NPCs composing that spawngroup :

an_eyeless_gnawer (34%)

an_eyeless_gnawer (33%)

a_ravaging_burrower (33%)

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

pojustice2010164, range=199 (-1208,-770,-27)

pojustice2010170, range=95 (-1113,-644,-29)

pojustice2010171, range=50 (-1128,-587,-29)

pojustice2010172, range=134 (-1055,-629,-29)

an_eyeless_gnawer (50%)
an_eyeless_gnawer (50%)

pojustice2010173, range=171 (-1073,-709,-28)

pojustice2010174, range=143 (-1149,-714,-28)

pojustice2010175, range=72 (-1176,-645,-28)

an_eyeless_gnawer (50%)
a_ravaging_burrower (50%)

pojustice2010176, range=116 (-1276,-635,-28)

pojustice2010177, range=90 (-1267,-573,-29)

pojustice2010179, range=72 (-1154,-504,-28)

pojustice2010180, range=125 (-1167,-448,-28)

a_demented_locust (50%)
a_demented_locust (50%)

pojustice2010181, range=142 (-1186,-431,-28)

pojustice2010182, range=180 (-1188,-393,-27)

pojustice2010183, range=157 (-1106,-432,-28)

pojustice2010184, range=125 (-1060,-527,-27)

pojustice2010185, range=180 (-1003,-621,-28)