species & Genus Richness of
freshwater bivalves
by Family

Geography

Species Richness & Endemism of
freshwater mussels
by Geography

Data last updated
Mon 2 March 2026

nominal species Unio petrinus Gould, 1855

Unio petrinus Gould, 1855 = Pustulosa petrina

Gould, 1855. Proc. Boston Soc. Nat. Hist. 5: 228.
Type(s): HOLOTYPE MCZ_169291, Llanos River, Texas.

Taxonomic Opinions

= Pustulosa petrina (Gould, 1855) — Campbell & Lydeard, 2026: 289.

= Pustulosa petrina (Gould, 1855) — FMCS, 2025: [6].

= Pustulosa petrina (Gould, 1855) — Neemuchwala et al., 2023: 2, Table 1.

= Cyclonaias petrina (Gould, 1855) — Hopper et al., 2023.

= Cyclonaias petrina (Gould, 1855) — Graf & Cummings, 2021: 20.

= Cyclonaias petrina (Gould, 1855) — FMCS, 2021: [2].

= Cyclonaias petrina — Inoue et al., 2020: Table S2.

= Cyclonaias petrina (Gould, 1855) — Lopes-Lima et al., 2019: [18], Table 7.

= Cyclonaias petrina (Gould, 1855) — Burlakova et al., 2018: 46, figs. 5-8.

= Cyclonaias petrina (Gould, 1855) — Johnson et al., 2018: 9, fig. 1f.

= Cyclonaias petrina — Pieri et al., 2018: 267.

= Cyclonaias petrina (Gould, 1855) — Williams et al., 2017: 37.

= Quadrula petrina — Pfeiffer et al., 2016: 281.

= Quadrula petrina (Gould, 1855) — ITIS, 2012: [web].

= Quadrula petrina (Gould, 1855) — Szumowski et al., 2012: 72.

= Quadrula petrina — Haag, 2012: 71.

= Quadrula petrina Gould, 1855 — Bogan, 2010: [web].

= Amphinaias petrina — Cummings & Graf, 2010: 376.

= Amphinaias petrina (Gould, 1855) — Graf & Cummings, 2007: 308.

= Quadrula petrina — Serb et al., 2003: 9.

= Quadrula petrina (Gould, 1855) — Turgeon et al., 1998: 37.

= Quadrula petrina (Gould, 1855) — Howells et al., 1996: 119, text fig..

= Quadrula petrina (Gould) — Williams et al., 1993: 14.

= Quadrula petrina (Gould, 1855) — Turgeon et al., 1988: 33.

= Quadrula (Pustulosa) petrina (Gould, 1855) — Haas, 1969: 294.

= Quadrula (Bullata) petrina (Gould, 1855) — Frierson, 1927: 49, sp. 212.

= Quadrula (sec. Theliderma) petrina (Gould, 1855) — Simpson, 1914: 860.

= Quadrula (sec. Theliderma) petrina (Gould, 1855) — Simpson, 1900: 783.

+ — Martens, 1900: 522.

= Unio petrinus Gould — Singley, 1893: 319.

= Unio pertrinus [sic] Gld. — B.H. Wright, 1888: [4].