>4S FISHES OF THE FAMILY LOEICAEIID.E. 



PLATE XX. 



Fig. 1. Loricaria laticeps : 1 «, head and abdomen seen from below, p. 295. 



2. Farlowella gladiola : 2 a, head seen from above ( X 1|) ; 2 b, head and abdomen 



seen from below (X H), p. 305. 



3. Farlowella gracilis : 3 a, head seen from above ; 3 b, head and abdomen seen 



from below, p. 303. 



