NPCs composing that spawngroup :

greater_skeleton (25%)

greater_skeleton (25%)

scalebone_skeleton (25%)

scalebone_skeleton (25%)

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

kurn_1, range=87 (135,-200,5)

kurn_2, range=85 (124,-191,-23)

Burynai_Excavator (50%)
Burynai_excavator (50%)

kurn_5, range=48 (103,-223,-102)

greater_scalebone (100%)

kurn_7, range=73 (129,-217,-22)

kurn_8, range=45 (108,-244,4)

kurn_10, range=40 (87,-218,-102)

kurn_12, range=37 (50,-285,-97)

kurn_17, range=9 (60,-259,-99)

Burynai_excavator (50%)
lesser_charbone_skeleton (50%)

kurn_35, range=33 (80,-278,-99)

kurn_41, range=50 (48,-299,-97)

Burynai_sapper (100%)

kurn_42, range=98 (1,-174,-109)

kurn_43, range=71 (89,-183,-102)

kurn_87, range=40 (71,-211,-24)

Burynai_burrower (50%)
Burynai_Excavator (50%)

kurn_142, range=93 (-20,-208,-23)

Burynai_burrower (50%)
greater_scalebone (50%)

kurn_144, range=64 (75,-187,-23)

kurn_145, range=95 (46,-156,-40)

Burynai_Excavator (50%)
greater_scalebone (50%)

kurn_156, range=53 (66,-197,-104)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_161, range=69 (0,-221,90)

greater_scalebone (90%)
undead_crusader (10%)

kurn_163, range=79 (-10,-218,132)

kurn_165, range=42 (34,-219,132)

kurn_166, range=97 (23,-161,132)

kurn_169, range=66 (0,-270,132)

kurn_175, range=87 (52,-163,124)

kurn_178, range=91 (116,-175,124)

kurn_276926, range=96 (-28,-218,134)

greater_scalebone (90%)
undead_crusader (10%)