Hattneria glabra Varol, in prep.
Large species of Hatteria with a large central opening and narrow, smooth distal plate lining. The width of the central opening is greater than the width of the pelaga [wall and distal plate lining]. The fluted structures are indistinct.
From Latin glabra, smooth - referring to its smooth appearance of distal plate lining.
Varol, in prep.