|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Gastropoda - Rissoidae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|W. F. Ponder 1984||Small, with spiral and axial sculpture, 1-2 spiral cords causing angulation of whorls. Aperture more weakly channelled anteriorly than in Rissoina s.s. (Fig. 1330). Protoconch multispiral (about 3 whorls) with regularly increasing convex whorls, the first minute; apparently smooth.|