Genus

Arthrostylus Ulrich, 1888


GIT 537-2384	Arthrostylus \| Arthrostylus saxbyanus Männil, 1959 nomen nudum	Saxby old quarry	Vormsi Stage	unpublished type
GIT 537-2385	Arthrostylus \| Arthrostylus sp.	Saxby	Vormsi Stage
GIT 537-2386	Arthrostylus \| Arthrostylus sp.	Moe	Pirgu Stage
GIT 537-5007	Arthrostylus tenuis	Moe	Pirgu Stage
GIT 537-5008	Arthrostylus tenuis	Pärnu 1 borehole	Porkuni Stage
GIT 537-5009	Arthrostylus tenuis	Pärnu 1 borehole	Porkuni Stage