New species of reef-associated squat lobster from Arabian Sea, India

Phylum: Arthropoda

Class: Malacostraca Latreille, 1802

Order: Decapoda Latreille, 1802

Family: Galatheidae Samouelle, 1819

Galathea bharata Tiwari, Padate, Cubelio & Osawa, 2024

Collection: SE Arabian Sea, south of Kanyakumari, Tamil Nadu, 7.42°N, 77.52°E, 113 m, 04.12.2019 (FORVSS 392, St. 17), Chain dredge.

Voucher No.: CMLRE IO/SS/ANO/00164, IO/SS/ANO/00165

Description: Carapace with distinct transverse ridges; epigastric ridge medially interrupted, with 2 / 3 submedian spines; anterior protogastric, mesogastric & anterior metagastric ridges medially interrupted; posterior protogastric ridge scale-like; mesogastric & anterior metagastric ridges not extending laterally; posterior metagastric ridge uninterrupted. Branchial margins with 4 spines. Thoracic sternite 4 anterior margin as wide as sternite 3. Pleonal somites 2–3 with 2 uninterrupted transverse ridges. Antennular article 1 with 3 well-developed distal spines. Antennal article 1 with distomesial spine overreaching distal margin of article 4; article 3 with distomesial spine. Mxp3 merus with 2 / 3 flexor marginal spines; extensor margin unarmed. Cheliped fingers longer than palm.

Biological association: None.

Remarks: New species of reef-associated squat lobster from Indian waters.

Distribution: Southeastern Arabian Sea. Depth range: 113 m.

Distribution map:

Identified by: Shivam Tiwari

Publication: Tiwari S., Padate V.P., Cubelio S.S., Osawa M. (2024) Galatheoid squat lobsters (Crustacea: Decapoda: Anomura) from the epipelagic bottom of the Indian Exclusive Economic Zone, with descriptions of five new species. Zootaxa, 5501 (2): 291–314.

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