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 : 506

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.4416772

persistent identifier

https://treatment.plazi.org/id/8569BD6C-FF84-1278-31A9-1E78FA5EF95A

treatment provided by

Plazi

scientific name

Heth
status

 

Key to Heth species groups

1. With continuous collar of cervical spines, having only a minor interruption of larger lateral spines; lappets present or absent ( Figs. 9 View FIGURE 9 , 10 View FIGURE 10 ).......................................................................................... 2

- Cervical collar of spines discontinuous or absent; lappets absent................................................ 3

2. Lappets absent ( Figs. 9 View FIGURE 9 , 10 View FIGURE 10 , 11D View FIGURE 11 )........................................................... Group 1 Heth spp.

- Lappets present ( Figs. 11 View FIGURE 11 , excluding 11D, 12)............................................... Group 2 Heth spp.

3. With discontinuous cervical collar ( Figs. 13 View FIGURE 13 , 14 View FIGURE 14 )............................................... Group 3 Heth spp.

- Without clear cervical collar; lappets absent: not conforming to any other group description ( Fig. 15 View FIGURE 15 )..... Group 4 Heth spp.