Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Obovaria
3 available nominal species synonyms (4 total synonyms)
Obovaria jacksoniana — Graf & Cummings (2007), Williams et al. (2008), Bogan (2010), Cummings & Graf (2010), IUCN (2012), ... McMurray et al. (2012), Campbell & Lydeard (2012), Watters (2018), Porto-Hannes et al. (2019), Hauck et al. (2023)
Villosa arkansasensis — Graf & Cummings (2007), Bogan (2010), Cummings & Graf (2010), ITIS (2012), Haag (2012), Wu et al. (2018)
Obovaria arkansasensis — Inoue et al. (2013), Williams et al. (2017), Watters (2018), Marshall et al. (2018), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Alabama west to Texas in the Gulf Coastal Plain, and the Ozark Plateau, USA.

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ASUMZ_4661 (Va12_AlumF). (ND1: KF035364, go to Genbank) Alum Fork of the Saline River, Saline Co., AR (34.672, -92.7988).
ASUMZ_4662 (Va13_AlumF). (COI: KF035222, ND1: KF035365, go to Genbank) ditto.
ASUMZ_4663 (Va16_AlumF). (COI: KF035225, ND1: KF035368, go to Genbank) ditto.
ASUMZ_4665 (Va18_AlumF). (ND1: KF035369, go to Genbank) ditto.
ASUMZ_4666 (Va19_AlumF). (COI: KF035226, ND1: KF035370, go to Genbank) ditto.
Mp_3528_Va14_AlumF. (COI: KF035223, ND1: KF035366, go to Genbank) ditto.
Mp_3528_Va15_AlumF. (COI: KF035224, ND1: KF035367, go to Genbank) ditto.
ASUMZ_5007 (Oj91_AFLR). (COI: KF035195, ND1: KF035343, go to Genbank) Archey's Fork of the Little Red River, Van Buren Co., AR (35.6827, -92.5761).
ASUMZ_5008 (Oj92_AFLR). (COI: KF035196, ND1: KF035344, go to Genbank) ditto.
ASUMZ_5009 (Oj93_AFLR). (COI: KF035197, ND1: KF035345, go to Genbank) ditto.
ASUMZ_5010 (Oj94_AFLR). (ND1: KF035346, go to Genbank) ditto.
ASUMZ_5011 (Oj95_AFLR). (COI: KF035198, ND1: KF035347, go to Genbank) ditto.
ASUMZ_5012 (Oj96_AFLR). (COI: KF035199, ND1: KF035348, go to Genbank) ditto.
ASUMZ_5013 (Oj97_AFLR). (COI: KF035200, go to Genbank) ditto.
ASUMZ_5014 (Oj98_AFLR). (COI: KF035201, ND1: KF035349, go to Genbank) ditto.
ASUMZ_5015 (Oj99_AFLR). (COI: KF035202, ND1: KF035350, go to Genbank) ditto.
ASUMZ_5016 (Oj100_AFLR). (COI: KF035203, ND1: KF035351, go to Genbank) ditto.
MMNS_8563_1 (Oj04_Buttahatchee). (COI: KF035138, ND1: KF035286, go to Genbank) Buttahatchie River, Monroe Co., MS (33.7138 -88.3414).
MMNS_8563_2 (Oj05_Buttahatchee). (COI: KF035139, ND1: KF035287, go to Genbank) ditto.
OSUMZ_53292.1 (Oj110_Calcasieu). (COI: KF035212, go to Genbank) Calcasieu River, Allen Co., LA (30.5075, -92.9067).
OSUMZ_53292.2 (Oj111_Calcasieu). (COI: KF035213, go to Genbank) ditto.
OSUMZ_53292.3 (Oj112_Calcasieu). (COI: KF035214, go to Genbank) ditto.
OSUMZ_53292.4 (Oj113_calcasieu). (COI: KF035215, go to Genbank) ditto.
OSUMZ_53292.5 (Oj114_Calcasieu). (COI: KF035216, go to Genbank) ditto.
ASUMZ_4568 (Oj81_Cossatot). (COI: KF035194, ND1: KF035342, go to Genbank) Cossatot River, Sevier Co., AR (34.1446, -94.2392).
ASUMZ_4996 (Oj101_FLFR). (COI: KF035204, ND1: KF035352, go to Genbank) Fourche La Fave River, Scott Co., AR (34.8037, -93.8439).
ASUMZ_4997 (Oj102_FLFR). (COI: KF035205, ND1: KF035353, go to Genbank) ditto.
ASUMZ_4579 (Va05_IronsF). (COI: KF035217, ND1: KF035359, go to Genbank) Irons Fork of the Ouachita River, Polk Co., AR (34.6166, -94.1394).
ASUMZ_4580 (Va06_IronsF). (COI: KF035218, ND1: KF035360, go to Genbank) ditto.
