• Erinaceus Dillenius ex Maratti, 1822 accepted as Hydnum Linnaeus, 1753 [Phylum: Basidiomycota]
• Erinaceus F. Thiergart & U. Frantz, 1963 † (uncertain) [Phylum: Sporae dispersae]
• Erinaceus Linnaeus, 1758 [Phylum: Chordata]
• Erinaceus amurensis Schrenk, 1859
• Erinaceus concolor Martin, 1838
• Erinaceus europaeus Linnaeus, 1758
• Erinaceusyllis San Martín, 2005
• Erinaceusyllis belizensis (Russel, 1989)
• Erinaceusyllis bidentata (Hartmann-Schröder, 1974)
• Erinaceusyllis centroamericana (Hartmann-Schröder, 1959)
• Erinaceusyllis cirripapillata San Martín, 2005
• Erinaceusyllis cryptica (Ben-Eliahu, 1977)
• Erinaceusyllis erinaceus (Claparède, 1863)
• Erinaceusyllis ettiennei San Martín, 2005
• Erinaceusyllis hartmannschroederae San Martín, 2005
• Erinaceusyllis horrockensis (Hartmann-Schröder, 1981)
• Erinaceusyllis kathrynae San Martín, 2005
• Erinaceusyllis opisthodentata (Hartmann-Schröder, 1987)
• Erinaceusyllis serratosetosa (Hartmann-Schröder, 1982)