模板:Shelldoc 200152
Cate, C. N. A Systematic Revision of the Recent Cypraeid Family Ovulidae (Mollusca: Gastropoda) 15. 1973: 116 pp. （英语）. |journal=被忽略 (帮助); |issue=被忽略 (帮助)
Cate, C. N. A Systematic Revision of the Recent Cypraeid Family Ovulidae (Mollusca: Gastropoda) 15. 1973: 116 pp. （英语）. |journal=被忽略 (帮助); |issue=被忽略 (帮助)