388 MEMOIRS OF THE CARNEGIE MUSEUM. 



EXPLANATION OF PLATE XLIX. 



Fig. 1. Pygidium stramineum Eigenmann. Type, No. 7101, C. M., 46 mm., 

 Quebrada del Mango. (The eye is farther forward than in the specimen.) 



Fig. 2. Pygidium 7nerida; Regan. No. 13771, 1. U. M., 99 mm., Merida, Venezuela. 



Fig. 3. Pygidium bogotense Eigenmann. Type, No. 4820, C. M., 74 mm., Puente 

 de Supa, near Chapinero, Plains of Bogota. 



Fig. 4. Pygidium bogotense Eigenmann. No. 48216, C. M., 70 mm., Chapinero. 



Fig. 5. Pygidium nigromaculatum (Boulenger). Univ. Michigan, 165 mm., San 

 Lorenzo, Santa Marta Mountains, 4,500 ft. 



