chiton, coat-of-mail shell, sea cradle, polyplacophore
['electric ray, crampfish, numbfish, torpedo', 'thunder snake, worm snake, Carphophis amoenus', 'horned viper, cerastes, sand viper, horned asp, Cerastes cornutus', 'barn spider, Araneus cavaticus', 'cicada, cicala', 'hog, pig, grunter, squealer, Sus scrofa', 'banded gecko']