Ptychaphelenchus

Ptychaphelenchus	Contents	Rev 01/11/2024
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Ptychaphelenchus Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Aphelenchoididae Menu	Feeding	References
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Classification:

      Chromadorea

       Tylenchida
        Aphelenchina
         Aphelenchoidea
          Aphelenchoididae
           Aphelenchoidinae

Ptychaphelenchus Huston, Khudir & Hodda, 2023

Type species of the genus: Ptychaphelenchus eucalypticola Hodda, 2009

Synonyms:

Morphology and Anatomy:

Ptychaphelenchus eucalypticola was first described from the bark of Eucalyptus macrorhyncha from the Australian Capital Territory (Hodda, 2009).

The genus is characterised by:

a clearly offset head,
a long pharyngeal gland lobe,
gonads with an anterior reflexion and a well-developed posterior branch,
tail tip with three unfringed protuberances.
Males are distinct in having three pairs of subventral papillae posterior to the cloaca and a pair of semicircular flaps midway between the cloaca and tail tip.

Ref: Huston et al., 2023

Body size range for the species of this genus in the database - Click:

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Distribution:

Described from samples taken from the bark of Eucalyptus macrorhyncha.in Australia

Life Cycle:

For Ecophysiological Parameters for this genus, click

Ecosystem Functions and Services:

Hodda, M. 2009. Ptychaphelenchus eucalypticola gen. nov., sp. nov. (Nematoda: Panagrolaimida: Aphelenchoidoididae) from wood and bark of Eucalyptus macrorhyncha in Australia, with a discussion of generic relationships and a key to genera of Aphelenchoididae and Parasitaphelenchidae. Trans.Royal Society of South Australia 133, 183-194. DOI: 10.1080/03721426.2009.10887118

Huston, D.C., Khudhir, M., Hodda, M. 2023. Phylogenetic position of Ptychaphelenchus eucalypticola Hodda, 2009 within the Aphelenchoidoidea Skarbilovich, 1947 (Siddiqi, 1980) inferred from partial 18S and 28S rDNA gene sequences. Nematology 25:59-76.