101Leafy researched the games.
Vespoid

An enormous, wasp-like insectoid with a poisonous stinger that stuns prey. Easily damaged, there are rarely any usable materials left to harvest from them once killed.
Monster List No. 18
Carving
Number of carvings: 1 (BradyGames, Monster Hunter Official Strategy Guide, 2004, p. 84). The guide (p. 78) splits the carves by Quest Level: early quests are levels 1 to 3, latter quests 4 to 6.
Early quests
| Item | Chance |
|---|---|
| Monster Fluid | 15% |
| Vespoid Wing | 30% |
| Vespoid Shell | 30% |
| Vespoid Wing | 15% |
| Vespoid Wing | 8% |
| Monster Fluid | 2% |
Latter quests
| Item | Chance |
|---|---|
| Vespoid Wing | 15% |
| Vespoid Shell | 30% |
| Monster Fluid | 30% |
| Vespoid Wing | 15% |
| Vespoid Bladefin | 8% |
| Vespoid Bladefin | 2% |