Parapharyngodon Chatterji, 1933

Sousa-Silva, Charles De, Alcantara, Edna Paulino, Ferreira-Silva, Cristiana, Morais, Drausio Honorio & Cascon, Paulo, 2024, A new species of Parapharyngodon (Oxyuroidea: Pharyngodonidae) infecting Corythomantis greeningi (Anura: Hylidae) from Northeast Brazil, Journal of Natural History 58 (45 - 48), pp. 2219-2236 : 2231-2232

publication ID

https://doi.org/ 10.1080/00222933.2024.2420959

DOI

https://doi.org/10.5281/zenodo.14248825

persistent identifier

https://treatment.plazi.org/id/03E8B747-FFEF-A301-FF70-CB5198C6FCDF

treatment provided by

Plazi

scientific name

Parapharyngodon Chatterji
status

 

Key to the Neotropical species of the genus Parapharyngodon Chatterji

1. Males with blunt-type spicule .............................................. .............................................. P. silvoi

1’. Males with sharp-type spicule ......................................................................................................... 2

2. Males with echinate anterior anal lip .......................................................................................... 3

2’. Males with smooth anterior anal lip ............................................................................................ 8

3. Unpaired post-anal papilla absent ................................................................................................ 4

3’. Unpaired post-anal papilla present ............................................................................ P. riojensis

4. Males with lateral alae present ...................................................................................................... 5

4’. Males without lateral alae .................................. .................................. P. pereiramendoi sp. n.

5. Males with the presence of a genital cone ............................................................................... 6

5’. Males without the presence of a genital cone ........................................................................ 7

6. Males with triangular oral opening surrounded by six well-developed labial papillae; females with oval oral opening surrounded by six flattened lips; flanges of the anterior anal lip well developed, with the presence of a papilla-like structure on the ventral surface of the genital cone .................................................................................. P. hugoi

6’. Triangular oral opening surrounded by three bilobed lips in both sexes; males with six labial papillae present, females, four; flanges of the anterior anal lip delicate ................ ................................................................................................................................................... P. politoedi

7. Females with ovary in prebulbar position .................................................................. P. bainae

7’. Females with ovary in postbulbar position .................................................... P. sanjuanensis

8. Unpaired post-anal papilla absent ................................................................................................ 9

8’ Unpaired post-anal papilla present ............................................................................................ 10

9. Males with the presence of a genital cone .............................. .............................. P. curupira

9’. Males without the presence of a genital cone ...................................................................... 11

10. Males with spicule larger than 80 μm .................................................................... P. sceleratus

10’. Males with spicule smaller than 80 μm .................................................................................... 12

11. Males with three pairs of caudal papillae, and eggs with eggshell thin and smooth ... ................................................................................................................................................ P. alvarengai

11’. Males with four pairs of caudal papillae, and eggs with eggshell thick and punctated .................................................................................................................................................... P. hispidus View in CoL

12. Males with pre cloacal papillae ................................................................................ P. verrucosus

12’. Males without pre cloacal papillae ....................................... ....................................... P. largitor

Kingdom

Animalia

Phylum

Nematoda

Class

Chromadorea

Order

Oxyurida

SuperFamily

Oxyuroidea

Family

Pharyngodonidae

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF