Tulcus is a genus of longhorn beetles of the subfamily Lamiinae, containing the following species:
Tulcus amazonicus (Thomson, 1860)Tulcus crudus (Erichson, 1847)Tulcus diaphorus Martins & Galileo, 2009Tulcus dimidiatus (Bates, 1865)Tulcus distinctus (Dillon & Dillon, 1945)Tulcus fulvofasciatus (Dillon & Dillon, 1945)Tulcus hebes (Dillon & Dillon, 1945)Tulcus litura (Dillon & Dillon, 1945)Tulcus lycimnia (Dillon & Dillon, 1945)Tulcus obliquefasciatus (Dillon & Dillon, 1952)Tulcus paganus (Pascoe, 1859)Tulcus pallidus (Dillon & Dillon, 1945)Tulcus pepoatus (Martins & Galileo, 1996)Tulcus picticorne (Bates, 1865)Tulcus piger (Martins & Galileo, 1990)Tulcus pullus (Dillon & Dillon, 1945)Tulcus signaticorne (Thomson, 1868)Tulcus soma (Dillon & Dillon, 1945)Tulcus subfasciatus (Thomson, 1860)Tulcus thysbe (Dillon & Dillon, 1945)Tulcus tigrinatus (Thomson, 1868)