Published June 5, 2026 | Version v1

Styloptocuma enigma Muhlenhardt-Siegel 2011

  • 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

Styloptocuma enigma Mühlenhardt-Siegel, 2011

Holotype.

South Atlantic Ocean • non-ovig. ♀; Guinea Basin, DIVA II exped., FS Meteor stat. M 63 / 2-64; 0°13.27'S, 02°29.91'W [-0.22117, -2.4985]; 5054 m depth; 15 March 2005; Michael Türkay & Ute Mühlenhardt-Siegel leg.; epibenthic sledge; ZMH -K-042739.

Paratype.

* • subA. ♂; Guinea Basin, DIVA II exped., FS Meteor stat. M 63 / 2-90, 0°40.49'N, 05°29.71'W [0.67483, -5.49517]; 5142 m depth; 20 March 2005; Michael Türkay & Ute Mühlenhardt-Siegel leg.; epibenthic sledge; specimen dissected, mounted on a permanent slide; ZMH -K-042740.

Diagnosis.

Carapace, dorsomedian line with very few small teeth in anterior part; pseudorostrum short, slightly directed upwards; antennal notch shallow; anterolateral tooth long and slender. Pleonites 1 and 2 with 2 teeth dorsally. Uropod, exopod shorter than endopod; endopod with 5 teeth along the inner margin (after Mühlenhardt-Siegel 2011 b).

Distribution.

Southeast Atlantic, Guinea Basin, 5054–5142 m depth.

Notes

Published as part of Mercado-Salas, Nancy F., Mühlenhardt-Siegel, Ute, Pereira, Emanuel & Garilao, Cristina, 2026, An annotated type catalogue and a fully digitised Crustacea collection of the Museum of Nature Hamburg, Zoology. Part I: Crustacea, Malacostraca, Peracarida, Cumacea, pp. 137-193 in Evolutionary Systematics 10 (1) on pages 137-193, DOI: 10.3897/evolsyst.10.187593

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Linked records

Additional details

Biodiversity

Collection code
ZMH
Material sample ID
ZMH-K-042739 , ZMH-K-042740
Event date
2005-03-15 , 2005-03-20
Verbatim event date
2005-03-15 , 2005-03-20
Scientific name authorship
Muhlenhardt-Siegel
Kingdom
Animalia
Phylum
Arthropoda
Order
Cumacea
Family
Nannastacidae
Genus
Styloptocuma
Species
enigma
Taxon rank
species
Type status
holotype , paratype
Taxonomic concept label
Styloptocuma enigma Muhlenhardt-Siegel, 2011 sec. Mercado-Salas, Mühlenhardt-Siegel, Pereira & Garilao, 2026

References