Hystrignathus dearmasi sp. n. (Oxyurida, Hystrignathidae), first record of a nematode parasitizing a Panamanian Passalidae (Insecta, Coleoptera)
2010

New Nematode Species from a Beetle in Panama

Sample size: 8 publication Evidence: moderate

Author Information

Author(s): Jans Morffe, Nayla García

Primary Institution: Instituto de Ecología y Sistemática, Havana, Cuba

Hypothesis

This study aims to describe a new species of nematode from a Panamanian passalid beetle.

Conclusion

The study identifies and describes a new nematode species, Hystrignathus dearmasi, as the first record of a nematode parasitizing a Panamanian passalid beetle.

Supporting Evidence

  • Hystrignathus dearmasi is the first nematode recorded from Panamanian passalid beetles.
  • The new species is similar to Hystrignathus cobbi but has distinct morphological differences.
  • Measurements and descriptions of the nematode were provided based on the collected specimens.

Takeaway

Scientists found a new type of tiny worm living in a beetle in Panama, which is the first time anyone has seen this kind of worm in these beetles there.

Methodology

Two specimens of a passalid beetle were collected, and the nematodes were extracted from the guts and preserved for analysis.

Limitations

The study is limited by the small sample size and the unidentified nature of the beetle host.

Digital Object Identifier (DOI)

10.3897/zookeys.57.477

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