Amsteinella fuscus (Am Stein, 1857) accepted as Proteroiulus fuscus (Am Stein, 1857)
Amsteinia fuscum (Am Stein, 1857) accepted as Proteroiulus fuscus (Am Stein, 1857)
Amsteinia fuscus (Am Stein, 1857) accepted as Proteroiulus fuscus (Am Stein, 1857)
Archiboreoiulus pallidus (S. G. Brade-Birks, 1920)
Archiboreoiulus serbansarbui Giurginca, Vanoaica, Sustr & Tajovsky, 2020
Archiboreoiulus sollaudi Brölemann, 1921
Boreoiulus dollfusi (Brölemann, 1894)
Boreoiulus simplex Brölemann, 1921
Boreoiulus tenuis (Bigler, 1913)
Proteroiulus broelemanni Lohmander, 1925
Proteroiulus fuscus (Am Stein, 1857)
Proteroiulus hispanus Schubart, 1959
Proteroiulus pallidus S. G. Brade-Birks, 1920 accepted as Archiboreoiulus pallidus (S. G. Brade-Birks, 1920)