Munnogonium George & Stromberg 1968
Creators: name: Just, Jean
name: Wilson, George D. F.
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Malacostraca
Isopoda
Paramunnidae
Munnogonium

description: Key to species of Munnogonium
1. Frontal margin with projection; pereionite 1–4 lateral margins coxae not visible in dorsal view............................ 2
- Frontal margin without projection; pereionite 1–4 lateral margins coxae visible in dorsal view........................ 3
2. Pleotelson lateral margin convex; antennula article 1 length shorter than article 2; antennula articles 4–6 of subequal length, all shorter than 3; antenna article 5 distinctly longer than article 4.... Munnogonium diplonychia Doti & Roccatagliata, 2013
- Pleotelson lateral margin with proximal neck before convex margin; antennula article 1 length subequal to article 2, or longer than article 2; antennula articles 4 and 6 shorter than articles 3 and 5; antenna article 5 only slightly longer than article 4........................................................... Munnogonium quequensis Doti & Roccatagliata, 2013
3. Pleotelson posterior margin evenly curving into lateral margin................................................. 4
- Pleotelson posterior margin set apart from lateral margins by concavity at level of uropods....................................................................................... Munnogonium falklandicum (Nordenstam, 1933)
4. Pereiopod I merus posterior margin with fine setae only; uropods on lateral margin of pleotelson...................... 5
- Pereiopod I merus posterior margin with one robust seta on distally; uropods dorsal and directly adjacent to lateral margin of pleotelson........................................................................................... 7
5. Antennula article 1 length subequal to article 2, or longer than article 2; pereiopod I coxa in terminal males fully fused to pereionite 1; pereiopod II propodus ventral margin with simple setae only ... Munnogonium tillerae (Menzies & Barnard, 1959)
- Antennula article 1 length shorter than article 2; pereiopod I coxa distinctly articulated on pereionite 1; pereiopod II propodus ventral margin with short robust setae..................................................................... 6
6. Pereiopods II basis posterior margin in males without projections; pereiopod II carpus ventral margin with row of elongate robust setae; pereiopod II dactylus dorsal claw thin, longer than dactylus length; male pleopod I lateral lobes distal sublobe with robust seta on apex................................................. Munnogonium globifrons (Menzies, 1962)
- Pereiopods II basis posterior margin in males with distal lobe; pereiopod II carpus ventral margin with short robust setae; pereiopod II dactylus dorsal claw robust, shorter than dactylus length; male pleopod I lateral lobes distal sublobe with tuft of simple setae......................................................... Munnogonium erratum (Schultz, 1964)
7. Frontal margin broadly rounded; body widest in male at pereionite 4; pereiopod I propodus opposing margin with robust seta; uropod endopod distal margin rounded.................................... Munnogonium longicaudatum sp. nov.
- Frontal margin concave medially; body widest in male at pereionite 3; pereiopod I propodus opposing margin with simple setae; uropod endopod distal margin with rounded point medially, curving laterally....................................................................................... Munnogonium waldronense George & Strömberg, 1968
description: Published as part of Just, Jean & Wilson, George D. F., 2021, Redescriptions and new species in the ' Austrosignum-Munnogonium' complex sensu Just & Wilson (2007), mainly from the Southern Hemisphere (Crustacea Isopoda: Paramunnidae), pp. 401-447 in Zootaxa 4952 (3) on page 428, DOI: 10.11646/zootaxa.4952.3.1, http://zenodo.org/record/4690423