Published October 31, 2022 | Version v1
Taxonomic treatment Open

Tayuva lilacina ZSI

  • 1. Zoological Survey of India, Prani Vigyan Bhawan, M-Block, New Alipore, Kolkata, West Bengal - 700 053, India
  • 2. Zoological Survey of India, Andaman and Nicobar Regional Centre, Port Blair, Andaman and Nicobar Islands - 744 102, India * [E-mail: rajenzsi 1992 @ gmail. com]

Description

2. Tayuva lilacina (Gould, 1852)

Common name: Spotted foot nudibranch.

Two examples, South Button Island (Lat: 12°29.293′ N; Long: 92°57.167′ E), Rani Jhansi Marine National Park, South Andaman, 12.11.2019; depth 15 m, size 60 mm, registration number ZSI/ ANRC /M/24893.

Diagnosis: A large sea slug, body ovate, broad and rigid (after preservation). Dorsal surface contains pale brown or grey numerous irregular dark spots. Each side of the notum contain dark patches and it is coated with little papillae that vary in length, and the branchia is creamy with white frosted edges. Large rhinophores and gathered gills. The pale underside has dark blotches and spots.

Status: Common.

Ecology: Two specimens (one adult 60 mm and one juvenile 8 mm) are found on coral rubble region of South Button Island (Rani Jhansi Marine National Park) up to 15 m depth (Fig. 2c & d).

Geographical distribution: India - Gujarat 8, Andhra Pradesh, Maharastra (Malvan, Ratnagiri), Tamil Nadu (Gulf of Mannar) 9, Kerala 6 and Andaman and Nicobar Islands (present report); elsewhere - Tropical and subtropical Indian and Pacific Oceans, Queensland, Philippines, Red Sea, South Africa, Turkey 4.

Notes

Published as part of Rajendra, S, Nigam, N K & Sivaperuman, C, 2022, A new record of Opisthobranch, Tayuva lilacina (Gould, 1852) and notes on Euselenops luniceps (Cuvier, 1816) from the Andaman Sea, India, pp. 850-853 in Indian Journal of Geo Marine Sciences 51 (10) on page 852, DOI: 10.56042/ijms.v51i10.2934, http://zenodo.org/record/11622315

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Linked records

Additional details

Biodiversity

Collection code
ANRC
Event date
2019-12-11
Verbatim event date
2019-12-11
Scientific name authorship
ZSI
Kingdom
Animalia
Phylum
Mollusca
Order
Nudibranchia
Family
Discodorididae
Genus
Tayuva
Species
lilacina
Taxon rank
species
Taxonomic concept label
Tayuva lilacina (Gould, 1852) sec. Rajendra, Nigam & Sivaperuman, 2022

References

  • 8 Apte D A, Bhave V J & Parasharya D, An annotated and illustrated checklist of the opisthobranch fauna of Gulf of Kutch Gujarat India with 20 new records for Gujarat and 14 new records for India Part 1, J Bom Nat Hist Soc, 107 (1) (2010) 14 - 23.
  • 9 Apte D & Desai D, Field Guide to sea slugs of India, (Bombay Natural History Society, Mumbai), 2017, pp. 459.
  • 6 Chandran B K S, Shrinivaasu S, Ravineesh R, Robert P, Aneesha A B, et al., Opisthobranch (Mollusca: Gastropoda) fauna of Kerala, India: A citizen science initiative, J Mar Biol Assoc India, 59 (1) (2017) 49 - 58.
  • 4 Gosliner T M, Behrens D W & Valdes A, Indo Pacific Nudibranchs and Sea Slugs, Sea Challengers- A field guide to the world's most diverse fauna, (Sea Challengers Natural History Books & California Academy of Sciences, California), 2008, pp. 425.