On the origin of Acochlidia and other enigmatic euthyneuran gastropods, with implications for the systematics of Heterobranchia
2010

Understanding the Origins of Acochlidia and Related Gastropods

Sample size: 78 publication 10 minutes Evidence: moderate

Author Information

Author(s): Jörger Katharina M, Stöger Isabella, Kano Yasunori, Fukuda Hiroshi, Knebelsberger Thomas, Schrödl Michael

Primary Institution: Bavarian State Collection of Zoology

Hypothesis

What are the phylogenetic relationships of Acochlidia and other enigmatic euthyneuran gastropods?

Conclusion

The study confirms that Acochlidia are closely related to pulmonates and suggests a need to reevaluate traditional classifications of Euthyneura.

Supporting Evidence

  • Acochlidia are confirmed to be in a pulmonate relationship.
  • The study includes six out of seven acochlidian families.
  • Molecular clock analysis suggests a late Palaeozoic origin for Euthyneura.

Takeaway

This study looks at a group of tiny sea slugs called Acochlidia to understand how they are related to other similar creatures, showing that they are more closely related to land snails than previously thought.

Methodology

The study used a multi-locus molecular approach, including nuclear and mitochondrial markers, to analyze phylogenetic relationships.

Potential Biases

Potential biases may arise from the limited taxon sampling of acochlidian families.

Limitations

The study's conclusions are based on molecular data, which may not fully capture morphological diversity.

Statistical Information

P-Value

0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1471-2148-10-323

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