NPCs composing that spawngroup :

Burynai_Excavator (34%)

greater_scalebone (33%)

greater_scalebone (33%)

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

kurn_1, range=176 (87,-231,122)

greater_skeleton (100%)

kurn_3, range=118 (-73,-311,-23)

kurn_5, range=190 (103,-223,-102)

greater_scalebone (100%)

kurn_7, range=126 (-112,-379,-22)

kurn_8, range=196 (-142,-272,4)

kurn_10, range=187 (87,-218,-102)

kurn_12, range=111 (50,-285,-97)

kurn_17, range=139 (60,-259,-99)

Burynai_excavator (50%)
lesser_charbone_skeleton (50%)

kurn_25, range=192 (-172,-340,-23)

kurn_29, range=195 (-65,-212,3)

kurn_35, range=131 (80,-278,-99)

kurn_41, range=98 (48,-299,-97)

Burynai_sapper (100%)

kurn_73, range=199 (-108,-233,-23)

kurn_81, range=194 (174,-280,-23)

kurn_82, range=127 (-41,-276,-23)

kurn_83, range=108 (-58,-310,-23)

kurn_84, range=158 (-118,-304,-23)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_85, range=60 (-33,-353,-23)

kurn_87, range=189 (71,-211,-24)

Burynai_burrower (50%)
Burynai_Excavator (50%)

kurn_113, range=149 (-133,-366,-22)

kurn_131, range=173 (-108,-268,-23)

kurn_137, range=142 (-103,-310,-22)

kurn_138, range=191 (-50,-210,-23)

kurn_142, range=186 (-20,-208,-23)

Burynai_burrower (50%)
greater_scalebone (50%)

kurn_144, range=180 (-141,-299,-22)

kurn_145, range=31 (-17,-394,-22)

Burynai_Excavator (50%)
greater_scalebone (50%)

kurn_161, range=170 (0,-221,90)

greater_scalebone (90%)
undead_crusader (10%)

kurn_163, range=174 (-10,-218,132)

kurn_164, range=186 (-83,-232,123)

kurn_165, range=173 (34,-219,132)

kurn_166, range=139 (32,-253,132)

kurn_169, range=121 (0,-270,132)

kurn_176, range=149 (63,-250,124)

kurn_181, range=142 (-71,-277,4)

kurn_276925, range=183 (-50,-219,134)

greater_skeleton (90%)
undead_crusader (10%)

kurn_276926, range=178 (-28,-218,134)

greater_scalebone (90%)
undead_crusader (10%)