ASCARIDOMORPHA

Arai, Hisao P. & Smith, John W., 2016, Guide to the Parasites of Fishes of Canada Part V: Nematoda, Zootaxa 4185 (1), pp. 1-274 : 119

publication ID	https://doi.org/10.11646/zootaxa.4185.1.1
publication LSID	lsid:zoobank.org:pub:0D054EDD-9CDC-4D16-A8B2-F1EBBDAD6E09
DOI	https://doi.org/10.5281/zenodo.5626859
persistent identifier	https://treatment.plazi.org/id/038FB248-FFC7-FFC0-89B9-C7EE25D19C9B
treatment provided by	Plazi (2016-11-08 07:41:12, last updated by Guilherme 2025-02-13 19:53:50)
scientific name	ASCARIDOMORPHA
status

Treatment

Key to Superfamilies of ASCARIDOMORPHA View in CoL

1 Lips absent, or markedly reduced and variable; mouth opening sometimes elongated dorso-ventrally; oesophagus short, simple and cylindrical, or short and divided into two portions having or not having same width; pharyngeal portion of oesophagus present or absent; pre-cloacal sucker may be present in male; less than 11 pairs of genital papillae in male...... Seuratoidea View in CoL

- With three well defined lips, usually large, sometimes separated by interlabia; oesophagus simple and cylindrical or terminated by swelling without valves; intestinal caeca present or absent; pre-cloacal sucker absent in male; genital papillae in male numerous................................................................................. Ascaridoidea View in CoL