Table 1. Alasmidonta s. l in Hidden in the hills: phylogeny of the freshwater mussel genus Alasmidonta (Bivalvia: Unionidae) and description of a new species

Table 1. Alasmidonta s.l. species, conservation statuses and ranges. New species indicated in bold
SpeciesNatureServe statusIUCN rankingFederal protection*Range†Alasmidonta arcula (Lea, 1838)ImperilledEndangeredUnder review (ESA)Altahama River drainage, Atlantic Slope, GA, USAAlasmidonta atropurpurea (Rafinesque, 1831)Critically imperilledEndangeredEndangered (ESA)Cumberland River drainageAlasmidonta heterodon (Lea, 1830)Critically imperilledVulnerable‡Endangered (ESA)Atlantic slope drainages from NC, USA to New Brunswick, CanadaAlasmidonta marginata Say, 1818Apparently secureLeast ConcernNot listedMississippi, Ohio, Tennessee and Cumberland River drainages; Hudson River drainage; Great Lakes and St. Lawrence River drainagesAlasmidonta mccordi Athearn, 1964Presumed extinctExtinctNot listedCoosa, Etowah, and Conasauga Rivers in GA and AL, USAAlasmidonta raveneliana (Lea, 1834)Critically imperilledCritically en- dangeredEndangered (ESA)Upper Tennessee River drainageAlasmidonta robusta Clarke, 1981Possibly extinctExtinctNot listedLong Creek of the Catawba River drainage (Wateree-Santee River drainage, NC, USA)Alasmidonta triangulata (Lea, 1858)Critically imperilledEndangeredUnder review (ESA)Apalachicola River drainage in GA, AL and FL, USAAlasmidonta undulata (Say, 1817)Apparently secureLeast concernNot listedAtlantic Slope drainages from GA to Nova Scotia, Canada; St. Lawrence River drainagesAlasmidonta varicosa (La- marck, 1819)VulnerableVulnerableSpecial concern (SARA)Atlantic slope drainages from GA, USA to Nova Scotia Canada; Kanawah River drainage (upper Ohio River drainage)Alasmidonta viridis (Rafinesque, 1820)Apparently secureLeast concernNot listedMississippi, Ohio, Tennessee and Cumberland River drainages; Great Lakes and St. Lawrence River drainagesAlasmidonta wrightiana (Walker, 1901)Possibly extinctExtinctNot listedOchlokonee River drainage, Gulf of Mexico, FL, USAAlasmidonta uaeharriensis Whelan, Perkins & MaysNot evaluated‡Not evaluated‡Not listed‡Upper Pee Dee River drainage of the Atlantic Slope, NC, USA
* US Endangered Species Act (ESA) or Canada Species At Risk Act (SARA) listed.
† From Clarke et al. (1981), except A. uaeharriensis.
‡ Needs evaluation or re-evaluation.