Lea, I. 1868. Description of nine species of Unionidæ from Lake Nicaragua, Central America. Proceedings of the Academy of Natural Sciences of Philadelphia 20: 94-96. Available electronically.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 291 [51], pl. 42, fig. 104.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_86691 (by R.I. Johnson, 1951: 81), Lake Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 294 [54], pl. 42, fig. 105.
Type(s): LECTOTYPE USNM_84386 (by Johnson & Baker, 1973: 154), L. Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 295 [55], pl. 43, fig. 106.
Type(s): LECTOTYPE USNM_84387 (by Johnson & Baker, 1973: 156), L. Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 96.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 288 [48], pl. 41, fig. 100.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_86655 (by R.I. Johnson, 1951: 83), L. Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 293 [53], pl. 42, fig. 103.
(renamed Micronaias marshalli Morrison, 1943)
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_84388 (by Johnson & Baker, 1973: 156), Lake Nicaragua, Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95 [as ‘inæquivalva’].
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 292 [52], pl. 43, fig. 108 [as ‘inæquivalva’].
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_86767 (by R.I. Johnson, 1951: 83), Lake Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 289, pl. 41, fig. 101 [as ‘jewettii’].
Type(s): HOLOTYPE (MONOTYPY) USNM_86681, Lake Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 290 [50], pl. 41, fig. 102.
Type(s): HOLOTYPE (MONOTYPY) USNM_86704, Lake Nicaragua.

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 296 [56], pl. 43, fig. 107.
Type(s): LECTOTYPE USNM_84390 (by Johnson & Baker, 1973: 163), Lake Nicaragua.