NPCs composing that spawngroup :

briarweb_spider (25%)

briarweb_spider (25%)

bristleweb_spider (25%)

bristleweb_spider (25%)

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

kaesora_5, range=130 (145,62,-61)

kaesora_6, range=146 (147,81,-61)

kaesora_7, range=109 (135,40,-61)

bristleweb_spider (50%)
strathbone_healer (50%)

kaesora_8, range=198 (148,142,-64)

kaesora_9, range=158 (175,71,-61)

kaesora_12, range=125 (120,74,-61)

briarweb_spider (50%)
ravener (50%)

kaesora_27, range=51 (54,18,3)

strathbone_healer (100%)

kaesora_28, range=154 (88,117,35)

minion_of_Xalgoz (50%)
spectral_guardian (50%)

kaesora_29, range=66 (97,-85,3)

kaesora_31, range=86 (126,-83,3)

kaesora_33, range=146 (111,-168,-27)

kaesora_34, range=179 (120,-200,-29)

kaesora_35, range=167 (153,-169,-27)

kaesora_36, range=32 (42,-63,3)

kaesora_60, range=112 (153,-89,3)

kaesora_64, range=145 (198,-57,-125)

skeletal_minion (100%)

kaesora_77, range=194 (-98,-153,-109)