NPCs composing that spawngroup :

myconid_priest (100%)

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

sebilis_16, range=38 (-1309,-38,-175)

sebilis_17, range=40 (-1326,-32,-175)

sebilis_31, range=96 (-1209,21,-178)

myconid_priest (100%)

sebilis_123, range=92 (-1282,-90,-175)

sebilis_143, range=28 (-1311,27,-103)

Hierophant_Prime_Grekal (50%)
skeletal_hierophant (50%)

sebilis_289340, range=38 (-1309,-38,-175)

sebilis_289341, range=40 (-1326,-32,-175)

sebilis_289356, range=96 (-1209,21,-178)

myconid_priest (100%)

sebilis_289359, range=0 (-1302,0,-175)

myconid_priest (100%)

sebilis_289452, range=92 (-1282,-90,-175)

sebilis_289477, range=28 (-1311,27,-103)

#The_Fabled_Hierophant_Prime_Grekal (50%)
skeletal_hierophant (50%)