NPCs composing that spawngroup :

a_thought_leech_evoker (100%)

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

thedeep1312277, range=108 (-446,494,-61)

a_shrieker (100%)

thedeep1312274, range=39 (-510,364,-57)

a_thought_leech_evoker (50%)
a_young_thought_leech (50%)

thedeep1312247, range=115 (-481,277,-137)

An_Enthralled_Razorfiend (100%)

thedeep1312246, range=73 (-472,465,-62)

a_shrieker (34%)
a_shrieker (33%)
a_shrieker (33%)
a_shrieker (34%)
a_shrieker (33%)
a_shrieker (33%)
a_shrieker (34%)
a_shrieker (33%)
a_shrieker (33%)

thedeep1312236, range=168 (-330,320,-57)

a_thought_leech_evoker (50%)
a_young_thought_leech (50%)

thedeep1312235, range=176 (-329,304,-59)

An_Enthralled_Underbulk (50%)
a_thought_leech_spiriter (50%)

thedeep1312166, range=26 (-508,389,-57)

a_thought_leech_evoker (50%)
a_thought_leech_evoker (50%)

thedeep1312165, range=52 (-510,436,-61)

a_hideous_thought_leech (100%)

thedeep1312164, range=16 (-486,376,-58)

thedeep1312137, range=87 (-500,478,-61)

a_shrieker (50%)
a_shrieker (50%)

thedeep1312088, range=146 (-509,536,-62)

a_thought_leech_spiriter (100%)

thedeep1312085, range=187 (-334,507,-65)

a_deepspore_mushroom (100%)

thedeep1312049, range=139 (-465,530,-62)

a_thought_leech_evoc_1433244, range=153 (-468,545,-64)

a_thought_leech_evoker (100%)

a_thought_leech_evoc_1433245, range=149 (-445,537,-63)

a_thought_leech_evoker (100%)

a_thought_leech_evoc_1433247, range=187 (-317,302,-56)

a_thought_leech_evoker (100%)