Chiropteridium aspinatum

"aspinatum" (Gerlach, 1961, p.199–201, pl.29, figs.7–8) Brosius, 1963, p.48.  Holotype: designated by Gerlach (1961), but not clearly related to an illustration.  Lectotype: Gerlach, 1961, pl.29, fig.7; Fensome et al., 1993a, fig.1 — p.945; designated by Gocht (1969, p.61).  NOW Membranophoridium.  Originally (and now) Membranophoridium, subsequently Chriopteridium.  Age: middle Oligocene.

Parent: Chiropteridium