ASUMZ_4581 (Va07_IronsF). (COI: KF035219, ND1: KF035361, go to Genbank) ditto.
ASUMZ_4582 (Va08_IronsF). (COI: KF035220, ND1: KF035362, go to Genbank) ditto.
ASUMZ_4583 (Va09_IronsF). (COI: KF035221, ND1: KF035363, go to Genbank) ditto.
ASUMZ_4667 (Va20_IronsF). (COI: KF035227, ND1: KF035371, go to Genbank) ditto.
ASUMZ_4601 (Oj41_LMissouri). (COI: KF035171, ND1: KF035319, go to Genbank) Little Missouri River, Nevada Co., AR (33.8096, -93.1341).
ASUMZ_4602 (Oj42_LMissouri). (COI: KF035172, ND1: KF035320, go to Genbank) ditto.
ASUMZ_4603 (Oj43_LMissouri). (COI: KF035173, ND1: KF035321, go to Genbank) ditto.
ASUMZ_4653 (Oj56_LMissouri). (COI: KF035183, ND1: KF035331, go to Genbank) ditto.
ASUMZ_4654 (Oj57_LMissouri). (COI: KF035184, ND1: KF035332, go to Genbank) ditto.
ASUMZ_4560 (Oj33_Little). (COI: KF035167, ND1: KF035315, go to Genbank) Little River, Little River/Sevier Co., AR (33.8214, -94.2711).
ASUMZ_4561 (Oj34_Little). (COI: KF035168, ND1: KF035316, go to Genbank) ditto.
ASUMZ_4562 (Oj35_Little). (COI: KF035169, ND1: KF035317, go to Genbank) ditto.
ASUMZ_4563 (Oj36_Little). (COI: KF035170, ND1: KF035318, go to Genbank) ditto.
ASUMZ_4878 (Oj71_Little). (COI: KF035192, ND1: KF035340, go to Genbank) ditto.
ASUMZ_4879 (Oj72_Little). (COI: KF035193, ND1: KF035341, go to Genbank) ditto.
ASUMZ_4889 (Va21_MFork). (COI: KF035228, ND1: KF035372, go to Genbank) Mountain Fork of the Little River, Polk Co., AR (34.5621, -94.3750).
Mp_2528_Oj103_Neches. (COI: KF035206, ND1: KF035354, go to Genbank) Neches River, Anderson/Cherokee Co., TX (31.7740, -95.3948).
Mp_2528_Oj104_Neches. (COI: KF035207, ND1: KF035355, go to Genbank) ditto.
Mp_3528_Oj105_Neches. (COI: KF035208, ND1: KF035356, go to Genbank) ditto.
Mp_3528_Oj106_Neches. (COI: KF035209, ND1: KF035357, go to Genbank) ditto.
Mp_3528_Oj107_Neches. (COI: KF035210, ND1: KF035358, go to Genbank) ditto.
ASUMZ_4543 (Oj16_Ouachita). (COI: KF035150, ND1: KF035298, go to Genbank) Ouachita River, Ouachita Co., AR (33.6700, -92.8697).
ASUMZ_4544 (Oj17_Ouachita). (COI: KF035151, ND1: KF035299, go to Genbank) ditto.
ASUMZ_4545 (Oj18_Ouachita). (COI: KF035152, ND1: KF035300, go to Genbank) ditto.
ASUMZ_4546 (Oj19_Ouachita). (COI: KF035153, ND1: KF035301, go to Genbank) ditto.
ASUMZ_4547 (Oj20_Ouachita). (COI: KF035154, ND1: KF035302, go to Genbank) ditto.
ASUMZ_4548 (Oj21_Ouachita). (COI: KF035155, ND1: KF035303, go to Genbank) ditto.
ASUMZ_4549 (Oj22_Ouachita). (COI: KF035156, ND1: KF035304, go to Genbank) ditto.
ASUMZ_4550 (Oj23_Ouachita). (COI: KF035157, ND1: KF035305, go to Genbank) ditto.
ASUMZ_4551 (Oj24_Ouachita). (COI: KF035158, ND1: KF035306, go to Genbank) ditto.
ASUMZ_4552 (Oj25_Ouachita). (COI: KF035159, ND1: KF035307, go to Genbank) ditto.
ASUMZ_4553 (Oj26_Ouachita). (COI: KF035160, ND1: KF035308, go to Genbank) ditto.
ASUMZ_4554 (Oj27_Ouachita). (COI: KF035161, ND1: KF035309, go to Genbank) ditto.
ASUMZ_4555 (Oj28_Ouachita). (COI: KF035162, ND1: KF035310, go to Genbank) ditto.
ASUMZ_4556 (Oj29_Ouachita). (COI: KF035163, ND1: KF035311, go to Genbank) ditto.
ASUMZ_4557 (Oj30_Ouachita). (COI: KF035164, ND1: KF035312, go to Genbank) ditto.
