NPCs composing that spawngroup :

an_ancient_shard_wyvern (100%)

NPCs spawning around that spawngroup :
(Max range : 100)

templeveeshan_#Ikatiar_the_Venom17, range=68 (-572,-744,9)

#Ikatiar_the_Venom (100%)

templeveeshan_a_shard_wyvern_hatchling112, range=73 (-703,-735,1)

templeveeshan_a_wyvern_hatchling115, range=78 (-709,-733,1)

a_wyvern_hatchling (100%)

templeveeshan_Meldikor_the_Windchaser139, range=59 (-586,-749,5)

Meldikor_the_Windchaser (100%)

templeveeshan_Theldek_the_Stinger140, range=68 (-567,-729,5)

Theldek_the_Stinger (100%)