Suborder Spirillinina Figure 4.

Spirillina vivipara Ehrenberg, 1843
Figure 4.1

1843 Spirillina vivipara Ehrenberg: p. 323, pl. 3, fig. 41.

Remarks:
Epifaunal and attached (Heron-Allen and Earland, 1916). Considered by Sturrock and Murray (1981) to be epifaunal, attached but also able to move freely. Rare dead.