MUSSELp

MUSSELpdb

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Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
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Geography

Summary

North America

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Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Obovaria

species Obovaria arkansasensis (Lea, 1862): specimens

3 available nominal species synonyms (4 total synonyms)

Recent Taxonomic Opinions

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)

Range

Alabama west to Texas in the Gulf Coastal Plain, and the Ozark Plateau, USA.

Map of Georeferenced Specimens

specimens map of Obovaria arkansasensis

MUSSELp Specimen Records

USA

image of lot USNM_84824
USNM_84824
Claiborne, Alabama

image of lot USNM_25710
USNM_25710
Hot Springs, Arkansas

image of lot ANSP_106063
ANSP_106063
Pearl R., Miss.

Genbank Vouchers

Georeferenced Genbank Vouchers

USA

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.