PLATE 54 



A. — Photomicrograph of normal and early pathological gipsy-moth mtiscle tissue. 



X 540. 



B. — Photomicrograph of late pathological gipsy-moth muscle tissue showing separation 



of fibrillse. X 540. 

 C. — Photomicrograph of last stage in pathology of gipsy-moth muscle tissue, showing 



complete disintegration. X 540. 



