Parapharyngodon Chatterji 1933
Creators: name: Ferreira, Antonio Carlos Santos
name: Vieira, Fabiano Matos
name: Silva, Diego César Nunes Da
name: Ribeiro, Leonardo Barros
name: Ferreira, Jayelen Alves
name: Muniz-Pereira, Luís Cláudio
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Nematoda
Chromadorea
Oxyurida
Pharyngodonidae
Parapharyngodon

description: Key to the Neotropical species of the genus Parapharyngodon Chatterji
1. Males with smooth anterior cloacal lip.................................................................... 2
- Males with echinate anterior cloacal lip................................................................... 7
2. Males with unpaired post cloacal papillae.................................................................. 3
- Males without unpaired postcloacal papillae............................................................... 6
3. Males with spicule larger than 80 µm ............................................................ P. sceleratus
- Males with spicule smaller than 80 µm .................................................................... 4
4. Males with 4 pairs of caudal papillae, blunt spicule tip, and females with post bulbar ovaries................... P. silvoi
- Males with 3 pairs of caudal papillae, sharp spicule tip, and females with pre bulbar ovaries.......................... 5
5. Males with pre cloacal papillae................................................................ P. verrucosus
- Males without pre cloacal papillae............................................................... P. largitor
6. Males with 3 pairs of caudal papillae, and eggs with eggshell thin and smooth........................... P. alvarengai
- Males with 4 pairs of caudal papillae, and eggs with eggshell thick and punctated..................... P. hispidus n. sp.
7. Males with unpaired post cloacal papilla.......................................................... P. riojensis
- Males without unpaired post cloacal papilla................................................................ 8
8. Males with 4 pairs of caudal papillae, spicules larger than 80 µm; and females with spike stout tail end................. 9
- Males with 3 pairs of caudal papillae, spicules smaller than 80 µm; and females with conical tail end, without spike...... 10
9. Mature females with pre bulbar ovary.............................................................. P. bainae
- Mature females with post bulbar ovary........................................................ P. sanjuanensis
10. Males with pre cloacal papillae.................................................................. P. politoedi
- Males without pre cloacal papillae................................................................. P. hugoi
description: Published as part of Ferreira, Antonio Carlos Santos, Vieira, Fabiano Matos, Silva, Diego César Nunes Da, Ribeiro, Leonardo Barros, Ferreira, Jayelen Alves & Muniz-Pereira, Luís Cláudio, 2021, Parapharyngodon hispidus n. sp. (Nematoda: Pharyngodonidae) in Tropidurus hispidus (Spix) (Squamata: Tropiduridae) from Caatinga Biome of the Vale do São Francisco, state of Pernambuco, Brazil with a key for the Neotropical species of the genus Parapharyngodon Chatterji, pp. 185-200 in Zootaxa 4980 (1) on page 197, DOI: 10.11646/zootaxa.4980.1.12, http://zenodo.org/record/4882889