sentences:  The Pseudohaloritide which now contains some 14 genera in three subfamilies is characterized by small, subdiscoidal to subglobular, involute shells, the surface of which may be smooth or with coarse longitudinal lirae and/or transverse ribs.The siphuncle is retrosiphonitic, a hold-over character from the nautiloids, usually subcentral or situated within dorsal septal flexure but ventral-marginal in first and second whorls.Sutures have four pairs of lobes, the ventral one being rounded and spatulate, the interior three clustered and narrow.