Retusotriletes |
Retusotriletes minor
|
Bulgaria |
Early Devonian |
|
Retusotriletes |
Retusotriletes pychovii
|
Bulgaria |
Early Devonian |
|
Leiotriletes |
Leiotriletes sp
|
Bulgaria |
Early Devonian |
|
Cymatiosphaera |
Cymatiosphaera milonii
|
Bulgaria |
Early Devonian |
|
Domasia |
Domasia sp
|
Bulgaria |
Early Devonian |
|
Leiofusa |
Leiofusa striata
|
Bulgaria |
Early Devonian |
|
Multiplicisphaeridium |
Multiplicisphaeridium ramusculosum
|
Bulgaria |
Early Devonian |
|
Veryhachium |
Veryhachium trispinosum
|
Bulgaria |
Ordovician |
Late Devonian |
Veryhachium |
Veryhachium europaeum
|
Bulgaria |
Early Devonian |
|
Veryhachium |
Veryhachium sp
|
Bulgaria |
Early Devonian |
|
Winwaloeusia |
Winwaloeusia distracta
|
Bulgaria |
Early Devonian |
|
Dictyotriletes |
Dictyotriletes trivialis
|
Bulgaria |
Early Carboniferous |
|
Euryzonotriletes |
Euryzonotriletes majkori
|
Bulgaria |
Early Carboniferous |
|
Hymenozonotriletes |
Hymenozonotriletes facilis
|
Bulgaria |
Early Carboniferous |
|
Hymenozonotriletes |
Hymenozonotriletes pusillites
|
Bulgaria |
Early Carboniferous |
|
Knoxisporites |
Knoxisporites hederatus
|
Bulgaria |
Early Carboniferous |
|
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
Bulgaria |
Early Carboniferous |
|