NPCs composing that spawngroup :

Burynai_Excavator (50%)

greater_skeleton (50%)

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

kurn_1, range=38 (48,-113,134)

greater_skeleton (100%)

kurn_4, range=46 (15,-58,127)

an_odd_mole (100%)

kurn_5, range=39 (29,-139,106)

greater_scalebone (100%)
greater_scalebone (100%)

kurn_8, range=46 (28,-61,4)

kurn_39, range=66 (76,-113,-105)

kurn_42, range=70 (1,-174,-109)

kurn_57, range=42 (19,-63,134)

greater_scalebone (100%)

kurn_63, range=45 (43,-73,-108)

Burynai_excavator (100%)
Burynai_excavator (100%)

kurn_68, range=87 (22,-17,-118)

kurn_69, range=22 (-7,-117,-105)

kurn_70, range=97 (-72,-155,-105)

kurn_71, range=59 (-41,-75,-107)

kurn_86, range=17 (10,-87,-106)

kurn_90, range=91 (-75,-73,-30)

kurn_92, range=47 (11,-57,-39)

kurn_93, range=57 (29,-50,-39)

Burynai_excavator (100%)

kurn_117, range=46 (-31,-85,-30)

Burynai_Excavator (50%)
Burynai_Excavator (50%)

kurn_139, range=88 (-41,-176,-23)

kurn_140, range=81 (-56,-151,-23)

Burynai_burrower (100%)

kurn_141, range=25 (1,-128,-23)

Burynai_excavator (50%)
Burynai_Excavator (50%)

kurn_143, range=82 (-27,-177,-23)

kurn_145, range=62 (46,-156,-40)

Burynai_Excavator (50%)
greater_scalebone (50%)

kurn_146, range=51 (60,-120,-40)

kurn_157, range=53 (11,-157,-109)

kurn_162, range=61 (-48,-121,132)

kurn_166, range=58 (23,-161,132)

kurn_167, range=24 (-6,-121,132)

kurn_168, range=57 (0,-160,132)

kurn_170, range=59 (22,-46,131)

kurn_174, range=38 (45,-86,130)

kurn_175, range=71 (52,-163,124)

kurn_180, range=89 (81,-49,129)

a_skeletal_cook (25%)
thick_boned_skeleton (75%)

kurn_183, range=82 (-62,-65,129)

greater_skeleton (100%)
greater_skeleton (100%)

kurn_187, range=91 (13,-13,104)