species Sphenonaias liebmanni (Philippi, 1847): specimens

ZMB_11912
Mexico

ZMB_MP_0523
Mexico

USNM_133413
Passo de Onija, Mex.

NCSM_62218
Rio Atoyac, at Cotaxtla, Veracruz, Mexico

NCSM_MFM_19054
Rio Atoyac, Cotaxtla, Veracruz, Mexico

FMNH_11643
Rio Papaloapan, El Hule, Veracruz, Mexico

FMNH_11645
Rio Papaloapan, El Hule, Veracruz, Mexico

ANSP_13689
Rio San Juan, Mexico

UMMZ_31904
Rio San Juan, Mexico

USNM_1282649
Veracruz, impoundment on Rio Jamapa at La Tejar, ca. 0.25 rivermiles above the bridge of road to Medellin (bridge is 5.3 roadmiles from the junction of this road with Rt. Mex. 140), S of Veracruz (city). N19°04'00" W96°09'30"

USNM_1282660
Veracruz, impoundment on Rio Jamapa at La Tejar, ca. 0.25 rivermiles above the bridge of road to Medellin (bridge is 5.3 roadmiles from the junction of this road with Rt. Mex. 140), S of Veracruz (city). N19°04'00" W96°09'30"

USNM_1282644-47
Veracruz, Rio Cotaxtla (upper Rio Atoyac) at Rt. Ver. 149 in Cotaxtla (turn-off to road to Cotaxtla from Rt. Mex. 140 is ca. 26.1 roadmiles SW of divergence of Rt. Mex, 150 and Rt. Mex. 140 S of Veracruz

USNM_1282648
Veracruz, Rio Jamapa at road to Medellin at El Tejar, ca. 5.3 roadmiles from junction of this road with Rt. Mex. 140, S of Veracruz (city)

USNM_MP_0242
Veracruz, Rio Moreno (locally called it Rio Blanco) at unimproved road N of Guadalupe, ca. 5 miles (not measured) SE of Piedras Negras

USNM_1282655
Veracruz, Rio Papaloapan off road from Ciudad Aleman to Tuxtepec; ca. 0.5 roadmiles by dirt road to river; dirt road entrance to Aleman-Tuxtepec road is ca. 2.4 roadmiles W of divergence of roads to Ciudad Aleman and Cosamaloapan

USNM_1282658
Veracruz, Rio Papaloapan off road from Ciudad Aleman to Tuxtepec; ca. 0.5 roadmiles by dirt road to river; dirt road entrance to Aleman-Tuxtepec road is ca. 2.4 roadmiles W of divergence of roads to Ciudad Aleman and Cosamaloapan

USNM_1282659
Veracruz, Rio Papaloapan off road from Ciudad Aleman to Tuxtepec; ca. 0.5 roadmiles by dirt road to river; dirt road entrance to Aleman-Tuxtepec road is ca. 2.4 roadmiles W of divergence of roads to Ciudad Aleman and Cosamaloapan

USNM_1282657
Veracruz, Rio Papaloapan off Rt. Mex. 175 ca. 7.8 roadmiles S of the town square of Tlacotalpan

USNM_1282661-62
Veracruz, Rio Papaloapan off Rt. Mex. 175 in Cosamaloapan

USNM_1282663
Veracruz, Rio Papaloapan off Rt. Mex. 175 in Cosamaloapan

USNM_1282653
Veracruz, Rio San Juan at Rt. Mex. 25 ca. 20.5 roadmiles S of Santiago Tuxtla (junction of Rt. Mex. 25 and Rt. Mex. 180), and ca. 16.2 roadmiles from junction of Rt. Mex. 25 and Rt. Mex. 145

USNM_1282650
Veracruz, Rio Tesechoacan at Tesechoacan, ca. 0.5 miles N of bridge of Rt. Mex. 145 (ca. 9.3 roadmiles W of junction of Rt. Mex. 145 and Rt. Mex. 25)

USNM_1282651-52
Veracruz, Rio Tesechoacan at Tesechoacan, ca. 0.5 miles N of bridge of Rt. Mex. 145 (ca. 9.3 roadmiles W of junction of Rt. Mex. 145 and Rt. Mex. 25)

USNM_1282656
Veracruz, spillway pool off left side of Rio Papaloapan along Rt. Mex. 175 in Cosamaloapan