Family

Actinostromatidae Nicholson, 1886


GIT 113-67	Plectostroma necopinatum \| Plectostroma necopinatum Nestor, 1964	Eiglaküla quarry, Läänemaa		Juuru Stage \| Tamsalu Stage	holotype
GIT 113-93	Plectostroma necopinatum \| Plectostroma necopinatum Nestor, 1964	Sarve peninsula		Juuru Stage
GIT 114-25	Plectostroma intermedium \| Plectostroma intermedium (Yavorsky, 1929)	Katri cliff		Paadla Stage
GIT 114-26	Plectostroma intermedium \| Plectostroma intermedium (Yavorsky, 1929)	Katri cliff		Paadla Stage
GIT 114-27	Plectostroma mirificum \| Plectostroma mirificum Nestor, 1966	Katri cliff		Paadla Stage	holotype
TUG 1589-516	Plectostroma intermedium \| Plectostroma intermedium (Yavorsky, 1929)	Katri cliff		Paadla Stage
GIT 286-6	Plectostroma franklinense \| Plectostroma franklinense (Parks, 1909)	Novaya Zemlya, peninsula Hatanzeja, outcrop 7708		Silurian \| Zapadno-Hatanzeiskaya Stage
GIT 310-106	Plectostroma \| Plectostroma stellum Nestor nom. nud.	Kazakhstan		Upper Ordovician \| Mailisor'i Member, Amsassia chaetetoides kihid
GIT 310-360	Plectostroma \| Plectostroma stellum Nestor nom. nud.	Tarbagatai, Kazakhstan		Upper Ordovician \| Dulankara Stage, Amsassia chaetetoides Beds
GIT 348-3629	Plectostroma intermedium \| Plectostroma intermedium (Yavorsky, 1929)	Tehumardi 700 borehole	25.4	Paadla Stage