292 



BUII.ETIN OF THE BUREAU OF FISHERIES. 



Fig, 57.— Dorsal view of head of larva of T. basilaris, showing color pattern and frontal border. Fig. 58.— Antenna of basUaris. 

 Fig. 59.— Antenna of orwa/icoWis. Fig. 60.— Mandible of ftasj^aris. Fig. 61.— Mandible of omaficoWis. Fig. 62,— Maxilla of 

 basilaris, dorsal view. Fig. 63. — Maxilla oiornaticollis. Fig. 64. — Ventral view of labium of basilaris. Fig. 65. — Dorsal view 

 of same. Fig. 66.— Ventral view of labium oiornaticollis. Fig. 67.— Front tarsus of basilaris, showing size, number, and 

 arrangement of sucking disks. Fig. 68.— The same, ornaticollis. 



