Genus Hystrichogonyaulax

Species total:
18
Age range:
230 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Hystrichogonyaulax Mesozoic Cenozoic
Hystrichogonyaulax canadensis Oxfordian Late Kimmeridgian
Hystrichogonyaulax cladophora Bajocian Rupelian
Hystrichogonyaulax coreoides Auversian Late Oligocene
Hystrichogonyaulax cornigera Bajocian Oxfordian
Hystrichogonyaulax crispa Late Bajocian Late Bajocian
Hystrichogonyaulax italica Late Cretaceous Paleocene
Hystrichogonyaulax millioudii Middle Oxfordian Late Oxfordian
Hystrichogonyaulax nealei Callovian Oxfordian
Hystrichogonyaulax pectinigera Late Bajocian Turonian
Hystrichogonyaulax pennata Late Kimmeridgian Late Kimmeridgian
Hystrichogonyaulax polytrix Rupelian Late Oligocene
Hystrichogonyaulax regalis Sinemurian Callovian
Hystrichogonyaulax saepita Malm Early Kimmeridgian
Hystrichogonyaulax serrata Late Bathonian Motuan
Hystrichogonyaulax sp Liassic Late Oligocene
Hystrichogonyaulax sp.A Callovian Kimmeridgian