NPCs composing that spawngroup :

Burynai_excavator (34%)

Burynai_sapper (33%)

lesser_icebone_skeleton (33%)

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

kurn_1, range=73 (135,-200,5)

kurn_2, range=71 (124,-191,-23)

Burynai_Excavator (50%)
Burynai_excavator (50%)

kurn_4, range=175 (15,-58,127)

an_odd_mole (100%)

kurn_5, range=109 (103,-223,-102)

greater_scalebone (100%)
greater_scalebone (100%)

kurn_7, range=90 (129,-217,-22)

kurn_8, range=124 (108,-244,4)

kurn_10, range=117 (87,-218,-102)

kurn_12, range=191 (50,-285,-97)

kurn_16, range=168 (169,31,-134)

lesser_charbone_skeleton (50%)
lesser_icebone_skeleton (50%)

kurn_17, range=165 (60,-259,-99)

Burynai_excavator (50%)
lesser_charbone_skeleton (50%)

kurn_30, range=32 (201,-152,-22)

kurn_31, range=30 (202,-137,-22)

kurn_32, range=45 (128,-151,-23)

Burynai_Excavator (100%)

kurn_33, range=87 (172,-225,-102)

Burynai_sapper (100%)

kurn_34, range=42 (156,-98,-103)

lesser_charbone_skeleton (100%)

kurn_35, range=167 (80,-278,-99)

kurn_36, range=98 (199,-232,-102)

kurn_37, range=27 (146,-147,-104)

kurn_39, range=98 (76,-113,-105)

kurn_40, range=65 (153,-74,-104)

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

kurn_43, range=94 (89,-183,-102)

kurn_56, range=151 (171,14,-120)

kurn_57, range=112 (188,-26,-118)

greater_scalebone (100%)
greater_scalebone (100%)

kurn_58, range=183 (180,46,-119)

Burynai_Excavator (50%)
Burynai_sapper (50%)

kurn_63, range=143 (43,-73,-108)

Burynai_excavator (100%)
Burynai_excavator (100%)

kurn_64, range=153 (178,16,-120)

kurn_68, range=192 (22,-17,-118)

kurn_69, range=180 (-7,-117,-105)

kurn_75, range=116 (248,-49,-118)

Burynai_sapper (50%)
lesser_icebone_skeleton (50%)

kurn_76, range=108 (223,-41,-118)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_77, range=156 (284,-28,-120)

Burynai_excavator (50%)
greater_scalebone (50%)

kurn_78, range=181 (300,-8,-118)

Burynai_sapper (50%)
lesser_icebone_skeleton (50%)

kurn_81, range=143 (174,-280,-23)

kurn_86, range=169 (10,-87,-106)

kurn_87, range=124 (71,-211,-24)

Burynai_burrower (50%)
Burynai_Excavator (50%)

kurn_88, range=56 (155,-83,-24)

Burynai_burrower (50%)
Burynai_Excavator (50%)

kurn_89, range=56 (151,-190,-25)

kurn_92, range=179 (11,-57,-39)

kurn_93, range=167 (29,-50,-39)

Burynai_excavator (100%)

kurn_94, range=157 (67,-19,-39)

kurn_96, range=163 (11,-104,-40)

kurn_97, range=96 (128,-51,-49)

kurn_98, range=115 (104,-44,-49)

kurn_99, range=132 (124,-14,-49)

kurn_107, range=83 (121,-71,-24)

kurn_109, range=41 (143,-108,-24)

kurn_114, range=46 (162,-92,-24)

kurn_115, range=198 (137,58,-39)

Burynai_Excavator (50%)
lesser_icebone_skeleton (50%)

kurn_141, range=171 (1,-128,-23)

Burynai_excavator (50%)
Burynai_Excavator (50%)

kurn_144, range=109 (75,-187,-23)

kurn_145, range=127 (46,-156,-40)

Burynai_Excavator (50%)
greater_scalebone (50%)

kurn_146, range=113 (60,-120,-40)

kurn_156, range=121 (66,-197,-104)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_157, range=162 (11,-157,-109)

kurn_160, range=175 (66,3,9)

greater_skeleton (100%)

kurn_161, range=191 (0,-221,90)

greater_scalebone (90%)
undead_crusader (10%)

kurn_163, range=199 (-10,-218,132)

kurn_165, range=160 (34,-219,132)

kurn_166, range=150 (23,-161,132)

kurn_167, range=178 (-6,-121,132)

kurn_168, range=173 (0,-160,132)

kurn_170, range=175 (22,-46,131)

kurn_174, range=136 (45,-86,130)

kurn_175, range=122 (52,-163,124)

kurn_176, range=157 (63,-250,124)

kurn_178, range=67 (116,-175,124)

kurn_180, range=126 (81,-49,129)

a_skeletal_cook (25%)
thick_boned_skeleton (75%)

kurn_182, range=101 (137,-42,9)

scalebone_skeleton (100%)

kurn_183, range=135 (41,-101,6)

greater_skeleton (100%)