be lacking
91untrue — Lacking truth. Lacking fidelity …
92acaudal — lacking a tail …
93agastric — lacking a stomach. Some fishes, such as herbivorous Cyprinidae, lack a true stomach …
94amelanistic — lacking melanin …
95anacanthous — lacking dorsal fin spines. Opposite of phalacanthous …
96anerytheristic — lacking red pigmentation …
97aphagy — lacking the ability to feed …
98asymmetrical — lacking symmetry, e.g. Bothidae and Pleuronectidae lack bilateral symmetry, one eye rotating to the other side of the head …
99axanthic — lacking yellow pigmentation …
100naked — lacking scales …