On the History and Classification of Fishes, Amphibians, and Reptiles, Band 2

aberrant affinity Amphibia anal fin analogy anguilliform animals base belly beneath blennies Bloch Body ovate branchial aperture broad carinated caudal fin caudal forked caudal rounded characters cirri colour compressed crest Cuvier depressed distinct divisions dorsal and anal dorsal fin single dorsal ray dorsal spines emarginate equal eyes falcate FAMILY feet filament fin long fin short fin small fin very long finlets fish fleshy fusiform genera genus groups hinder Ichthyosaurus lateral line length Linn lizards lobed lower jaw longest lunate membrane minute mouth large mouth small muzzle naked nearly numerous oblique obtuse operculum oval palate pectoral fins placed plates PLATYSOMUS pointed preopercule prickles reptiles resembling Rüpp scaly second dorsal serpents serrated sides skin slender slow-worms smooth snout species spines spinous spiracles Spix Sternum Sub-family sub-genera SUBFAM tail teeth thick toes tortoises tribe Trigla truncate typical vent ventral fins vertical vomer Zeida Zool