Bivalvia | ... | Unionoidea | Unionidae | Gonideinae | Limnoscaphini | Limnoscaphina | Ensidens
2 available nominal species synonyms
Ensidens ingallsianus — Graf & Cummings (2007), Bogan (2010), IUCN (2012), Bogan & Do (2014), Kongim et al. (2015), ... Jeratthitikul et al. (2024), Dai et al. (2024), Dai et al. (2025), Chen et al. (2025), Campbell & Lydeard (2026)
Ensidens sp. — Sri-aroon et al. (2007)
Ensidens cf. ingallsianus — Bolotov et al. (2017), Bolotov et al. (2017), Bolotov et al. (2018), Huang et al. (2019), Konopleva et al. (2019), Zieritz et al. (2020)
Ensidens ingallsianus A1 — Muanta et al. (2019)
Ensidens pazii — Konopleva et al. (2019), Bolotov et al. (2020), Graf & Cummings (2021)
“Ensidens ingallsianus” ** — Konopleva et al. (2019), Bolotov et al. (2020), Jeratthitikul et al. (2021)
“Ensidens ingallsianus A2” ** — Muanta et al. (2019)
Widespread in Indochina, including the Malay Peninsula. (East Asia: AS5)


USNM_84708
Siam
figured type
Unio pazii Lea, 1862

BMNH_MP_D281
Ban Sapum, Phuket, Thailand

BMNH_MP_D081
Lake Cini, Danang, W. Malaysia

BMNH_MP_0601
Camboge

BMNH_MP_D275
Ki lan tan, Malay Penninsula

BMNH_1902-5-24-1-5
Kilantan, Malacca

BMNH_MP_D280
Market Stall, Kota Bharu “Tebing”, East Coast Malaya

BMNH_MP_D282
Bang Pa-In, Palace Garden, Thailand

BMNH_MP_0600
Bang Pa-In, Prov, Cynthia

BMNH_MP_0602
Pasak River, Ban Tha Luang, Tha Rua Distr., Thailand

BMNH_MP_D277
Siam

BMNH_MP_D278
Siam

BMNH_MP_D414
Siam

BMNH_MP_D276
[no locality available - Asia]

FMNH_162657
Bang Pa-In, Palace Garden, Thailand

FMNH_33019
Me Ping River at Wang Pratart Farm, Kam Peng Pet Prov., NW Siam

FMNH_33018
Pak Nam Po River at Nam Nan, Kam Peng Pet Prov. NW Siam

FMNH_21781
Siam [Thailand]

FMNH_33017
Siam [Thailand], Kam Peng Pet, Stream: Pak Nam Po River Locale: Nam Nan

INHS_25293
trib. Tapi River, 25 km NE Ao Luk, Hwy. 4035, Krabi, Thailand

MNHN_MP_2756
Cochinchine

MNHN_MP_2764
Cochinchine

MNHN_MP_2775
Riviere de Pekin

MNHN_MP_2720
Chine

MNHN_MP_2719
Kiangsi, Chine

MNHN_MP_2765
Le Gange a Calcutta, Inde

MNHN_MP_2748
Malacca ...

MNHN_MP_2751
Bang Pa Tan, Gardens of Royal Palace, Thailand

MNHN_MP_2755
Bang Pa Tan, Gardens of Royal Palace, Thailand

MNHN_MP_2731
Bang Pa-In, Garden of Royal Palace

MNHN_MP_2736
Bangkok, Siam

MNHN_MP_2788
de Siam

MNHN_MP_2754
Pasak River, Ban Taluang, Tarua... Thailand

MNHN_MP_2782
Siam

MNHN_MP_2744
[no locality available - Asia]

MNHN_MP_2770
[no locality available - Asia]

MNHN_MP_2762
Asie Orientale

MNHN_MP_2766
Hoa My, Ha Dong Vietnam, Est de Thai Binh, Delta Fleuve Rouge

NCSM_84889
Asia, Mekong Basin/Bang Fai R. Laos, Savannakhét, Xaybuly Co Xw Bangfai [Ban Fai River] at Ban Boungxe [Bung Xe]. 17.07614° N, 104.8755° E

