Phil. Trans. vol. cxliii, 1853, p. 62.

[518]

Nitsche, Zeitschr. wiss. Zool. xx. 1870, p. 34.

[519]

πρωκτός, anus; ἐντός, within; ἐκτός, without.

[520]

λοφός, crest or tuft.

[521]

γυμνός, naked; λαιμός, throat.

[522]