1937Primitiella indistincta n. sp. — Öpik, pp. 13, fig. 1:4
1937Primitiella granosa n. sp. — Öpik, pp. 14, fig. 13:6-9
1956Primitiella granosa Öpik — Sarv, pp. 51
1957Tvaerenella granosa (Öpik) — Jaanusson, pp. 296, 299
Selection of related publications
Nõlvak, J. 1972.
A characterization of the boundary beds of the Kukruse and Idavere stages in the Lipu boring.Loodusuurijate Seltsi Aastaraamat, pp. 39-59.
Sarv, L. 1959.
Ordovician ostracodes in the Estonian S.S.R..ENSV TA Geoloogia Instituudi uurimusedIV,
1-210.