Genus

Baltograptus Maletz, 1994

Images
GIT 451-286
Baltograptus geometricus | Didymograptus geometricus (Törnquist, 1901)
Billingen Stage | Didymograptus balticus Biozone
GIT 451-287
Baltograptus vacillans | Baltograptus vacillans (Tullberg, 1880)
Billingen Stage | Didymograptus balticus Biozone