PLATE 1. 



Fig. 1— Ichthcelunis furcahi8(C. (f-V.) Gill. 

 Texas. From tj-pes of afflnis 



Fig. 2— Ichthajltmis furcatus (0. (t V.) Gill. 

 Texas. From types of afflnis. 



Fig. 3— Ichtliselurus robustus (Jordan.) 

 (From type.) 



