†Calvinella Walcott 1914 (trilobite)
PaleoDB taxon number: 19898
Parent taxon: Saukiidae according to H. J. Harrington et al. 1959
Sister taxa: Anderssonella, Caznaia, Diemanosaukia, Linguisaukia, Lophosaukia, Mictosaukia, Prosaukia, Pseudocalvinella, Saukia, Saukiella, Stigmaspis, Suluderella, Tellerina
Subtaxa: Calvinella lira
Ecology: fast-moving low-level epifaunal deposit feeder