Genus Borojevia Klautau, Azevedo, Cóndor-Luján, Rapp, Collins & Russo, 2013

Diagnosis. “ Calcinea in which sponge cormus comprises tightly anastomosed tubes. The skeleton contains regular (equiangular and equiradiate) triactines, tetractines, and tripods. The apical actine of the tetractines has spines. Aquiferous system asconoid” (Klautau et al. 2013).

Type species. Ascaltis cerebrum Haeckel, 1872 by original designation in Klautau et al. (2013).