1855
Heliolithes microporus — Eichwald, fig. IV 7
1856
Heliolithes microporus — Eichwald, pp. 89
1857
Heliolithes microporus — Eichwald, pp. 35
1860
Heliolithes microporus m. — Eichwald, pp. 454, fig. 25:7
1861
Heliolithes microporus — Eichwald, pp. 97
1899
Coccoseris microporus (Eichwald, 1856) — Lindström, pp. 107-108, fig. 12:12-15
1950
Protaraea microporus (Eichwald) — Bassler, pp. 7
1950
Coccoseris or Heliolites — Bassler, pp. 7
1986
Esthonia micropora (Eichwald, 1855b) — Bondarenko & Gataulina, pp. 9, fig. 1:4; text fig. 1:4
2012
Protaraea? microporus (Eichwald, 1856) — Mõtus & Zaika, pp. 227