Chiton, LINNAEUS, 1758

Ibáñez, Christian M, Pardo-Gandarillas, M Cecilia, Méndez, Marco A, Sellanes, Javier, Sigwart, Julia D & Sirenko, Boris, 2021, Phylogenetic position and morphological descriptions of Chiton species from the south-eastern Pacific, Zoological Journal of the Linnean Society 191 (3), pp. 695-719 : 700

CHITON LINNAEUS, 1758

Type species: Chiton tuberculatus Gray, 1828 , by subsequent designation, Dall (1919: 297).

Diagnosis: Large, oval organisms (> 30 mm total length). Valves flattened to elevated and carinate, with pectinated insertions. Tegmental structure variable, subtegmentum poorly to highly developed. Girdle scales variable in shape and size, smooth or with striations, pustules or granules. Denticle cap of major lateral tooth of radula variable, blunt or somewhat elongate or round; angle of denticle cap greater than 90° from axis of the tooth itself; distal edge of centrolateral tooth perpendicular to longitudinal axis of animal.