29. Cypraea europaea Montagu, 1808 [Trivia monacha (Da Costa, 1778)] 29.1 Label from “Rowley” box. 29.2 Apertural, lateral and apical views of lectotype, EXEMS Moll4248/1. 29.3 Trivia arctica, apertural and apical views of hypotype, EXEMS Moll4248/2. 29.4 Cypraea bullata Montagu,1803 [Trivia arctica Pulteney, 1799)] Apertural and apical views of syntype EXEMS Moll4246/12. 30 Tellina flexuosa Montagu, 1803 [Thyasira flexuosa (Montagu, 1803)] 30.1 “Rowley” box with 5sh. syntypes, EXEMS Moll3894-9. 30.2 Internal and external views of syntype selected as lectotype by Ockelmann but not published EXEMS Moll3894. 31. Helix gibbsii Montagu MSS in Leach, (1818) 1852 [Monacha cartusiana (Müller, 1774)] 31.1 Apical, lateral and basal views of specimen EXEMS Moll4141/a. 32 Murex gracilis Montagu, 1803 [Comarmondia gracilis (Montagu, 1803)] 32.1 “Rowley” box containing a single shell on blue card. 32.2 Montagu hexagonal blue card with original label. 32.3 Abapertural and apertural views of lectotype EXEMS Moll4247. 33. Bulla haliotoidea Montagu, 1803 [Lamellaria perspicua (Linnaeus, 1758)] 33.1 “Rowley” box with 4 sh. on blue card. 33.2 Montagu blue card with 4 syntypes EXEMS Moll4243a-d. 33.3 Apical view of syntype EXEMS Moll4243a and apertural view of syntpe EXEMS Moll4243b.