NPCs composing that spawngroup :

a_glowing_scarab (100%)

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

atiiki78266, range=37 (-604,499,-501)

atiiki78268, range=26 (-598,509,-500)

atiiki78272, range=52 (-528,505,-500)

atiiki78274, range=3 (-573,525,-500)

atiiki78283, range=98 (-650,590,-449)