| Edition | As printed | Type | Chars | Location | vs. previous |
|---|
| 2nd ed. (1778–83) | ① SERPENTES | article | 24,098 | vol. 10, p. 9157 | |
| 4th ed. (1810) | ② SERPENTES | article | 6,485 | vol. 19, p. 186 | |
| 5th ed. (1815) | ② SERPENTES | article | 6,484 | vol. 19, p. 186 | reprint · J 0.97 |
| 6th ed. (1823) | ② SERPENTES | article | 6,484 | vol. 19, p. 186 | reprint · J 0.97 |