New species of benthic tanaid crustacean from Indian EEZ

Phylum: Arthropoda

Class: Malacostraca Latreille, 1802

Order: Tanaidacea Dana, 1849

Family: Kalliapseudidae Lang, 1956

Kalliapseudes kanyakumari Kansunnisa, Padate & Cubelio, 2024

Collection: SE Arabian Sea, southwest of Kanyakumari, Tamil Nadu, 8.05°N, 77.35°E, 32 m, date NA (FORVSS 236, St. 21), Smith McIntyre Grab; SE Arabian Sea, south of Kanyakumari, Tamil Nadu, 7.45°N, 77.71°E, 108.8 m, date NA (FORVSS 260, St. 63), Smith McIntyre Grab.

Voucher No.: CMLRE IO/SS/TAN/00001, IO/SS/TAN/00002, IO/SS/TAN/00003

Description: Pleotelson with numerous posterior simple setae. Antennule with inner flagellum of 6 articles, peduncle article 1 lacking ventral spiniform setae, articles 3–4 of outer flagellum with 5 aesthetascs each. Antennal peduncle with article 3 bearing 1 plumose seta on inner margin, article 4 without broom setae; flagellum with 6 articles, articles 2–3 with several simple setae on outer margin. Mandibular palp with terminal naked spiniform seta. Male cheliped basis with 1 spiniform seta and 1 simple seta on ventrodistal margin, cutting edge of dactylus with 6 setae distal to proximal tooth, cutting edge of pollex with rounded tooth near dactylus insertion, elongated proximal tooth & 4 tubercles interspersed with simple setae proximal to unguis. Exopodite of cheliped & P1 with 3 plumose setae. P4–5 dactylus with 5 sensory setae. P4 propodus bearing short bipinnate setae on surfaces. P6 dactylus shorter than carpus and propodus combined, with 1 subterminal seta.

Biological association: None.

Remarks: First distributional record of the genus Kalliapseudes Stebbing, 1910 from Indian EEZ.

Distribution: Southeastern Arabian Sea. Depth range: 32–108.8 m.

Distribution map:

Identified by: Kansunnisa V.K.

Publication: Kansunnisa V.K., Padate V.P., Cubelio S.S. (2024) Description of a new species of an apseudomorph tanaidacean (Crustacea: Peracarida: Tanaidacea: Kalliapseudidae) from India. Zootaxa, 5443 (1): 067–090.

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