NPCs composing that spawngroup :

Burynai_excavator (33%)

Burynai_excavator (34%)

lesser_icebone_skeleton (33%)

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

kurn_1, range=67 (-53,144,4)

greater_skeleton (100%)
greater_skeleton (100%)

kurn_5, range=43 (-80,215,45)

greater_scalebone (100%)
greater_scalebone (100%)

kurn_6, range=45 (-84,144,3)

kurn_8, range=179 (26,303,-8)

kurn_9, range=188 (51,283,-8)

scalebone_skeleton (100%)

kurn_15, range=193 (82,143,3)

kurn_18, range=156 (-70,30,-39)

Burynai_excavator (100%)

kurn_28, range=198 (47,307,-8)

kurn_34, range=161 (21,86,-116)

lesser_charbone_skeleton (100%)

kurn_41, range=190 (66,258,-49)

Burynai_sapper (100%)

kurn_44, range=183 (-9,29,-116)

kurn_46, range=96 (-97,279,-122)

kurn_47, range=120 (-18,263,-121)

kurn_48, range=85 (-126,267,-122)

kurn_49, range=80 (-51,240,-121)

kurn_50, range=99 (-140,277,-122)

Burynai_sapper (100%)

kurn_51, range=81 (-115,264,-122)

kurn_52, range=26 (-130,169,-121)

kurn_53, range=90 (-92,272,-122)

Burynai_excavator (100%)

kurn_54, range=85 (-31,220,-121)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_55, range=50 (-82,226,-126)

kurn_62, range=172 (64,182,-116)

kurn_66, range=154 (45,165,-116)

kurn_67, range=123 (15,176,-116)

kurn_74, range=184 (38,70,-116)

kurn_91, range=191 (-30,8,-39)

kurn_100, range=150 (3,283,-49)

Burynai_excavator (100%)

kurn_101, range=114 (-73,292,-67)

Burynai_burrower (50%)
Burynai_excavator (50%)

kurn_102, range=107 (-96,290,-67)

Burynai_excavator (50%)
Burynai_excavator (50%)

kurn_103, range=36 (-83,209,-67)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_105, range=99 (-62,271,-49)

Burynai_excavator (50%)
Burynai_excavator (50%)

kurn_106, range=85 (-192,198,-39)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_108, range=86 (-184,223,-39)

Burynai_excavator (100%)

kurn_110, range=53 (-152,214,-39)

Burynai_excavator (50%)
Burynai_excavator (50%)

kurn_113, range=174 (10,311,-49)

Burynai_burrower (50%)
Burynai_excavator (50%)

kurn_116, range=150 (39,213,-49)

Burynai_Excavator (100%)

kurn_117, range=64 (-44,191,-49)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_119, range=74 (-37,163,-49)

Burynai_excavator (50%)
Burynai_Excavator (50%)

kurn_120, range=105 (-9,147,-49)

kurn_121, range=107 (-8,223,-49)

Burynai_burrower (50%)
greater_scalebone (50%)

kurn_122, range=130 (21,200,-49)

Burynai_Excavator (50%)
Burynai_sapper (50%)

kurn_123, range=147 (39,187,-49)

Burynai_excavator (100%)

kurn_125, range=198 (-186,0,-23)

kurn_128, range=188 (72,238,-39)

kurn_132, range=151 (-8,70,-39)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_133, range=120 (-51,77,-39)

kurn_134, range=124 (-84,61,-39)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_135, range=166 (-138,19,-39)

kurn_137, range=47 (-140,148,-39)

kurn_147, range=71 (-158,131,-39)

Burynai_excavator (100%)

kurn_148, range=39 (-122,146,-39)

kurn_149, range=179 (-63,9,-30)

kurn_150, range=110 (-111,72,-39)

Burynai_excavator (100%)

kurn_151, range=165 (-106,18,-39)

kurn_152, range=195 (-88,-11,-30)

kurn_153, range=198 (-62,-10,-30)

kurn_155, range=88 (-171,121,-39)

kurn_160, range=189 (-53,1,9)

greater_skeleton (100%)

kurn_166, range=155 (-50,39,104)

kurn_179, range=164 (-170,31,4)

kurn_183, range=126 (13,216,48)

greater_skeleton (100%)
greater_skeleton (100%)

kurn_184, range=123 (-85,61,106)

greater_skeleton (50%)
scalebone_skeleton (50%)

kurn_188, range=180 (-13,29,104)

greater_skeleton (50%)
scalebone_skeleton (50%)

kurn_192, range=186 (0,31,-39)

fingered_skeleton (20%)
thick_boned_skeleton (80%)

kurn_193, range=168 (-35,31,-39)

thick_boned_skeleton (100%)

#Crackling_Bones_189490, range=128 (-31,80,-39)

#Crackling_Bones (25%)
lesser_charbone_skeleton (75%)