pillworm

1. (rare) Any myriapod which rolls up for protection; a galleyworm.Examples: "Another one (Armadillo rugulosus) is endowed with the power of rolling itself up in a ball like the "pill-worm" of the Old Country"; "Objects of the Scheme:—(1) To produce intra hissutum and hissutum barbadense hybrids (F₁₁) possessing resistance to blackarm, red leaf blight and pillworm besides having economic and agronomic values and suitable for growing as such or by budding on perennial of stocks."; "The PILLWORM is restless, aggressive, and nearly as destructive as, though more sophisticated than, the APHID."rare