SMF_16879
Gunong Takan, O Malakka

SMF_13708
Gunong Takan, O Malakka

SMF_198404
Thailand [illegible] Chiang Rai

SMF_188666
Bang Pa in

SMF_283248
Bang Pa-In Garden of the Royal Palace

SMF_283249
Bang Pa-In Palace Garden

SMF_319288
Bang Pa-In Palace Garden

SMF_188660
Dam Noen Saduak, Ratburi

SMF_319287
Mae Jo (Department of Fisheries) Chaing Mai

SMF_188884
Nan Flu b Tapan Hin

SMF_170334
Pa Sak River b. Saraburi

SMF_83180
Siam

SMF_13705
Siam

SMF_13709
Siam

SMF_188647
Thailand: Bang Pa In, Schlobpark

SMF_188648
Thailand: Bang Pa In, Schlobpark

SMF_188649
Thailand: Bang Pa In, Schlobpark

SMF_188652
Thailand: Bangkok Klong Prem Prachakom opposit Twop Ava [?]

SMF_188653
Thailand: Department of Fisheries, Majo (Chaing Mai)

SMF_170335
Thailand: Huai Luang, n. Udon

SMF_188659
Thailand: Klong Huai Cha, Muang Distr., Prov Ang Tong

SMF_188656
ThaiLand: Klong Min Chandi

SMF_188650
Thailand: Klong Prapa,Bang Sue, Bnagkok

SMF_188651
Thailand: Lopburi, paddy field behing Wat Pram Mat

UF_507498
Bueng Sam Phan (Tabaek) River at Rt. 225 in Bueng Sam Phan. JMP17-41. 15.83129, 101.03554

UF_507868
Kroeng Krawia off Rt. 323. TH17-14. 14.940240, 98.657140

UF_507592
Mae Prachan at bridge on highway 3499. TH14-07. 12.93443, 99.78142

UF_507733
Pa Sak River at Rt. 12 bridge. TH16-18. 16.730, 101.239

UF_507877
Pachee River off Rd. 3085. TH17-25. 13.918134, 99.382270

UF_507689
Phachi River, trib. of Khwae Noi River at Rd. 4011 bridge. TH15-33. 13.78043, 99.42093

UF_507501
Sala River at Rt. 1374 in Ho Krai. JMP17-43. 16.06405, 100.37959

UF_507595
Ta Pi River. TH14-16. 8.50732, 99.50870

UF_93239
Thailand

UF_435019
Thailand, Nakhen Sawan Province 6 km WSW Ban Nong Ben, drying ditch, 15.7336°, 99.9486°

UF_426969
Thailand, Nakhon Phanom Province, Bung Boraphet, Khaco Yai, 6km E of Pak Nam Pho, 15.7122°, 100.1863°

UF_246545
Thailand, Uthai Thani Prov., 2 km SSE of Buri, roadside ditch 14° 59' 40" N, 100° 25' 0" E

UF_507666
Unnamed trib. of Wang River off Rt. 1157. TH15-22. 18.37862, 99.44386

UF_507686
Wang Ma River, trib. of Sakae Krang River at Rt. 3013 bridge. TH15-30. 15.67541, 99.82571

