Guadalupiidae is a family of fossil sponges that lived from the Pennsylvanian (Carboniferous) until the Norian (Late Triassic). It includes the following taxa: \n* Cystauletes R. H. King, 1943 \n* Cystauletes mammilosus R. H. King, 1943 \n* Cystothalamia Girty, 1908 \n* Cystothalamia megacysta Finks, 2010 \n* Cystothalamia nodulifera Girty, 1908 \n* Diecithalamia Senowbari-Daryan, 1990 \n* Diecithalamia polysiphonata Dieci et al., 1968 \n* Exovasa Finks, 2010 \n* Exovasa cystauletoides Finks, 2010 \n* Guadalupia Girty, 1908 \n* Guadalupia auricula Finks, 2010 \n* Guadalupia cupulosa Finks, 2010 \n* Guadalupia digitata Girty, 1908 \n* Guadalupia favosa Girty, 1908 \n* Guadalupia lepta Finks, 2010 \n* Guadalupia microcamera Finks, 2010 \n* Guadalupia minuta Rigby and Bell, 2006 \n* Guadalupia ramescens Finks,