Trachelas amacayacu sp. nov. is described from Amacayacu National Park, Amazonas Department, Colombia based on a holotype female with distinct genital morphology. The type was deposited in the Manchester Museum (MMUE), Manchester, UK. Trachelas nigrifemur Mello-Leitão, 1941 from Cúcuta, Norte de Santander, Colombia is proposed as a nomen dubium.
Sherwood, Danniella & Buelvas, Diana. (2025). A new species of Trachelas L. Koch, 1872 in the bispinosus-group from Colombia (Araneae: Trachelidae). Revista Ibérica de Aracnología. 47. 87-89.