ASUMZ_4558 (Oj31_Ouachita). (COI: KF035165, ND1: KF035313, go to Genbank) ditto.
ASUMZ_4559 (Oj32_Ouachita). (COI: KF035166, ND1: KF035314, go to Genbank) ditto.
UAUC_680. (COI: AY655009, go to Genbank) Pascagoula River, confluence of Brewton Lake, Jackson Co. MS.
UMMZ_107523.5 (Oj108_Pearl). (COI: KF035211, go to Genbank) Pearl River, Hinds Co., MS (32.2819, -90.1788).
ASUMZ_4533 (Oj06_Saline3). (COI: KF035140, ND1: KF035288, go to Genbank) Saline River, Ashley/Bradley Co., AR (33.3266, -91.9758).
ASUMZ_4534 (Oj07_Saline3). (COI: KF035141, ND1: KF035289, go to Genbank) ditto.
ASUMZ_4535 (Oj08_Saline3). (COI: KF035142, ND1: KF035290, go to Genbank) ditto.
ASUMZ_4536 (Oj09_Saline3). (COI: KF035143, ND1: KF035291, go to Genbank) ditto.
ASUMZ_4537 (Oj10_Saline3). (COI: KF035144, ND1: KF035292, go to Genbank) ditto.
ASUMZ_4538 (Oj11_Saline3). (COI: KF035145, ND1: KF035293, go to Genbank) ditto.
ASUMZ_4539 (Oj12_Saline3). (COI: KF035146, ND1: KF035294, go to Genbank) ditto.
ASUMZ_4540 (Oj13_Saline3). (COI: KF035147, ND1: KF035295, go to Genbank) ditto.
ASUMZ_4541 (Oj14_Saline3). (COI: KF035148, ND1: KF035296, go to Genbank) ditto.
ASUMZ_4542 (Oj15_Saline3). (COI: KF035149, ND1: KF035297, go to Genbank) ditto.
ASUMZ_4649 (Oj52_Saline2). (COI: KF035182, ND1: KF035330, go to Genbank) Saline River, Ashley/Bradley Co., AR (33.3509, -91.9708).
ASUMZ_4530 (Oj01_Saline1). (COI: KF035135, ND1: KF035283, go to Genbank) Saline River, Dallas/Grant Co., AR (34.1141, -92.4095).
ASUMZ_4531 (Oj02_Saline1). (COI: KF035136, ND1: KF035284, go to Genbank) ditto.
ASUMZ_4532 (Oj03_Saline1). (COI: KF035137, ND1: KF035285, go to Genbank) ditto.
ASUMZ_4610 (Oj44_Saline1). (COI: KF035174, ND1: KF035322, go to Genbank) ditto.
ASUMZ_4611 (Oj45_Saline1). (COI: KF035175, ND1: KF035323, go to Genbank) ditto.
ASUMZ_4612 (Oj46_Saline1). (COI: KF035176, ND1: KF035324, go to Genbank) ditto.
ASUMZ_4613 (Oj47_Saline1). (COI: KF035177, ND1: KF035325, go to Genbank) ditto.
ASUMZ_4645 (Oj48_Saline1). (COI: KF035178, ND1: KF035326, go to Genbank) ditto.
ASUMZ_4646 (Oj49_Saline1). (COI: KF035179, ND1: KF035327, go to Genbank) ditto.
ASUMZ_4647 (Oj50_Saline1). (COI: KF035180, ND1: KF035328, go to Genbank) ditto.
ASUMZ_4648 (Oj51_Saline1). (COI: KF035181, ND1: KF035329, go to Genbank) ditto.
ASUMZ_4875 (Oj68_Saline1). (COI: KF035189, ND1: KF035337, go to Genbank) ditto.
ASUMZ_4876 (Oj69_Saline1). (COI: KF035190, ND1: KF035338, go to Genbank) ditto.
ASUMZ_4877 (Oj70_Saline1). (COI: KF035191, ND1: KF035339, go to Genbank) ditto.
UAUC_775. (ND1: AY655109, go to Genbank) Sipsey River at CR2, Pickens Co. AL.
ASUMZ_4871 (Oj64_Sipsey). (COI: KF035185, ND1: KF035333, go to Genbank) Sipsey River, Pickens/Greene Co., AL (33.1217, -87.9114).
ASUMZ_4872 (Oj65_Sipsey). (COI: KF035186, ND1: KF035334, go to Genbank) ditto.
ASUMZ_4873 (Oj66_Sipsey). (COI: KF035187, ND1: KF035335, go to Genbank) ditto.
ASUMZ_4874 (Oj67_Sipsey). (COI: KF035188, ND1: KF035336, go to Genbank) ditto.
ASUMZ_1378_5. (16S: PQ238820, go to Genbank) USA: Texas, Red River.