122 



^ITALL : ON MEGALICHTHYS. 



]Megalichtbys must have resembled those of recent Sharks and 

 Rays (see fig. 5), while they were quite unlike those of nearly all 

 surviving Ganoids. 



Fig. 2. — Left Pectoral Fin of Megalichthys Hibberti. 

 (One -half natural size). 



b, h. Basal scales or fulcra. 



Fig 3.— Right Pectoral Fin of MegaHchthys Hibberti. 

 (One -half natural size). 



b. Basal scale. 



Naturalist, 



