Apacheiulus guadelupensis Loomis, 1975 accepted as Gosiulus timpius (Chamberlin, 1912)
Apacheiulus pinalensis Loomis, 1968 accepted as Gosiulus timpius (Chamberlin, 1912)
Gosiulus aethes (Chamberlin, 1940) accepted as Gosiulus conformatus Chamberlin, 1940
Gosiulus ambiguus (Loomis, 1959) accepted as Gosiulus conformatus Chamberlin, 1940
Gosiulus conformatus Chamberlin, 1940
Gosiulus medicolens (Chamberlin, 1940) accepted as Gosiulus conformatus Chamberlin, 1940
Gosiulus nati (Loomis, 1963) accepted as Gosiulus conformatus Chamberlin, 1940
Gosiulus timpius (Chamberlin, 1912)
Minutissimiulus biramus Shelley, 2016
Ziniulus aethes Chamberlin, 1940 accepted as Gosiulus aethes (Chamberlin, 1940) accepted as Gosiulus conformatus Chamberlin, 1940
Ziniulus ambiguus Loomis, 1959 accepted as Gosiulus ambiguus (Loomis, 1959) accepted as Gosiulus conformatus Chamberlin, 1940
Ziniulus medicolens Chamberlin, 1940 accepted as Gosiulus medicolens (Chamberlin, 1940) accepted as Gosiulus conformatus Chamberlin, 1940
Ziniulus nati Loomis, 1963 accepted as Gosiulus nati (Loomis, 1963) accepted as Gosiulus conformatus Chamberlin, 1940
Ziniulus navajo Chamberlin, 1943 accepted as Gosiulus timpius (Chamberlin, 1912)