Avalithoxus jantjae (Lujan, 2008)

Description


Dorsal spines (total): 2; Dorsal soft rays (total): 7; Anal soft rays: 5. Distinguished from all congeners by having 12 branched caudal-fin rays; from all Lithoxus except Lithoxus lithoides by having four branched anal-fin rays, and five interdorsal plates; from all Lithoxus except Lithoxus lithoides and Lithoxus stocki by having a convex posterior membranous extension of the adipose fin; from all Lithoxus except Lithoxus lithoides and Lithoxus bovallii by having medial premaxillary teeth with an enlarged and widened cusp; from all Lithoxus except Lithoxus lithoides, Lithoxus stocki and Lithoxus boujardi by having an obliquely truncate to slightly emarginate caudal; from Lithoxus lithoides by having a mode of 24 supramedian plates and a mode of 18 (range 16-25) hypertrophied cheek odontodes; and from Lithoxus pallidimaculatus and Lithoxus surinamensis by the presence of adipose fin (Ref. 79075).

Common Names


No common names available.

Taxonomic Hierarchy


Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Siluriformes

Family: Loricariidae

Genus: Avalithoxus

Species: Avalithoxus jantjae (Lujan, 2008)

Climate Zone


  • Tropical
  • Location


  • South America: above Tencua Falls, Ventuari River of the upper Orinoco in Venezuela.
  • Biology


    Life cycle and mating behavior

    Habitat


    demersal