Published December 31, 2006 | Version v1
Taxonomic treatment Open

Normanion

Description

Key to the genus Normanion

1. Maxilliped palp 4-articulate, article 4 rudimentary; palp reaching well beyond tip of inner plate. Gnathopod 1 propodus broader than long .................................................. 2

- Maxilliped palp 3-articulate, reaching only to tip of inner plate. Gnathopod 1 propodus subequal in length and breadth, or slightly longer than broad ...................................... 3

2. Eyes present ................................................................................................. N. amblyops

- Eyes absent ....................................................................................................... N. abyssi

3. Gnathopod 1 propodus palm smooth and striated, not denticulate ............................... 4

- Gnathopod 1 propodus palm distinctly denticulate ..................................... N. chevreuxi

4. Uropod 3 rami subequal. Telson entire ............................................................. N. ruffoi

- Uropod 3 rami distinctly unequal. Telson slightly emarginate ............. N. quadrimanus

Notes

Published as part of Kilgallen, Niamh M., Myers, Alan A. & Grath, David M, 2006, A revision of the North Atlantic amphipod genus Normanion (Crustacea: Amphipoda: Lysianassoidea), pp. 1-21 in Zootaxa 1363 on page 20, DOI: 10.5281/zenodo.174732

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Linked records

Additional details

Biodiversity

Family
Opisidae
Genus
Normanion
Kingdom
Animalia
Order
Amphipoda
Phylum
Arthropoda
Taxon rank
genus