Leucon brevirostratis Muhlenhardt-Siegel 2025
Authors/Creators
- 1. Leibniz Institute for the Analysis of Biodiversity Change, Centre for Taxonomy and Morphology, Museum of Nature Hamburg, Zoology, Hamburg, Germany
- 2. Universidad de Buenos Aires, Facultad de Ciencias Exactas y Naturales, Departamento de Biodiversidad y Biología Experimental (DBBE), Buenos Aires, Argentina & Universidad de Buenos Aires – CONICET, Instituto de Biodiversidad y Biología Experimental y Aplicada (IBBEA), Buenos Aires, Argentina
- 3. Leibniz Institute for the Analysis of Biodiversity Change, Centre for Taxonomy and Morphology, Museum of Nature Hamburg, Zoology, Hamburg, Germany & Leibniz Institute for the Analysis of Biodiversity Change, Centre for Biodiversity Knowledge Science, Museum of Nature Hamburg, Zoology, Hamburg, Germany
Description
Leucon brevirostratis Mühlenhardt-Siegel, 2025
Holotype.
South Atlantic Ocean • ovig. ♀; Argentine Basin; DIVA III exped. FS Meteor; stat. M 79 / 1-534; 36°0.61'S, 49°01.54'W [- 36.01017, - 49.02567; - 36.01150, - 49.02900]; 4608 [4607.8–4605.1] m depth; 16 July 2009; Pedro Martínez Arbizu leg.; epibenthic sledge; ZMH -K-064955.
Paratypes.
* • 5 ovig. ♀♀; same data as holotype; one specimen dissected; ZMH -K-064956. * • 2 m. + ♂ + juv. ♂ + 2 subA. ♂♂ + 6 non-ovig. ♀♀; Argentine Basin, DIVA III exped., FS Meteor stat. M 79 / 1-532; 35°59.16'S, 49°0.75'W [- 35.986, - 49.0125; - 35.98733, - 49.01483]; 4605 [4604.5–4605.4] m depth; 15 July 2009; Pedro Martínez Arbizu leg.; epibenthic sledge; ZMH -K-064994. * • 8 m. + ♂ + juv. ♂ + 6 subA. ♂♂ + 4 ovig. ♀♀ + 17 non-ovig. ♀♀; Argentine Basin; DIVA III exped. FS Meteor; stat. M 79 / 1-533; 36°0.20'S, 49°01.96'W [- 36.00333, - 49.03267; - 36.00450, - 49.03533]; 4602 [4601.8–4605.7] m depth; 15 July 2009; Pedro Martínez Arbizu leg.; epibenthic sledge; ZMH -K-064995. * • 22 m. + juv. ♂ + 9 subA. ♂♂ + 9 ♂♂ + 32 non-ovig. ♀♀; same data as holotype; ZMH -K-064996. * • subA. ♂; Brazil Basin; DIVA III exped., FS Meteor stat. M 79 / 1-604; 03°57.67'S, 28°05.36'W [- 3.96117, - 28.08700; - 3.96183, - 28.08933] 5180 [5179.8–5232.8] m depth; 05 August 2009; Pedro Martínez Arbizu leg.; epibenthic sledge; ZMH -K-064997.
Diagnosis.
Carapace with anterior margin serrate above antennal notch, dorsomedian line serrate to the end; antennal notch triangular and small. Maxilliped and pereopod 1–3, exopods with teeth (female) (after Mühlenhardt-Siegel 2025).
Distribution.
Southwest Atlantic, Argentine and Brazil Basins, 4602–5180 m depth.
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Collection code
- ZMH
- Material sample ID
- ZMH-K-064955 , ZMH-K-064956 , ZMH-K-064994 , ZMH-K-064995 , ZMH-K-064996 , ZMH-K-064997
- Event date
- 2009-07-15 , 2009-07-16 , 2009-08-05
- Verbatim event date
- 2009-07-15 , 2009-07-16 , 2009-08-05
- Scientific name authorship
- Muhlenhardt-Siegel
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Order
- Cumacea
- Family
- Leuconidae
- Genus
- Leucon
- Species
- brevirostratis
- Taxon rank
- species
- Type status
- holotype , paratype
- Taxonomic concept label
- Leucon brevirostratis Muhlenhardt-Siegel, 2025 sec. Mercado-Salas, Mühlenhardt-Siegel, Pereira & Garilao, 2026
References
- Mühlenhardt-Siegel U (2025) The cumacean family Leuconidae in the south-west Atlantic deep-sea basins obtained during the cruise DIVA 3 with RV Meteor (cruise No. M 79 / 1). Zootaxa 5716: 151–206. https://doi.org/10.11646/zootaxa.5716.2.1