Arnoliseus falcatus sp. nov., male holotype left chelicera, exposing the apophysis (MNRJ 60027). A. Ectal view; B. Ventral view; C. Mesal view; D. Distal view. White arrow points to the tip of the knob.

 
 
  Part of: Baptista RLC, Castanheira PS, Oliveira GA, Prado AW (2020) Descriptions of three new species of jumping-spiders, genus Arnoliseus (Araneae, Salticidae), from Rio de Janeiro state, Brazil, with comments on their genital morphology and a key to species. Zoosystematics and Evolution 96(1): 73-90. https://doi.org/10.3897/zse.96.46509