A review of Norwegian streptaster-bearing Astrophorida (Porifera: Demospongiae: Tetractinellida), new records and a new species Author Cárdenas, Paco Author Rapp, Hans Tore text Zootaxa 2012 3253 1 52 journal article 10.5281/zenodo.280590 35f6ecad-68d3-44cb-9183-d1c9617c2c57 1175-5326 280590 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 .