Fuhrmannodesmidae Brolemann, 1916
Irazunus chiriquensis Loomis, 1964
Irazunus minusculus Attems, 1933
Irazunus ovatus Loomis, 1964
Irazunus penicillatus Loomis, 1964
Irazunus reimoseri Attems, 1933
Irazunus uncus Loomis, 1964
Irazunus velaripes Loomis, 1964
