Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephronaias

species Nephronaias caldwellii (Lea, 1858): specimens

2 available nominal species synonyms

Recent Taxonomic Opinions

Barynaias caldwellii — Graf & Cummings (2007), Bogan (2010), Graf & Cummings (2021)
Nephronaias caldwellii — Cummings et al. (2025)

Range

Widely distributed in Pacific drainages from Mexico, Guatemala, and Nicaragua to Panama. (Central America: CA1)

Map of Georeferenced Specimens

specimens map of Nephronaias caldwellii

MUSSELp Specimen Records

Type Specimens

image of lot USNM_84385
USNM_84385
Chumnagua R., Isth. of Darien
lectotype
Unio averyi Lea, 1859

image of lot USNM_84396
USNM_84396
Isthmus of Darien
holotype
Unio caldwellii Lea, 1858

image of lot MCZ_293266
MCZ_293266
Chucunaque River, Isthmus of Darien, Panama
topotype
Unio averyi Lea, 1859

image of lot USNM_361760
USNM_361760
Rio Chucunaque, above Rio Chiati, Panama
topotypes
Unio averyi Lea, 1859

Other Specimens by Collection | show by country

2 Specimens from AMNH

image of lot AMNH_35565
AMNH_35565
Nicaragua

image of lot AMNH_179584
AMNH_179584
Darien, Canal Zone, Panama

1 Specimens from AMS

image of lot AMS_140904
AMS_140904
Rio Turia, Boca de Cupe, Darien Prov., Panama

6 Specimens from ANSP

image of lot ANSP_129946
ANSP_129946
Nicaragua

image of lot ANSP_125620
ANSP_125620
Nicaragua

image of lot ANSP_125619
ANSP_125619
Rio San Antonio, near Chinendaga, Nicaragua

image of lot ANSP_161833
ANSP_161833
Bayano River, Pintupo, Darien, Rep. Panama

image of lot ANSP_243690
ANSP_243690
Rio Banayo at El Llano, 15 mi fr. Chepo, Republic of Panama

image of lot ANSP_162482
ANSP_162482
Rio Bayano just below El Llano, Panama

1 Specimens from BMNH

image of lot BMNH_93-2-4-2041-2042
BMNH_93-2-4-2041-2042
Am. Centrale

3 Specimens from FMNH

image of lot FMNH_73370
FMNH_73370
Bayano River, above Chepo, Panama Prov., Panama

image of lot FMNH_110180
FMNH_110180
Bayano River, El Llano, Panama Prov., Panama

image of lot FMNH_63537
FMNH_63537
Bayano River, Pintupo, Darrien, Panama

1 Specimens from INHS

image of lot INHS_21691
INHS_21691
Rio Membrillo, ca. 5 km upstream Sinai, Darien, Panama

4 Specimens from MCZ

image of lot MCZ_6592
MCZ_6592
Nicaragua

image of lot MCZ_MP_300_01
MCZ_MP_300_01
Nicaragua

image of lot MCZ_16344
MCZ_16344
Nicaragua

image of lot MCZ_MP_275
MCZ_MP_275
stream from Volcano Veijo at Hacienda San Antonio 1 league [3 mi] SE Chinandega, Chinandega State, Nicaragua

1 Specimens from MNHN

image of lot MNHN_MP_1330
MNHN_MP_1330
Rio Naranjo, Guatemala

1 Specimens from NCSM

image of lot NCSM_6243
NCSM_6243
North America, Golfo de San miguel asin/ Rio Chucunaque/ Rio Membrillo Panama, Darién, Rio Membrillo (Rio Chucunaque-Rio Turia drainage), ca 5km, upstream Siani

1 Specimens from SMF

image of lot SMF_83308
SMF_83308
Rio Puca, Costa Grande, Retahuleu, West Guatemala

1 Specimens from UMMZ

image of lot UMMZ_107957
UMMZ_107957
Chimaugua River, Isthmus of Darien, Panama

3 Specimens from USNM

image of lot USNM_536560
USNM_536560
Bayano River, near Acanti, Panama

image of lot USNM_513600
USNM_513600
Isla de Coiba, Panama

image of lot USNM_424421
USNM_424421
Republic of Panama

1 Specimens from ZMB

image of lot ZMB_47544
ZMB_47544
Rio Puca, Retaluleu, Guatemala

GenBank Vouchers

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