UMMZ_109728
Gumong Tukau, East Malacca

UMMZ_109733
Kelantan, Malay States

UMMZ_230855
Klong Prem Prachakon, Bankok, Thailand

UMMZ_109726
Siam

UMMZ_109732
Siam

UMMZ_23072
Siam

USNM_31453
Pegu

USNM_365425
Bang Dorn (irrigation ditches), Siam

USNM_786183
Bangkok-Dusit Klong around Chitlada [Chitralada] Palace; Thailand

USNM_361282
Bangkok, Siam

USNM_363577
Bangkok, Siam

USNM_361093
Gwe Pasak R., Siam

USNM_361361
Gwe Pasak R., Siam

USNM_786314
Klong Huai Chan, Ang Tong, Thailand

USNM_786362
Klong in Palace Garden of Bang Pa-In, Thailand

USNM_786305
Klong in park, Bang Pa-In, Thailand

USNM_786308
Klong Min, Chandee, Thailand

USNM_786376
Klong Prapa, Bangkok, Thailand

USNM_786298
Mae Jo Fishery, Chiang Mai, Thailand

USNM_786299
Maenam Pasak, W of Saraburi, Thailand

USNM_84707
Siam

USNM_40848
Siam
NCSM_84889. (28S: KX822598, COI: KX822641, go to GenBank) Asia, Mekong Basin/Bang Fai R. Laos, Savannakhét, Xaybuly Co Xw Bangfai at Ban Boungxe. 17.07614° N, 104.8755° E.
Mp_3911_E10. (5.8S, ITS1: MG041515, COI: MG025607, COI: MG582021, H3: MG582064, ND1: MG025709, go to GenBank) Lopburi River, Bang Pahan, Phra Nakhon Si Ayutthaya, Thailand (14° 29' 30.4" N 100° 33' 12.6" E).
UF_507498 (ICH-02165). (COI: MT905893, go to GenBank) Thailand, Bueng Sam Phan (Tabaek) River at Rt. 225 in Bueng Sam Phan (15.831288, 101.035539).
UF_507498 (ICH-02166). (COI: MT905894, go to GenBank) ditto.
UF_507592 (2014-0049). (COI: MT905500, go to GenBank) Thailand, Mae Prachan at bridge on highway 3500 (12.9344333, 99.7814167).
UF_507592 (2014-0050). (COI: MT905501, go to GenBank) ditto.
UF_507592 (2014-0051). (COI: MT905502, go to GenBank) ditto.
UF_507592 (2014-0052). (COI: MT905503, go to GenBank) ditto.
UF_507592 (2014-0053). (COI: MT905504, go to GenBank) ditto.
RMBH_biv_1273_1. (16S: OP735375, COI: OP729811, go to GenBank) Thailand, Min River at Wat Khura In (8.2997, 99.5580).
UF_507733 (ICH-00694). (COI: MT905754, go to GenBank) Thailand, Pa Sak River at Rt. 12 bridge (16.729801, 101.238514).
UF_507877 (ICH-02100). (COI: MT905869, go to GenBank) Thailand, Pachee River off Rd. 3085 (13.918134, 99.38227) .
UF_507877 (ICH-02101). (COI: MT905870, go to GenBank) ditto.
RMBH_biv_1335_1. (28S: OP735360, COI: OP729816, go to GenBank) Thailand, Pak Pra River, just N of Wat Tha Sampao Nuea (7.7289, 100.1079).
UF_507595 (2014-0090). (COI: MT905506, go to GenBank) Thailand, Ta Pi River (8.5073167, 99.5087).
RMBH_biv_1285_1. (COI: OP729812, go to GenBank) Thailand, Ta Pi River just E of Wat Aranyakham Wari (8.7522, 99.2370).
RMBH_biv_1292_2. (COI: OP729813, go to GenBank) Thailand, Ta Pi River just N of Wat Pheng Praditsatha Ram (8.8445, 99.2018).
RMBH_biv_1316_1. (COI: OP729814, go to GenBank) Thailand, Ta Pi River, bend just E of Wat Arayakham Wari (8.7520, 99.2315).
