Heth, Cobb, 1898

Phillips, Gary, Moulton, John K. & Bernard, Ernest C., 2020, Heth pivari n. sp. (Nematoda: Ransomnematoidea: Hethidae) from the indigenous North American millipede Narceus gordanus (Spirobolida: Spirobolidae), with keys for worldwide Heth spp., Zootaxa 4861 (4), pp. 486-514 : 510

publication ID

https://doi.org/ 10.11646/zootaxa.4861.4.2

publication LSID

lsid:zoobank.org:pub:8B330C85-5B40-48EF-8C17-48332637C1C9

DOI

https://doi.org/10.5281/zenodo.4416774

persistent identifier

https://treatment.plazi.org/id/8569BD6C-FF88-1274-31A9-1EDBFA5EF8E4

treatment provided by

Plazi

scientific name

Heth
status

 

Key to group 4 female Heth spp.

1. Body with numerous somatic spines from cervical collar to at least the isthmus.................................... 2

- Body without prominent somatic spines except for four pairs of lateral spines; posterior three pairs with broad bases; lateral alae present from posterior esophagus to anus ( Fig. 15C View FIGURE 15 ); females 1,332 –1,731 µm long....................... H. lamothei

2. Body with 5–7 lateral spines from cervical collar to isthmus; with multi-cusped sensory papillae posterior to cervical collar ( Fig. 15D View FIGURE 15 ).................................................................................... H. poeyi

- Body with six lateral-sublateral rows of spines from cervical collar to anus........................................ 3

3. Anterior region laterally with a long row of large, multicusped papillae, the first two of which are doubled; somatic spines smooth or lightly serrated ( Fig. 15A View FIGURE 15 ); female length 1,562 –1,702 µm .................................... H. adolphi GoogleMaps

- With four pairs of bifurcated lateral spines; spines of sublateral rows heavily serrated in esophageal region ( Fig. 15B View FIGURE 15 ); female length 1,983 –2,308 µm ..................................................................... H. josephinae

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