Rare specimen of Hystrivasum locklini, a distinctive Pliocene gastropod known for its impressive spiny ribs. This species is highly sought after by collectors due to its striking morphology and overall visual appeal. The specimen shows excellent preservation, with well-defined spines and ribbing, natural coloration, and clear morphological details. H. locklini is recognized for its massive, ornate shell structure, making it an attractive piece for both scientific study and display. Condition: – Very good preservation, no visible restorations – Sharp details and strong relief – Ideal for fossil shell collections or decorative display Origin: Florida, USA (Pliocene) 7,5 cm From an old collection. Nice display included.