2010  Spirosporadoceras Becker in Becker & Mapes: 152.

Holotype: Spirosporadoceras overi, Becker in Becker & Mapes: p.154.

Conch always involute, with closed umbilicus, cross-section compressed and with rounded  venter, ornament with very fine, convex and bundlled growth-lines, and with fine spiral striae that may offset the grrowth lines. Stures as in Sporadoceras, with two dep, narrow and pointed adventitious lobes, E A2A1LUI.