Gastropoda1–18: 1 Parviturboides sp. 1a ventral view 1b dorsal view, scale bar 1 mm 2 Vitrinella sp. 2a ventral view 2b dorsal view, scale bar 0.5 mm 3 Gibberula lavalleeana 3a ventral view 3b dorsal view, scale bar 1 mm 4 Volvarina sp. 1 4a ventral view 4b dorsal view, scale bar 1 mm 5 Volvarina sp. 2 5a ventral view 5b dorsal view, scale bar 1 mm 6Columbellidae sp. 1 6a ventral view 6b dorsal view, scale bar 0.5 mm 7Columbellidae sp. 2 7a ventral view 7b dorsal view, scale bar 0.5 mm 8 Steironepion moniferum 8a ventral view 8b dorsal view, scale bar 1 mm 9 Phrontis sp. 9a ventral view 9b dorsal view, scale bar 0.5 mm 10 Trachypollia sp. 10a ventral view 10b dorsal view, scale bar 1 mm 11Turridae sp. 1 11a ventral view 11b dorsal view, scale bar 1 mm 12 Ammonicera lineofuscata, Apical view, scale bar 0.25 mm 13 Ammonicera minortalis 13a Apical view 13b ventral view, scale bar 0.1 mm 14 Rissoella galba 14a ventral view 14b dorsal view, scale bar 0.1 mm 15Pseudoscilla aff. babylonia15a ventral view 15b dorsal view, scale bar 1 mm.