NPCs composing that spawngroup :

an_elder_lavaspinner (50%)

an_elder_lavaspinner (50%)

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

delvea3410159, range=73 (-932,-952,16)

delvea3410188, range=99 (-907,-941,16)

a_reclusive_lavaspinner (50%)
a_reclusive_lavaspinner (50%)

delvea_monocle_2_20, range=74 (-931,-951,14)

an_elder_lavaspinner (50%)
an_elder_lavaspinner (50%)

delvea_monocle_2_27, range=1 (-1004,-948,31)

a_reclusive_lavaspinner (50%)
a_reclusive_lavaspinner (50%)

delvea_monocle_3_21, range=74 (-931,-951,14)

an_elder_lavaspinner (50%)

delvea_monocle_3_28, range=1 (-1004,-948,31)

an_elder_lavaspinner (50%)

delvea_monocle_4_128, range=1 (-1004,-948,31)

a_reclusive_lavaspinner (50%)

delvea_monocle_7_21, range=74 (-931,-951,14)

an_elder_lavaspinner (50%)

delvea_monocle_7_28, range=1 (-1004,-948,31)

an_elder_lavaspinner (50%)

delvea_monocle_8_3, range=74 (-931,-951,14)

a_reclusive_lavaspinner (50%)

delvea_monocle_8_10, range=1 (-1004,-948,31)

an_elder_lavaspinner (50%)