Haplonema Ward & Magath, 1917
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https://doi.org/ 10.11646/zootaxa.4185.1.1 |
publication LSID |
lsid:zoobank.org:pub:0D054EDD-9CDC-4D16-A8B2-F1EBBDAD6E09 |
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https://doi.org/10.5281/zenodo.5627001 |
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https://treatment.plazi.org/id/038FB248-FF1B-FF1C-89B9-C29E217F987C |
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Haplonema Ward & Magath, 1917 |
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Generic diagnosis (after Arthur & Margolis 1975). Quimperiidae . Medium-sized worms with anterior end bent dorsally: head with four single or double submedian papillae and two lateral amphids; mouth without lips, opening directly into oesophagus; oesophagus muscular throughout, divided at nerve ring level into two sections, the posterior of greater width than anterior; lateral alae and deirids present. Excretory pore anterior or posterior to oesophago-intestinal junction. Males with caudal papillae present or absent; posterior end strongly curved ventrad; 10 or 11 pairs of caudal papillae, five pairs pre-cloacal, one pair ad-cloacal, four or five pairs post-cloacal; one median pre-cloacal papilla present or absent; spicules equal, gubernaculum present. Females with straight posterior end, vulva slightly behind middle of body; amphidelphic; eggs oval, smooth-shelled, unsegmented or two-celled stage in utero .
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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