A new marine interstitial Psammogammarus (Crustacea, Amphipoda, Melitidae) from Gura Ici Island, off western Halmahera (North Moluccas, Indonesia), and an overview of the genus
2011

New Species of Amphipod from Indonesia

Sample size: 8 publication 10 minutes Evidence: moderate

Author Information

Author(s): Ronald Vonk, Bert W. Hoeksema, DamiĆ  Jaume

Primary Institution: Netherlands Centre for Biodiversity Naturalis

Hypothesis

The study aims to describe a new species of the genus Psammogammarus found in Indonesia.

Conclusion

The new species, Psammogammarus wallacei, is distinct due to its sexual dimorphism and is the first record of this genus from Southeast Asia.

Supporting Evidence

  • The new species is the first record of the genus Psammogammarus from Southeast Asia.
  • Psammogammarus wallacei displays unique sexual dimorphism in its body structure.
  • The study provides an overview of the genus Psammogammarus, which now includes 14 species.

Takeaway

Scientists found a new tiny shrimp called Psammogammarus wallacei in Indonesia, which looks different from its relatives because the boys and girls have different body parts.

Methodology

The study involved sampling various coastal habitats using a groundwater pump and nets to collect amphipods.

Limitations

The study may not cover all habitats or species present in the region, and the distribution of the species is still poorly understood.

Digital Object Identifier (DOI)

10.3897/zookeys.128.1661

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