Genus Arduspirifer Mittmeyer, 1972

Type species: Spirifer Arduennensis Schnur, 1853 .

Stratigraphic distribution: Pragian to Emsian (middle to upper Lower Devonian. Geographic distribution: Europe, North Africa.

Arduspirifer arduennensis arduennensis (Schnur, 1853) Locality: Daleiden, Eifel region, Germany

Stratigraphy: Wiltz beds, lower Upper Emsian, upper Lower Devonian Arduspirifer arduennensis arduennensis (Schnur, 1853) Locality: Prüm, Eifel region, Germany

Stratigraphy: Wiltz beds, lower Upper Emsian, upper Lower Devonian MIN

Arduspirifer arduennensis treverorum Schemm-Gregory & Jansen, 2005 Locality: Rhens, Koblenz, Middle Rhine area, Germany Stratigraphy: Emsquarzit, lower Upper Emsian, upper Lower Devonian MIN 0001662

Arduspirifer arduennensis treverorum Schemm-Gregory & Jansen, 2005 Locality: Oberlahnstein, Koblenz, Middle Rhine area, Germany Stratigraphy: Chondritenschiefer, Upper Emsian, upper Lower Devonian MIN 0001622

Arduspirifer arduennensis treverorum Schemm-Gregory & Jansen, 2005 Locality: Rhens, Koblenz, Middle Rhine area, Germany Stratigraphy: Emsquarzit, lower Upper Emsian, upper Lower Devonian MIN 0001775.1-2

Arduspirifer arduennensis treverorum Schemm-Gregory & Jansen, 2005 Locality: Engelpfad, Koblenz, Middle Rhine area, Germany Stratigraphy: Emsquarzit, lower Upper Emsian, upper Lower Devonian MIN

Arduspirifer arduennensis cf. treverorum Schemm-Gregory & Jansen, 2005 Locality: Niederlahnstein, Koblenz, Middle Rhine area, Germany Stratigraphy: Upper Emsian, upper Lower Devonian

MIN 0001626.1-4

Arduspirifer antecedens (Frech, 1898)

Locality: Vallendar, Koblenz, Middle Rhine area, Germany Stratigraphy: Lower Emsian, upper Lower Devonian

MIN 0001784.1-4

Arduspirifer antecedens (Frech, 1898)

Locality: Stadtfeld, Eifel region, Germany Stratigraphy: Stadtfeld beds, Lower Emsian, upper Lower Devonian MIN 0001425

Arduspirifer antecedens ssp. C

Locality: Stadtfeld, Eifel region, Germany Stratigraphy: Stadtfeld beds, Lower Emsian, upper Lower Devonian MIN 0001623

Arduspirifer antecedens ssp. C

Locality: Stadtfeld, Eifel region, Germany Stratigraphy: Stadtfeld beds, Lower Emsian, upper Lower Devonian MIN 0001773

Arduspirifer antecedens ssp. C

Locality: Stadtfeld, Eifel region, Germany Stratigraphy: Stadtfeld beds, Lower Emsian, upper Lower Devonian ssp. C

Locality: Stadtfeld, Eifel region, Germany

Stratigraphy: Stadtfeld beds, Lower Emsian, upper Lower Devonian MIN 0001408

Arduspirifer extensus (Solle, 1953)

Locality: Miellen, Lahntal, Middle Rhine area, Germany Stratigraphy: Upper Emsian, upper Lower Devonian MIN 0001446

Arduspirifer extensus (Solle, 1953)

Locality: Ahler Hütte, Lahntal, Middle Rhine area, Germany Stratigraphy: Hohenrhein beds, Upper Emsian, upper Lower Devonian