1911
Mesotrypa egena, new species — Bassler, pp. 198, fig. text fig. 107
1953
Mesotrypa egena Bassl. — Modzalevskaya, pp. 102
1978
Mesotrypa egena Bassler, 1911 — Astrova, pp. 100
2012
Mesotrypa egena Bassler, 1911 — Ernst & Nakrem, pp. 30, fig. 8C-I, table 4