| Buy | ID | Shell | Location | Description | Size | Price |
| 389824
| Siphonaria atra (Quoy & Gaimard, 1833) | Australia | F++, FABULOUS LARGE SPECIMEN FROM DOUG SNOOK COLLECTION! NOT SURE ABOUT ID! | 28mm | $0.30 |
| 386927
| Siphonaria gigas Sowerby, 1825 | Panama West | F+, LARGE AND THICK! COLLECTED IN 1970s, EX.COLL. DOUGLAS SNOOK | 56mm | $0.50 |
| 389623
| Siphonaria laciniosa (Linnaeus, 1758) | Australia | F++, SPECIAL PAIR OF THIS RIBBED SHELL WHITE WITH BLACK PATTERNS! IT IS CONSIDERED AS NOMEN DUBIUM! FROM DOUG SNOOK COLLECTION! | 17-18.3mm | $0.40 |
| 385577
| Siphonaria obliquata G. B. Sowerby I, 1825 | N.Zealand | F+, ONE RAREST SPECIES ON THE FAMILY! FROM DOUG SNOOK COLLECTION - FORMERLY IN GENUS BENHAMINA | 43.4mm | $1.00 |
| 385656
| Siphonaria obliquata G. B. Sowerby I, 1825 | N.Zealand | F+, ONE RAREST SPECIES ON THE FAMILY! FROM DOUG SNOOK COLLECTION - FORMERLY IN GENUS BENHAMINA. | 33.4mm | $0.60 |
