Eukrohniidae Tokioka, 1965
Heterokrohnia alvinae Casanova, 1992
Heterokrohnia angeli Casanova, 1994
Heterokrohnia bathybia Marumo & Kitou, 1966
Heterokrohnia biscayensis Casanova, 1994
Heterokrohnia curvichaeta Casanova, 1986
Heterokrohnia davidi David, 1985
Heterokrohnia discovery Casanova, 1994
Heterokrohnia discoveryi Casanova, 1994
Heterokrohnia fragilis Kapp & Hagen, 1985
Heterokrohnia furnestinae Casanova & Chidgey, 1987
Heterokrohnia heterodonta Casanova, 1986
Heterokrohnia involucrum Dawson, 1968
Heterokrohnia longicaudata Hagen & Kapp, 1986
Heterokrohnia longidentata Kapp & Hagen, 1985
Heterokrohnia mirabilis Ritter-Zahony, 1911
Heterokrohnia mirabiloides Casanova & Chidgey, 1990
Heterokrohnia murina Casanova, 1986
Heterokrohnia palpifera (Casanova, 1986)
Heterokrohnia rubra (Casanova, 1986)
Heterokrohnia sorbei (Casanova, 1993)
Heterokrohnia wishernae Casanova, 1992