Cornulum is 'n genus van sponsdiere uit die klas van die Demospongiae (gewone sponse). Cornulum achela (Hentschel, 1912) Cornulum antarcticum (Göcke & Janussen, 2013) Cornulum clathriata (Koltun, 1955) Cornulum enteromorphoides (Fristedt, 1887) Cornulum globosum (Lehnert & Stone, 2015) Cornulum johnsoni (De Laubenfels, 1934) Cornulum textile (Carter, 1876) Cornulum toxiferum (Wilson, 1925) Cornulum tubiforme (Burton, 1935) Cornulum tylota (Boury-Esnault, 1973) Cornulum virguliferum (Lévi & Lévi, 1983)