Arinosaster patriciae gen. nov. et sp. nov. The series of spherastter microscleres running from large spherasters to minor spheres.

 
 
  Part of: Volkmer-Ribeiro C, Tavares-Frigo MC, Ribeiro AC, Bichuette ME (2021) Arinosaster patriciae (Porifera, Demospongiae): new genus and species and the second record of a cave freshwater sponge from Brazil. Neotropical Biology and Conservation 16(1): 45-57. https://doi.org/10.3897/neotropical.16.e50156