NPCs composing that spawngroup :

a_skeleton (33%)

a_skeleton (33%)

a_skeleton (34%)

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

najena_82, range=77 (79,235,3)

najena_80, range=72 (149,358,4)

najena_77, range=67 (173,228,3)

a_large_skeleton (100%)

najena_69, range=76 (153,211,4)

a_greater_skeleton (50%)
a_greater_skeleton (50%)

najena_66, range=69 (119,219,-23)

najena_64, range=41 (119,249,-23)

najena_59, range=19 (119,287,4)

najena_38, range=65 (162,225,-25)

najena_37, range=64 (145,222,-25)

an_earth_elemental (50%)
an_earth_elemental (50%)

najena_36, range=71 (91,232,-23)

a_guard_officer (50%)
a_guard_officer (50%)

najena_10, range=88 (221,316,3)

dark-boned_skeleton (50%)
dark-boned_skeleton (50%)

najena_9, range=84 (222,297,3)

dark-boned_skeleton (50%)
dark-boned_skeleton (50%)

najena_2, range=97 (134,189,-24)

dark-boned_skeleton (50%)
dark-boned_skeleton (50%)

najena_1, range=89 (59,327,2)