Bivalvia | Unionida | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini | Diplodon

species Diplodon hylaeus (d’Orbigny, 1835): specimens

1 available nominal species synonym

Recent Taxonomic Opinions

Rhipidodonta hylaea — Graf & Cummings (2007), Bogan (2010), IUCN (2011), Mansur et al. (2020), Torres et al. (2024), Nagel (2025)
Diplodon (Rhipidiodonta) [sic] hylaeus — Rumi et al. (2008)
Diplodon hylaea — ITIS (2013)
Diplodon (Rhipidodonta) hylaeus — Pereira et al. (2014), Torres et al. (2018)
Diplodon hylaeus — Graf & Cummings (2021), Breure et al. (2022)

Range

Widespread, from the upper Amazon of Bolivia to the Paraná Basin, South America. (South America: SA3 SA5)

Map of Georeferenced Specimens

specimens map of Diplodon hylaeus

MUSSELp Specimen Records

Type Specimens

USNM_361959
Paraguay R., Asuncion, Paraguay
holotype
Diplodon asuncionis Marshall, 1926

BMNH_54-12-4-843
Habit. provincia Chiquitensi (republica Boliviana)
lectotype
Unio hylaea d’Orbigny, 1835

USNM_85352
Buenos Ayres, Argentina
type
Unio trifidus Lea, 1860

BMNH_54-12-4-843-1
Habit. provincia Chiquitensi (republica Boliviana)
paralectotype
Unio hylaea d’Orbigny, 1835

SMF_4241
Chiquitos, Bolivien
paralectotype
Unio hylaea d’Orbigny, 1835

Other Specimens by Collection | show by country

2 Specimens from AMNH

AMNH_100122
Lago Parque del Sur, Dpto. La Capital, Prov. Santa Fe, Argentina

AMNH_305994
Parador Lake, Dept. Punta Gorda, Colonia, Uruguay

2 Specimens from AMS

AMS_126883
Arroyo Don Felipe, Rio Parana, frente a la ciudad de Santa Fe, Argentina

AMS_126884
pond, Parque de Sur, Santa Fe, Argentina

1 Specimens from ANSP

ANSP_324649
Rio Paraná, Proc. Romang, Santa Fe, Uruguay

1 Specimens from BMNH

BMNH_54-12-4-842
Santa Cruz de la Sierra, Bolivia

4 Specimens from CM

CM_MP_2
Boca Laguna Setubal, Sta. Fe

CM_MP_37
Parana River, Isla La Verde, Pto. Roconquista, La Paraguaya, Arroyo Seco

CM_61-135
Lagunitas, Bolivia

CM_61.5856
Rio Paraguay, Sao Luis de Caceres, Matto Grosso, Brazil

1 Specimens from DMNH

DMNH_78645
Rio Paraná, Romang, Santa Fe, Uruguay [Argentina]

5 Specimens from FMNH

FMNH_21828
Alto Rio Parana, Corrientes, Argentina

FMNH_216661
Anchorena, Buenos Aires, Argentina

FMNH_46818
Lagoon on Bieri Island, 280 km N Santa Fe, Argentina

FMNH_46817
Lagoon on Bieri Island, 280 km N Santa Fe, Argentina

FMNH_44561
pond, former oxbow of the Quilla River, in Belgrano Park, Santa Fe City, Argentina

2 Specimens from INHS

INHS_85706
Rio Parana (Río de la Plata Dr.) side channel, 17.3 mi SSW Esquina, Corrientes, Argentina, South America, -30.24806, -59.60724

INHS_24769
small lake, near Rio de la Plata, Punta Gorda, Colonia, Uruguay

2 Specimens from MCZ

MCZ_111737
Parana River, San Nicolas, Santa Fe, Argentina

MCZ_212453
Pozo Puerto, Isla Bieri, 20 km al S de Puerto Malabrigo, Departmento de San Javier, Pcia. de Santa Fe, Argentina

10 Specimens from SMF

SMF_163524
Argentina; Lago del Parque, Belgrano, Ciudade de Santa Fe

SMF_162912
Argentinien: Arroyo Don Felipe, Rio Parana, Frente a Santa Fe

SMF_11320
Gadoy, Corrientes Argentina

SMF_17525
Chaco, Paraguay

SMF_11318
Rio Paraguay, bei Asuncion

SMF_11316
Rio Tubicuary, b. Villarica, Paraguay

SMF_11315
[no locality available - South America]

SMF_11319
Rio Paraná

SMF_11317
Rio Paraná

SMF_11321
Arroyo de las Vacas, Dept. Colonia, Uruguay

9 Specimens from UF

UF_93293
10 km ESE of Aguos Calientes, Chiquitos Province, Santa Cruz Departemento, Bolivia

UF_42585
28 km N and 14 km W of Santa Cruz, Warnes Province, Santa Cruz Departemento, Bolivia

UF_93290
El Bll, Small Mountain Brook, Seranilla Sunsas, San Doval Province, Santa Cruz Departemento, Bolivia

UF_93369
Rio Ibare, Puerto Almecen, Cercado Province, Beni Departemento, Bolivia

UF_93302
Rio Tucavaca, 5 km NNE Candelaria, Chiquitos Province, Santa Cruz Departemento, Bolivia

UF_93292
Rio Tucavaca, Candelaria, Chiquitos Province, Santa Cruz Departemento, Bolivia

UF_93295
Rio Tucavaca, Candelaria, Chiquitos Province, Santa Cruz Departemento, Bolivia

UF_93306
Rio Tucavaca, Candelaria, Chiquitos Province, Santa Cruz Departemento, Bolivia

UF_93324
Small Arroyo, Circa 10 km W of Warnes, Andres Ibanez Province, Santa Cruz Departemento, Bolivia

6 Specimens from UMMZ

UMMZ_111249
Larguita (Lagunitas?), Bolivia

UMMZ_219677
Asuncion Bay, Asuncion, Paraguay

UMMZ_219682
Asuncion Bay, Asuncion, Paraguay

UMMZ_219662
Asuncion Bay, near Asuncion, Paraguay

UMMZ_111250
Paraguay

UMMZ_248841
Arroyo Pereyra, Colonia, Uruguay

2 Specimens from USNM

USNM_607076
Rio Santa Fe, opposite of Santa Fe City, Santa Fe Prov., Argentina

USNM_348734
Paraguay R., Asuncion, Paraguay

4 Specimens from ZMB

ZMB_37270
Laguna de la Cayba

ZMB_MP_0257
Bolivia

ZMB_47520
Tagatyia Fluss, Paraguay

ZMB_MP_0381
[no locality available - South America]

2 Specimens from other collections

SBMHN_140900
Gordia [=Punta Gorda?], Colonia, Uruguay

ZMA_419634. Chaco, Paraguay

GenBank Vouchers

There are no georeferenced GenBank vouchers for this species in the MUSSELpdb.