1. [CHELONOBIA] TESTUDINARIA. Pl. [14], fig. [1 a]-[1 d], fig. [5]; Pl. [15], fig. [1].

LEPAS TESTUDINARIA. Linn. Syst. Naturæ, 1767.

VERRUCA TESTUDINARIA. Ellis. Phil. Transact., vol. 50, 1758, Pl. 34, fig. 12.

BALANUS POLYTHALAMIUS. Bock. Naturforscher, Stuch. 12, 1778, fig. 9.

LEPAS TESTUDINARIA. Poli. Testacea Utriusque Siciliæ (1795) Tab. 5, fig. 9-11.

CORONULA TESTUDINARIA. Ranzani. Memoire di Storia Naturale, Decade 1, (1820).

-------- ---------- De Blainville. Dict. des Sciences Nat., (1824), Tab. 117, fig. 2.

CHELONOBIA SAVIGNII (?) Leach. Encyclop. Brit. Suppl., vol. 3, 1824.

ASTROLEPAS ROTUNDARIUS. J. E. Gray. Annals of Philosoph. (new series), vol. 10, 1825.