Turbonilla devakiae, Kumar & Ardovini & Rajan & R. & Singh, 2024

Kumar, Rupavath Rajendar, Ardovini, Roberto, Rajan, Rajkumar, R., Babu & Singh, Yambem Tenjing, 2024, A new species and two new records of micro-gastropods of the family Pyramidellidae (Gastropoda, Pyramidelloidea) from the Gulf of Mannar, India, Records of the Zoological Survey of India 124 (3), pp. 213-218 : 216-217

publication ID

https://doi.org/10.26515/rzsi/v124/i3/2024/170109

persistent identifier

https://treatment.plazi.org/id/03EED51B-FFF2-9A0F-FCCD-68DCFDE9FC14

treatment provided by

Felipe

scientific name

Turbonilla devakiae
status

 

Genus: Turbonilla

Species: Turbonilla devakiae n. sp.

Zoobank ID: urn:lsid:zoobank.org:act:D044C9F3-5A2E-44CC-BF8E-529C1CEC4196

Material examined: 1 shell, collected from Hare Island , India, Lat. Long.: 9°11’55.61”N ,

79°4’20.67”E

Type Locality: 1 shell, Holotype ( Figure 4 View Figure 4 A-G), Hare Island , Gulf of Mannar, India, collected by Rupavath Rajendra Kumar on 21.02.2017 (Registration ID: ZSI/ MBRC /M-2961).

Etymology: The species is named using the name of my late mother, Devaki, who supported me in my professional career.

Diagnosis ( Figures 4 View Figure 4 A-G): Protoconch is very prominent. Shell consists of up to 9 teleoconch whorls. ≈15 opisthocline axial ribs. Sutures are well impressed. Each whorl with prominent convex side. Whorl looks like a necklace bead. Hard and heavy shell. Large shell base.

Description: Shell small, short and turriculate, consisting of up to9 teleoconch whorls. Protoconch is prominent and its axis tilted 90 o with respect to teleoconch. Protoconch of “ type A”. Sculpture consisting of ≈15, opisthocline axial ribs. The sutures are well impressed. Each whorl with prominent convex side and looks like beads. Interspaces of axial ribs are twice as wide as ribs. Base with no clear spiral striae. Slight oval aperture. Columella without any teeth. No umbilicus. Hard and shell-heavy compared to the 3 species described here. Colour: opaque, milk-white and not bright. The animal is unknown.

Distribution: Gulf of Mannar, India

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