Acanthella acuta Schmidt, 1862 (additional source)
Ancorina aaptos Schmidt, 1864 accepted as Aaptos aaptos (Schmidt, 1864) (additional source)
Ancorina simplicissima Schmidt, 1868 accepted as Stelletta simplicissima (Schmidt, 1868) (original description)
Aplysina aerophoba (Nardo, 1833) (additional source)
Axinella cinnamomea (Nardo, 1833) (additional source)
Axinella polypoides Schmidt, 1862 (additional source)
Axinella salicina Schmidt, 1868 (original description)
Cacochalina Schmidt, 1868 accepted as Callyspongia Duchassaing & Michelotti, 1864 (original description)
Cacospongia cavernosa Schmidt, 1862 accepted as Fasciospongia cavernosa (Schmidt, 1862) (additional source)
Cacospongia scalaris Schmidt, 1862 accepted as Scalarispongia scalaris (Schmidt, 1862) (additional source)
Chalinula Schmidt, 1868 (original description)
Chalinula renieroides Schmidt, 1868 (original description)
Chondrosia plebeja Schmidt, 1868 (original description)
Chondrosia reniformis Nardo, 1847 (additional source)
Chondrosia tuberculata Schmidt, 1868 accepted as Oscarella tuberculata (Schmidt, 1868) (original description)
Clathria coralloides (Scopoli, 1772) represented as Clathria (Clathria) coralloides (Scopoli, 1772) (additional source)
Clathria oroides Schmidt, 1864 accepted as Agelas oroides (Schmidt, 1864) (additional source)
Corticium candelabrum Schmidt, 1862 (additional source)
Corticium stelligerum Schmidt, 1868 accepted as Calthropella (Corticellopsis) stelligera (Schmidt, 1868) (original description)
Dictyonella Schmidt, 1868 (original description)
Esperia tuberosa Schmidt, 1868 accepted as Mycale (Aegogropila) tunicata (Schmidt, 1862) (original description)
Geodia canaliculata Schmidt, 1868 (original description)
Geodia gigas Schmidt, 1862 accepted as Geodia cydonium (Linnaeus, 1767) (additional source)
Halisarca dujardinii Johnston, 1842 (additional source)
Halisarca lobularis Schmidt, 1862 accepted as Oscarella lobularis (Schmidt, 1862) (additional source)
Hircinia variabilis Schmidt, 1862 accepted as Ircinia variabilis (Schmidt, 1862) (additional source)
Leucosolenia botryoides (Ellis & Solander, 1786) (additional source)
Myxilla pulvinar Schmidt, 1868 accepted as Crella (Grayella) pulvinar (Schmidt, 1868) (original description)
Myxilla rosacea (Lieberkühn, 1859) represented as Myxilla (Myxilla) rosacea (Lieberkühn, 1859) (source of synonymy)
Nardoa reticulum Schmidt, 1862 accepted as Ascaltis reticulum (Schmidt, 1862) (additional source)
Pachastrella Schmidt, 1868 (original description)
Pachastrella monilifera Schmidt, 1868 (original description)
Pachychalina Schmidt, 1868 (original description)
Pachychalina rustica Schmidt, 1868 (original description)
Papillina nigricans Schmidt, 1862 accepted as Cliona viridis (Schmidt, 1862) (additional source)
Raspaigella Schmidt, 1868 accepted as Halichondria (Halichondria) Fleming, 1828 (original description)
Raspaigella brunnea Schmidt, 1868 accepted as Halichondria (Halichondria) brunnea (Schmidt, 1868) (original description)
Reniera accomodata Schmidt, 1868 accepted as Haliclona (Gellius) angulata (Bowerbank, 1866) (original description)
Reniera implexa Schmidt, 1868 accepted as Haliclona (Soestella) implexa (Schmidt, 1868) (original description)
Reniera inflata Schmidt, 1868 accepted as Haliclona inflata (Schmidt, 1868) (original description)
Sarcotragus muscarum Schmidt, 1864 accepted as Sarcotragus foetidus Schmidt, 1862 (additional source)
Siphonochalina Schmidt, 1868 (original description)
Siphonochalina coriacea Schmidt, 1868 (original description)
Spirastrella Schmidt, 1868 (original description)
Spirastrella cunctatrix Schmidt, 1868 (original description)
Spongelia pallescens Schmidt, 1862 accepted as Dysidea pallescens (Schmidt, 1862) (additional source)
Stelletta mucronata Schmidt, 1868 accepted as Stryphnus mucronatus (Schmidt, 1868) (original description)
Suberites domuncula (Olivi, 1792) (additional source)
Suberites hystrix Schmidt, 1868 (original description)
Suberites lobatus (Renier in Lieberkühn, 1859) accepted as Suberites massa Nardo, 1847 (additional source)
Suberotelites Schmidt, 1868 accepted as Phorbas Duchassaing & Michelotti, 1864 (original description)
Sycon raphanus Schmidt, 1862 (additional source)
Syconella Schmidt, 1868 accepted as Sycon Risso, 1827 (original description)
Syconella quadrangulata Schmidt, 1868 accepted as Sycon quadrangulatum (Schmidt, 1868) (original description)
Tethya lyncurium (Linnaeus, 1767) accepted as Tethya aurantium (Pallas, 1766) (additional source)
Tetilla Schmidt, 1868 (original description)