Published October 8, 2009 | Version v1
Taxonomic treatment Open

Glossomaera octodens Krapp-Schickel 2009, nov. comb.

Authors/Creators

Description

Glossomaera octodens (Sivaprakasam, 1968) nov. comb.

(Figs 12, 13)

Maera octodens Sivaprakasam, 1968: 36, fig. 2. — Ledoyer, 1978: 278, fig. 31. — Ledoyer, 1979: 80, fig. 45. — Berents, 1983: 128, fig. 22 (part). — Myers, 1985: 112, fig. 88. — Appadoo, Myers & Fagoonee, 2002: 668, fig. 17. — Lowry & Stoddart, 2003: 181.

Linguimaera octodens. — Lowry & Springthorpe, 2005: 238.

Material examined. 1 male (slide), AM P70640 (QLD 1621).

Type locality. Appa Island, East coast of India (~ 9°9.36'N 78°49.48'E).

Description. Based on male, 4.5 mm, AM P70640.

Head. Head lateral cephalic lobe broad, notch present; eye small, rounded. Antenna 1 peduncular articles 1 and 2 subequal, accessory flagellum with 3 articles. Mandible palp articles 2 and 3 subequal, article 3 with 3 long lateral and 3 long distal setae.

Pereon. Gnathopod 1 coxa quadrangular, anterodistal acute corner, ventral margin serrated; carpus wider and longer than rectangular propodus. Gnathopod 2 asymmetrical; in smaller gnathopod, carpus triangular, somewhat longer than rectangular propodus with oblique palmar margin; larger gnathopod with cup-shaped carpus, propodus about 2.5 x length of that of smaller gnathopod, palm oblique and with 6–8 regular toothwaves; dactylus distally broadened. Pereopods 5–7 basis posterior margin serrated, narrowing distally.

Pleon. Epimera 1–2 posterodistally with small upturned spine, followed by a shallow incision on posterior margin, with 1 seta inserted. Epimeron 3 posterior margin serrated, ventral margin smooth. Uropod 3 rami subequal, about 1.5 x length of peduncle, with short distal truncation and with many robust setae. Telson deeply cleft, lobes with shallow distal excavation, outer margin terminating in long spine, inner margin not lengthened, corner of about 90°; excavation with one strong robust seta inserted, length less than that of telson, lateral margins with 1–2 plumose setae and 1–2 shorter robust setae.

Female (sexually dimorphic characters). Unknown.

Habitat. Coral rubble, rubble patches between coral bommies, 3.7m.

Distribution. Australia. Queensland: Lizard Island (Berents 1983, current study). Fiji (Myers 1985). India (Sivaprakasam 1968). Madagascar (Ledoyer 1978, 1979). Mauritius (Appadoo et al. 2002).

Notes

Published as part of Krapp-Schickel, Traudl, 2009, Maeridae, the Ceradocus group *, pp. 598-642 in Zootaxa 2260 (1) on pages 614-616, DOI: 10.11646/zootaxa.2260.1.32, http://zenodo.org/record/5309853

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Linked records

Additional details

Biodiversity

Collection code
AM , QLD
Material sample ID
QLD 1621
Scientific name authorship
Krapp-Schickel
Kingdom
Animalia
Phylum
Arthropoda
Order
Amphipoda
Family
Maeridae
Genus
Glossomaera
Species
octodens
Taxon rank
species
Taxonomic status
comb. nov.
Type status
holotype
Taxonomic concept label
Glossomaera octodens (Sivaprakasam, 1968) sec. Krapp-Schickel, 2009

References

  • Sivaprakasam, T. E. (1968) Amphipods of the genera Maera Leach and Elasmopus Costa from the east coast of India. Journal of the Marine biological Association of India, 10 (1), 34 - 51.
  • Ledoyer, M. (1978) Contribution a l'etude des amphipodes gammariens profonds de Madagascar (Crustacea). Tethys. 8 (4), 365 - 382.
  • Ledoyer, M. (1979) Les Gammariens de la pente externe du Grand Recif de Tulear (Madagascar) (Crustacea, Amphipoda). Memorie del Museo Civico di Storia Naturale, 2, 1 - 150.
  • Berents, P. B. (1983) The Melitidae of Lizard Island and adjacent reefs, The Great Barrier Reef, Australia (Crustacea: Amphipoda). Records of the Australian Museum, 35, 101 - 143.
  • Myers, A. A. (1985) Shallow-water coral reef and mangrove Amphipoda (Gammaridea) of Fiji. Records of the Australian Museum, Supplement, 5, 1 - 143.
  • Appadoo, C., Myers, A. A. & Fagoonee, I. (2002) The genera Quadrimaera and Maera (Amphipoda: Gammaridea: Melitidae) from Mauritius. Journal of Natural History, 36 (6), 641 - 673.
  • Lowry, J. K. & Stoddart, H. E. (2003) Crustacea: Malacostraca: Peracarida: Amphipoda, Cumacea, Mysidacea. Beesley, P. L. and Houston, W. W. K. Zoological Catalogue of Australia. 19.2 B, i - xii, 1 - 531. Melbourne, Australia, CSIRO Publishing.
  • Lowry, J. K & Springthorpe, R. T (2005) New and little-known Melitid Amphipoda from Australian Waters (Crustacea, Amphipoda, Melitidae). Records of the Australian Museum, 57, 237 - 302.