Araeosoma anatirostrum Anderson, 2013, sp. nov.

Araeosoma anatirostrum sp. nov. Figures 3 F, 4 G, 12–15 Holotype —From the seamount Christable (a seamount later closed to trawling) west of the Auckland Islands, to the south of New Zealand: 51 ° 3.2´S, 164 ° 36.4´E, 990 – 973 m (123 mm TD). Deposited in the NIC, Wellington, NIWA 29442. Collected o...

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Bibliographic Details
Main Author: Anderson, Owen F.
Format: Other/Unknown Material
Language:unknown
Published: 2013
Subjects:
Biodiversity
Taxonomy
Animalia
Echinodermata
Echinoidea
Echinothurioida
Echinothuriidae
Araeosoma
Bounty Plateau
Christable Seamount
New Zealand
South Tasman Rise
Auckland Islands
Online Access:https://zenodo.org/record/5622878
https://doi.org/10.5281/zenodo.5622878
Description
Summary:Araeosoma anatirostrum sp. nov. Figures 3 F, 4 G, 12–15 Holotype —From the seamount Christable (a seamount later closed to trawling) west of the Auckland Islands, to the south of New Zealand: 51 ° 3.2´S, 164 ° 36.4´E, 990 – 973 m (123 mm TD). Deposited in the NIC, Wellington, NIWA 29442. Collected on 14 April 2003 by RV Tangaroa during research into the biodiversity and ecology of seamount fauna (voyage TAN0306), using an epibenthic sled. Stored in 80 % ethanol. Paratypes —Christable seamount: 1 specimen (126 mm TD), 51 ° 3.2´S, 164 ° 36.4´E, 990 – 973 m, NIWA 81373; 1 specimen (63 mm TD), 51 ° 4.3´S, 164 ° 36.4´E, 1065 – 1030 m, NIWA 29443; Macquarie Ridge: 3 specimens (103, 106, 110 mm TD), 50 ° 15.1´S, 163 ° 32.1´E, 1033 m, NIWA 23708; 2 specimens (112, 113 mm TD), 50 ° 5.8´S, 163 ° 28.5´E, 1070–1123 m, NIWA 39833. NIWA 23708 stored dry, the rest stored in 80 % ethanol. Other material —Chatham Rise (Shipley seamount): 5 specimens (102, 103, 106, 108, 111 mm TD), 41 ° 48.6´S, 179 ° 30.9´W, 1251–1290 m, NIWA 53314; 3 specimens (99, 103, 110 mm TD), 41 ° 47.9´S, 179 ° 30.3´W, 1219–1286 m, NIWA 53337; 1 specimen (107 mm TD), 41 ° 48.1´S, 179 ° 29.6´W, 1240–1275 m, NIWA 25963; 3 specimens (100, 114, 115 mm TD), 41 ° 48.1´S, 179 ° 29.6´W, 1240–1275 m, NIWA 25969. South Kermadec Ridge (Haungaroa seamount): 1 specimen (112 mm TD), 32 ° 35.8´S, 179 ° 36.5´W, 1252 – 1175 m, NIWA 4663; South Tasman Rise: 2 specimens (114, 117 mm TD), 47 ° 28.0´S, 148 ° 55.0´E, 1022 m, NIWA 23710; 1 specimen (135 mm TD), 48 ° 37.5´S, 150 ° 27.0´E, 913–1148 m, NIWA 29445; 1 specimen (123 mm TD), 47 ° 6.0´S, 148 ° 42.0´E, 1076–1128 m, NIWA 29446. Bounty Plateau: 1 specimen, 47 ° 17.4´S, 177 ° 55.3´E, Te Papa EC 9361. Tasmania: 1 specimen, 44 ° 20.5 147 10.6´E, 1593 m, AM J 24540. NIWA 25963, NIWA 23710, and one specimen in NIWA 25969 stored dry, the rest stored in 80 % ethanol. Etymology —Named anatirostrum, from the Latin anas (duck) and rostrum (beak), after the distinctive duck bill-shaped valves of the tridentate pedicellariae. Used as ...

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