Třída: Actinopterygii - paprskoploutví
Řád: Siluriformes - sumci
Čeleď: Auchenipteridae - trnovčíkovití

Typový druh: Liosomadoras morrowi Fowler, 1940

Reference: Fowler H. W. 1940. A collection of fishes obtained by Mr. William C. Morrow in the Ucayali River Basin, Peru. Proc. Acad. Nat. Sci. Phila. v. 91 (for 1939). 219-289.

Přehled druhů

• Liosomadoras morrowi Fowler, 1940
  Fowler, H. W. 1940. A collection of fishes obtained by Mr. William C. Morrow in the Ucayali River Basin, Peru. Proc. Acad. Nat. Sci. Phila. v. 91 (for 1939): 219-289.
• Liosomadoras oncinus (Jardine & Schomburgk, 1841)
  Schomburgk, R. H. 1841. The Natural history of fishes of Guiana.--Part I. In: Jardine, W. (ed.), The Naturalists' Library. Vol. 3. W. H. Lizars, Edinburgh. [Also an 1852 edition, entitled the Fishes of British Guiana, as v. 39.]. Fish British Guiana I: [1-16], 17-263, Pls. 1-30.

Statistické údaje

Počet druhů: 2