Pachastrellidae Carter, 1875

Cárdenas, Paco & Rapp, Hans Tore, 2012, A review of Norwegian streptaster-bearing Astrophorida (Porifera: Demospongiae: Tetractinellida), new records and a new species, Zootaxa 3253, pp. 1-52 : 11

Family Pachastrellidae Carter, 1875

Diagnosis: Astrophorida with a majority of amphiasters as streptasters (never spirasters) in combination with large calthrops and/or short-shafted mesotriaenes or mesotrider desmas. A variety of monaxonic spicules can be present: microxeas, microrhabds, microstrongyles and microrhabdose streptasters ( Cárdenas et al. 2011).

Genera: Brachiaster , Nethea , Pachastrella , Triptolemma .