Vermetus horridus Vermetus

horridus, Vermetus [Thylacodes arenarius (Linnaeus, 1758)] (Figures 19I, J)

1892c: 34, pl. IV, figs 1–3, 6, 7 [XLIV: 1036, 1057, figs 1–3, 6, 7]—available name

Type material. MCZR–M–5800 —4 sh “ V. horridus Monts forma tipica juv. ved. Monog. Verm. p. 34. t. IV f. 7 Palermo!!”.

MCZR–M–5794 —4 sh “ Vermetus horridus Monogr. Vermetidae esemplari figurati nella tav. IV Palermo e Catania”.

Type locality. Described from Acitrezza and Palermo (Sicily).

Remarks. Recorded by MolluscaBase (2018) as a synonym of Thylacodes arenarius (Linnaeus, 1758).

petraea, Bivonía [Dendropoma cristatum (Biondi, 1859)]

1884g: 61 [XXX h: 641]—available name

Type material. Types are those of Vermetus glomeratus Bivona (if still existing).

Type locality. Described from Palermo (Vermetus glomeratus Ant. Bivona, 1832 and Philippi, 1836), Catania (V.

cristatum Biondi, 1859), and localities of Mediterranean Sea.

Remarks. Replacement name for Vermetus glomeratus Ant. Bivona, 1832 (not Serpula glomerata Linnaeus, 1758). As suggested by Monterosato himself (1884g: 61), and confirmed by Scuderi (1995), this is a junior synonym of Vermetus cristatus Biondi, 1859. Recorded by MolluscaBase (2018) as a synonym of Dendropoma cristatum (Biondi, 1859).