NPCs composing that spawngroup :

a_mesa_widow (100%)

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

mesa74075, range=124 (1273,1906,16)

mesa74084, range=88 (1286,2013,15)

mesa74085, range=88 (1286,2013,15)

mesa74090, range=20 (1361,2003,21)

mesa74094, range=132 (1394,1853,35)

mesa74095, range=67 (1413,2034,23)

mesa74096, range=67 (1414,2034,23)

mesa74098, range=166 (1507,1890,77)

mesa74099, range=162 (1525,1938,90)