NPCs composing that spawngroup :

A_Crumbling_Stonegrabber (15%)

A_Rhino_Beetle (10%)

A_Rhino_Beetle_Hatchling (25%)

A_Weathered_Stonegrabber (50%)

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

mseru_A_Stonegrabber1, range=54 (-372,-449,-18)