New species of deep-water axiid ghost shrimp from southeastern Arabian Sea

Guyanacaris keralam

Phylum: Arthropoda

Class: Malacostraca Latreille, 1802

Order: Decapoda Latreille, 1802

Family: Axiidae Huxley, 1879

Guyanacaris keralam Padate, Cubelio & Takeda, 2022

Collection: Southeastern Arabian Sea, west of Kasaragod, Kerala – 12.10°N, 74.32°E, 316–326 m, 26.08.2013 (FORVSS 318, St. 10), Expo model Trawl.

Voucher No.: CMLRE IO/SS/AXI/00001

Description: Carapace minutely granular, sparsely setose. Lateral gastric carina with 5 spines; submedian gastric carina with 6 spines; median gastric carina with 3 anterior spines, 1 tubercle and 4 posterior spines. Rostrum with 4 or 5 lateral spines. Eyestalk short of midlength of rostrum. Antennular peduncle not reaching to distal margin of antennal article 4. Antennal article 4 longer than article 2, scaphocerite overreaching midlength of article 4. Chelipeds subequal, major P1 dactylus with 6 erect dorsal spines, minor P1 dactylus with 5 erect dorsal spines; fingers at least 3 times palm length. P3–4 propodi and dactyli with corneous movable spines.

Biological association: None.

Remarks: First distributional record of genus Guyanacaris K. Sakai, 2011 from Indian Ocean.

Distribution: Continental shelf off Kerala (known only from type locality). Depth range: 316–326  m.

Distribution map:

Identified by: Vinay P. Padate

Publication: Padate V.P., Cubelio S.S., Takeda M. (2022) Two axiidean ghost shrimps (Crustacea: Decapoda) from India, Guyanacaris keralam sp. nov. (Axiidae) and Paragourretia galathea (K. Sakai, 2017) (Ctenochelidae). Zootaxa, 5093 (2): 195-217. DOI: 10.11646/zootaxa.5093.2.4

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