Bestiary entry from the Clan Primer:
This creature always drops a trophy when it is defeated. This trophy is used in the Hunt Club side quest which involves trading in the trophies for items, armor and accessories.
|Common - (55%)||Charger Barding|
|Uncommon - (10%)||(Nothing)|
|Rare - (3%)||(Nothing)|
* The Skullash has a 40% chance of spawning near the Pyrolisks in Cape Tialan in the Phon Coast. Just zone out and re-enter if it doesn’t appear. You also need to have initiated the Hunt Club side quest for it to appear.