NPCs composing that spawngroup :

an_elite_gnoll_guard (33%)

a_gnoll_commander (33%)

Refugee_Splitpaw (34%)

NPCs spawning around that spawngroup :
(Max range : 200)

blackburrow_50, range=175 (116,-125,-35)

a_patrolling_gnoll (100%)

blackburrow_48, range=90 (243,-191,-151)

blackburrow_46, range=173 (121,-142,4)

a_scrawny_gnoll (50%)
a_scrawny_gnoll (50%)

blackburrow_29, range=12 (284,-125,-34)

an_elite_gnoll_guard (50%)
an_elite_gnoll_guard (50%)

blackburrow_28, range=33 (261,-103,-34)

an_elite_gnoll_guard (50%)
an_elite_gnoll_guard (50%)

blackburrow_27, range=107 (253,-15,-96)

a_giant_snake (50%)
a_giant_snake (50%)

blackburrow_21, range=33 (262,-130,-34)

blackburrow_19, range=193 (114,-190,-35)

a_gnoll (50%)
a_scrawny_gnoll (50%)

blackburrow_18, range=91 (217,-62,-35)

blackburrow_12, range=110 (213,-192,-155)

a_gnoll (50%)
a_gnoll (50%)

blackburrow_11, range=70 (323,-52,-124)

blackburrow_6, range=143 (152,-82,-34)

blackburrow_4, range=182 (146,-224,-35)

a_gnoll (50%)
a_gnoll (50%)

blackburrow_3, range=150 (147,-73,-35)

a_gnoll (33%)
a_gnoll (33%)
a_gnoll (34%)

blackburrow_54, range=137 (172,-47,-32)