Published January 31, 2023 | Version v1
Taxonomic treatment Open

Neomonoceratina rhomboidea

  • 1. School of Geotechnology, Institute of Engineering, Suranaree University of Technology, Mueang District, Nakhon Ratchasima, 30000, Thailand.
  • 2. Muséum national d'histoire naturelle, CR 2 P, MNHN-CNRS-SU, 75005 Paris, France.

Description

Neomonoceratina rhomboidea (Brady, 1968)

Fig. 6D–I

Cytheropteron rhomboideum Brady 1968: 65, pl. 8 figs 10–12.

Neomonoceratina rhomboidea – Hanai et al. 1980: 154. — Zhao & Whatley 1988: 569, pl. I figs 20–21, pl. II figs 1–3.

Dimensions

L = 0.400 –0.778 millimeters, H = 0.206 –0.467 millimeters, H/L = 0.40–0.67.

Distribution

Modern distribution: Batavia, Java, Indonesia (Brady 1968); Jason Bay, southeast Malaysia (Zhao & Whatley 1988).

Fossil distribution: Bangkok Clay (samples 20SS01A, 01B, 02A 02B, 03A, 04A, 04B), whale excavation site, Samut Sakhon Province, Thailand, Late Holocene (this work).

Remark

Neomonoceratina rhomboidea (Brady, 1968) can be recognized by the inflated carapace, a weak and shallow reticulation, a thin median rib and alalike posteroventral inflation and relatively large, sieve type, normal pore canals.

Notes

Published as part of Chitnarin, Anisong, Forel, Marie-Béatrice & Tepnarong, Prachya, 2023, Holocene ostracods (Crustacea) from a whale-fall excavation site from the Chao Phraya delta, Central Thailand, pp. 120-151 in European Journal of Taxonomy 856 (1) on page 131, DOI: 10.5852/ejt.2023.856.2033, http://zenodo.org/record/7616240

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Linked records

Additional details

Biodiversity

References

  • Hanai T., Ikeya N. & Yajima M. 1980. Checklist of Ostracoda from southeast Asia. Bulletin University Museum University of Tokyo 17: 1 - 236.
  • Whatley R. C. & Zhao Q. 1988 a. Recent Ostracoda of the Malacca Straits, Part 1. Revista Espanola de Micropaleontologia 19: 327 - 366.
  • Zhao Q. H. & Whatley R. C. 1988. The genus Neomonoceratina (Crustacea: Ostracoda) from the Cainozoic of the west Pacific margins. Acta Oceanologica Sinica 7: 562 - 577.