| Citation | Rosenberg, G., 2005 Malacolog 4.1: A Database of Western Atlantic Marine Mollusca. [WWW database (version 4.1.0)] URL http://www.malacolog.org/ | |
| Ref. | 3446 Rosenberg, G., 2005 | |
| Page | ||
| Named Used as Valid | Seguenzia hapala | |
| Comment | Seguenzia monocingulata is a fossil from Italy; Gulf of Mexico records can be attributed to S. hapala. | |
| Locality | ||
| Distribution | USA, Colombia, Brazil. |