NPCs composing that spawngroup :

Burynai_excavator (50%)

Burynai_Excavator (50%)

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

kurn_1, range=24 (-53,144,4)

greater_skeleton (100%)

kurn_5, range=67 (-80,215,45)

greater_scalebone (100%)
greater_scalebone (100%)

kurn_6, range=50 (-84,144,3)

kurn_8, range=79 (-107,200,4)

kurn_34, range=96 (21,86,-116)

lesser_charbone_skeleton (100%)

kurn_45, range=73 (-108,183,-121)

kurn_49, range=78 (-51,240,-121)

kurn_52, range=93 (-130,169,-121)

kurn_54, range=57 (-31,220,-121)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_55, range=77 (-82,226,-126)

kurn_66, range=82 (45,165,-116)

kurn_67, range=53 (15,176,-116)

kurn_103, range=65 (-83,209,-67)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_116, range=91 (39,213,-49)

Burynai_Excavator (100%)

kurn_117, range=28 (-44,191,-49)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_120, range=32 (-9,147,-49)

kurn_121, range=66 (-8,223,-49)

Burynai_burrower (50%)
greater_scalebone (50%)

kurn_122, range=68 (21,200,-49)

Burynai_Excavator (50%)
Burynai_sapper (50%)

kurn_123, range=80 (39,187,-49)

Burynai_excavator (100%)

kurn_132, range=97 (-8,70,-39)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_133, range=87 (-51,77,-39)

kurn_148, range=86 (-122,146,-39)

kurn_183, range=73 (13,216,48)

greater_skeleton (100%)
greater_skeleton (100%)

#Crackling_Bones_189490, range=83 (-31,80,-39)

#Crackling_Bones (25%)
lesser_charbone_skeleton (75%)