Figure 162.— External features of other representative 



ostraciid genera: Tetrosomus gibboeus— upper left, 



nasal region as seen externally; lower left, outline 



of cross section of middle of body; pattern of 



scale plates shown only behind pectoral fin. 



Figure 163.— External features of other representative 



ostraciid genera: Ostracion lentiginosum— upper 



left, nasal region as seen externally; lower left, 



outline of cross section of middle of body; pattern 



of scale plates shown only behind pectoral fin. 



Figure 160. — External features of other representative 



ostraciid genera: Lactophrys trigonus — upper left, 



nasal region as seen externally; lower left, outline 



of cross section of middle of body; pattern of 



scale plates shown only behind pectoral fin. 



Figure 161.— External features of other representative 



ostraciid genera: Lactoria forntuinii— upper left, 



nasal region as seen externally; lower left, outline 



of cross section of middle of body; pattern of 



scale plates shown only behind pectoral fin. 



Figure 164.— External features of other representative 



ostraciid genera: Rhynchostracion nasus (above) and 



R. rhinorhynchua— in both cases, upper left, nasal 



region as seen externally; lower left, outline of 



cross section of middle of body; pattern of scale 



plates shown only behind pectoral fin. 



227 



