Paradrillia melvilli Powell, 1969

Jirapatrasilp, Parin, Cuny, Gilles, Kocsis, László, Sutcharit, Chirasak, Ngamnisai, Nom, Charoentitirat, Thasinee, Kumpitak, Satapat & Suraprasit, Kantapon, 2024, Mid-Holocene marine faunas from the Bangkok Clay deposits in Nakhon Nayok, the Central Plain of Thailand, ZooKeys 1202, pp. 1-110 : 1-110

Paradrillia melvilli Powell, 1969

Figs 4 N , 9 C

Paradrillia melvilli Powell, 1969: 314 – 315, pl. 242, fig. 2; pl. 245, figs 1, 2. Type locality: Persian Gulf. Robba et al. 2004: 137, 139, pl. 19, fig. 2. Robba et al. 2007: 95 (appendix). Wells et al. 2021: 107.

Referred material.

CUF - NKNY - G 52 (7 shells; Figs 4 N , 9 C ).

Habitat.

Sublittoral and upper bathyal zones ( Robba et al. 2004).

Distribution.

Persian Gulf and Indian Ocean; Gulf of Thailand. Records of fossils from the Holocene in Thailand ( Robba et al. 2004).

Record in Thailand.

Gulf of Thailand ( Wells et al. 2021).

Taxonomic remarks and comparisons.

This species is recognised based on the descriptions and figures in Powell (1969) and Robba et al. (2004), specifically in having a light built claviform shell with a medially situated blunt peripheral keel bearing rather weak cog-like axial nodes, approximately 18 or 19 per whorl.

Figures

Figure 4. Size comparison of gastropods found in this study A Brunneifusus ternatanus B Murex trapa C Indothais lacera D Pristiterebra miranda E Chicoreus capucinus F Indothais gradata G Ellobium aurisjudae H Inquisitor vulpionis I Turricula javana J Architectonica perdix K Pseudoneptunea varicosa L Cassidula nucleus M Pseudoetrema fortilirata N Paradrillia melvilli O Duplicaria tricincta P Granuliterebra bathyrhaphe Q Comitas ilariae R Cylichna modesta S Maoritomella vallata.

Figure 9. Gastropods A Maoritomella vallata B Pseudoetrema fortilirata C Paradrillia melvilli D Comitas ilariae.