Clathrina Gray, 1867 New shallow-water sponges (Porifera) from the Galápagos Islands Sim-Smith, Carina Hickman, Cleveland Kelly, Michelle Zootaxa 2021 2021-08-02 5012 1 1 71 84K2V Minchin, 1900 Minchin 1900 [247,593,1374,1400] Calcarea Clathrinidae Animalia Clathrinida 55 56 Porifera family   Genus  Clathrina Gray, 1867   Diagnosis. Calcineain which the cormus comprises anastomosed tubes. A stalk may be present. The skeleton contains regular (equiangular and equiradiate) and/or parasagittal triactines, to which diactines and tripods may be added. Asconoid aquiferous system (from Azevedo et al.2015).