Centromedon
Creators
Description
Key to the species of Centromedon
1. Gnathopod 1 simple; pereopod 7, basis with prominent postero-distal spur........... Centromedon calcaratus (Sars, 1879)
- Gnathopod 1 subchelate; pereopod 7, basis lacking prominent postero-distal spur................................... 2
2. Lateral cephalic lobe strongly projecting, acute; epimeron 3 with postero-distal corner produced into an acute strongly upcurved tooth........................................................... Centromedon productus (Goës, 1866)
- Lateral cephalic lobe subacute; epimeron 3 produced into an acute tooth, not strongly upcurved........................ 3
3. Coxa 1 tapering strongly, sub-triangular; gnathopod 1 propodus sub-triangular, palmar angle obscure................... 4
- Coxa 1 tapering weakly; gnathopod 1 propodus sub-rectangular, palmar angle distinct............................... 5
4. Lateral cephalic head lobe short, sub-triangular; dactyls of pereopods 3 and 4 longer than propodus; article 4 of maxillipedal palp vestigial............................................................. Centromedon pavor (Barnard, 1966)
- Lateral cephalic head lobe produced, sub-acute; dactyls of pereopods 3 and 4 shorter than propodus; article 4 of maxillipedal palp short............................................................ Centromedon pumilus (Lilljeborg, 1865)
5. Urosomite 1 with distinct triangular acute carina............................................................ 6
- Urosomite 1 lacking distinct triangular acute carina............................... Centromedon typhlops (Sars, 1879)
6. Gnathopod 2 chelate.................................................... Centromedon mediator (Barnard, 1962)
- Gnathopod 2 minutely subchelate......................................................................... 7
7. Gnathopod 1 basis setose anteriorly; pereopods 3 and 4 dactyls subequal in length to propodus; coxa 1 concave anteriorly................................................................................... Centromedon zoe sp. nov.
- Gnathopod 1 basis with two setae anteriorly; pereopods 3 and 4 dactyls longer than propodus; coxa 1 convex anteriorly.............................................................................. Centromedon laevis (Bonnier, 1896)
Notes
Files
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Linked records
Additional details
Identifiers
Related works
- Is part of
- Journal article: 10.5281/zenodo.277530 (DOI)
- Journal article: http://publication.plazi.org/id/FFE2FF9FFFA19D21624EFFB86E6D2116 (URL)
- Is source of
- https://sibils.text-analytics.ch/search/collections/plazi/03DB87E7FFA69D2662D9FC336BF124E1 (URL)
Biodiversity
- Family
- Uristidae
- Genus
- Centromedon
- Kingdom
- Animalia
- Order
- Amphipoda
- Phylum
- Arthropoda
- Taxon rank
- genus
References
- Sars G. O. (1879) Crustacea et Pycnogonida nova in itinere 2 do & 3 tio expeditionis norvegicae anno 1877 & 78 collecta. (Prodromus descriptionis.). Archiv for Mathmatik og Naturvidenskab, 4, 427 - 476.
- Goes, A. (1866) Crustacea Amphipoda maris Spetsbergiam alluentis, cum specibus aliis arcticis enumerat. Ofversigt af Kongelige Vetenskaps-Akademiens Forhandligar, 1865, 517 - 536.
- Barnard, J. L. (1966) Benthic Amphipoda of Monterey Bay, California. Proceedings of the United States National Museum, 119 (3541), 1 - 41.
- Lilljeborg, W. (1865) On the Lysianassa magellanica H. Milne Edwards and on the Crustacea of the suborder Amphipoda and subfamily Lysianassina found an [sic] the coast of Sweden and Norway. Nova Acta Regiae Societatis Scientarum Upsaliensis, III Serie 6 (1), 1 - 38.
- Barnard, J. L. (1962) South Atlantic abyssal amphipods collected by R. V. Vema. Abyssal Crustacea Research Series, 1, 1 - 79.
- Bonnier, J. (1896) Edriopthalmes. Resultats scientifiques de la campagne du " Caudan " dans le Golfe de Gascogne. Annals de l'Universite de Lyon, 26, 527 - 689.