Genus Biretisporites

Species total:
89
Age range:
325 - 1.8 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Biretisporites modestus Permian Middle Jurassic
Biretisporites crenatus Aalenian Bathonian
Biretisporites croxtonae Aalenian Bajocian
Biretisporites sp. Volk.& Quat.,1975 Late Toarcian Bajocian