The Family Seguenziidae Verrill, 1884 in the Northeast Pacific, including a comment on excessive numbers of taxonomic data portals Author Geiger, Daniel L. text Zoosymposia 2019 2019-02-19 13 61 69 journal article http://dx.doi.org/10.11646/zoosymposia.13.1.7 c6aa05ac-8e39-4b3f-bfe1-b0e6b1a7ecf9 1178-9905 3558484 urn:lsid:zoobank.org:pub:16D27C71-5A6C-4ADF-AD6C-6B07C2773112 Carenzia Quinn, 1983 ( Figure 1 A–C) Carenzia Quinn, 1983a: 355 . Type species (OD): Seguenzia carinata Jeffreys, 1876 . Amphi-Atlantic. Description. Shell conical, smooth, whorl carinate, mid-whorl carination more or less distinct; base convex, umbilicus narrow; apertural sinuses at periphery, base indistinct.