RMBH_biv_1339_1. (COI: OP729817, go to GenBank) Thailand, Tamot Stream, just NW of Tamot Provincial Electricity Authority (7.3452, 100.1064).
RMBH_biv_1320_1. (16S: OP735376, 28S: OP735359, COI: OP729815, go to GenBank) Thailand, Tha Sae River, E bank just E of Wat Na Sang (10.6753, 99.1737).
UF_507666 (2014-0718). (COI: MT905579, go to GenBank) Thailand, Unnamed trib. of Wang River off Rt. 1157 (18.37862, 99.44386).
UF_507666 (2014-0719). (COI: MT905580, go to GenBank) ditto.
UF_507686 (2012-0417). (COI: MT905442, SRA: SRX5278560, go to GenBank) Thailand, Wang Ma River, trib. of Sakae Krang River at Rt. 3013 bridge (15.67541, 99.82571).
UF_507686 (2012-0418). (COI: MT905443, go to GenBank) ditto.
UF_507686 (2012-0419). (COI: MT905444, go to GenBank) ditto.
MUMNH_UNI0074. (16S: MT993687, 28S: MT993739, COI: MT993541, go to GenBank) Thailand: Chao Phraya River Basin, Phrae, Song River (18° 27' 47.2" N, 100° 11' 01.8" E).
Mp_3921_E01. (5.8S, ITS1: MG041508, COI: MG025606, ND1: MG025718, go to GenBank)
Mp_3921_E02. (5.8S, ITS1: MG041509, COI: MG025616, ND1: MG025719, go to GenBank)
Mp_3921_E04. (5.8S, ITS1: MG041510, COI: MG025643, ND1: MG025746, go to GenBank)
Mp_3921_E05. (5.8S, ITS1: MG041511, COI: MG025656, ND1: MG025759, go to GenBank)
Mp_3921_E06. (5.8S, ITS1: MG041512, COI: MG025669, ND1: MG025766, go to GenBank)
Mp_3921_E08. (5.8S, ITS1: MG041513, COI: MG025675, ND1: MG025768, go to GenBank)
Mp_3921_E09. (5.8S, ITS1: MG041514, COI: MG025676, ND1: MG025769, go to GenBank)
Mp_3921_E18. (5.8S, ITS1: MG041516, COI: MG025614, ND1: MG025716, go to GenBank)
Mp_3921_E19. (5.8S, ITS1: MG041517, COI: MG025615, ND1: MG025717, go to GenBank)
Mp_3921_E24. (5.8S, ITS1: MG041518, COI: MG025623, ND1: MG025726, go to GenBank)
Mp_3921_E25. (5.8S, ITS1: MG041519, COI: MG025624, ND1: MG025727, go to GenBank)
Mp_3921_E27. (5.8S, ITS1: MG041520, COI: MG025626, ND1: MG025729, go to GenBank)
Mp_3921_E27A. (5.8S, ITS1: MG041521, COI: MG025627, ND1: MG025730, go to GenBank)
Mp_3921_E29. (5.8S, ITS1: MG041522, COI: MG025629, ND1: MG025732, go to GenBank)
Mp_3921_E32. (5.8S, ITS1: MG041523, COI: MG025633, ND1: MG025736, go to GenBank)
Mp_3921_E36. (5.8S, ITS1: MG041524, COI: MG025639, ND1: MG025742, go to GenBank)
Mp_3921_E38. (5.8S, ITS1: MG041525, COI: MG025641, ND1: MG025744, go to GenBank)
Mp_3921_E39. (5.8S, ITS1: MG041526, COI: MG025642, ND1: MG025745, go to GenBank)
Mp_3921_E40. (5.8S, ITS1: MG041527, COI: MG025644, ND1: MG025747, go to GenBank)
Mp_3921_E42. (5.8S, ITS1: MG041528, COI: MG025647, ND1: MG025750, go to GenBank)
Mp_3921_E43. (5.8S, ITS1: MG041529, COI: MG025648, ND1: MG025751, go to GenBank)
Mp_3921_E44. (5.8S, ITS1: MG041530, COI: MG025649, ND1: MG025752, go to GenBank)
Mp_3921_E53. (5.8S, ITS1: MG041531, COI: MG025660, ND1: MG025763, go to GenBank)
Mp_3921_E66. (5.8S, ITS1: MG041532, COI: MG025679, ND1: MG025695, go to GenBank)