NPCs composing that spawngroup :

Corrupted_Pusling (49%)

Foul_Pusling (50%)

Greater_Corrupted_Pusling (1%)

Greater_Foul_Pusling (1%)

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

codecay2000006, range=199 (116,5,-95)

codecay2000008, range=131 (34,-22,-95)

codecay2000022, range=190 (-263,-3,-72)

codecay2000023, range=155 (-226,-5,-72)

codecay2000029, range=139 (60,29,-95)

codecay2000030, range=177 (98,27,-95)

codecay2000034, range=198 (115,86,-95)

codecay2000036, range=195 (116,55,-95)

codecay2000037, range=122 (37,85,-95)

codecay2000038, range=95 (16,54,-94)

codecay2000039, range=85 (-3,84,-95)

codecay2000040, range=33 (-103,68,-95)

codecay2000041, range=169 (-248,37,-73)

a_corpse_scavenger (50%)
a_scrounging_rat (50%)

codecay2000042, range=43 (-36,43,-96)

codecay2000105, range=51 (-55,0,-287)

Summoner_of_Bertoxxulous (100%)

codecay2000107, range=41 (-63,83,-96)

codecay2000114, range=154 (74,53,-93)

codecay2000129, range=56 (-29,70,-93)

codecay#Spectre_of_Corruption0, range=171 (-1,198,-276)

#Spectre_of_Corruption (100%)

codecay2000148, range=157 (-84,202,-74)

cod_trigger, range=90 (0,0,0)

#COD_Trigger (100%)

codecay_275202, range=143 (63,67,-289)

codecay_282461, range=61 (-61,-14,-94)

A_musty_smell (100%)

codecay_282465, range=124 (-64,169,-79)

A_sense_of_fear (100%)