| Edition | As printed | Type | Chars | Location | vs. previous |
|---|
| 2nd ed. (1778–83) | ① PECTEN | article | 1,880 | vol. 8, p. 5919 | |
| 3rd ed. (1797) | ② PECTEN | article | 13,142 | vol. 14, p. 80 | |
| 4th ed. (1810) | ③ PECTEN | article | 74 | vol. 16, p. 84 | |
| 5th ed. (1815) | ④ PECTEN | article | 74 | vol. 16, p. 84 | |
| 6th ed. (1823) | ⑤ PECTEN | article | 74 | vol. 16, p. 84 | |