Guidettion, Gasiorek & Michalczyk, 2020

Gąsiorek, Piotr, Blagden, Brian, Morek, Witold & Michalczyk, Łukasz, 2024, What is a ‘ strong’ synapomorphy? Redescriptions of Murray’s type species and descriptions of new taxa challenge the systematics of Hypsibiidae (Eutardigrada: Parachela), Zoological Journal of the Linnean Society 202 (1), pp. 1-63 : 22

publication ID

https://doi.org/10.1093/zoolinnean/zlad151

publication LSID

lsid:zoobank.org:pub:044A402-2A0F-4135-9410-7DE081CB11C4Corresponding

DOI

https://doi.org/10.5281/zenodo.14536927

persistent identifier

https://treatment.plazi.org/id/03AF87C4-A62C-FFA7-AF1D-693DFA3B8CD7

treatment provided by

Plazi (2024-11-29 00:32:51, last updated 2024-12-20 16:23:39)

scientific name

Guidettion
status

 

Taxonomic key to the genus Guidettion

Remark: Guidettion arduifrons nom. inq. is not included in the key, owing to the unavailability of traits differentiating it from G. prorsirostre .

1. Macroplacoids granular ........................................................................................................................................ Guidettion montigenum View in CoL

– Macroplacoid bar-like .................................................................................................................................................................................. 2

2. Caudal cuticular granulation present ....................................................................................................................... Guidettion clavatum View in CoL

– Caudal cuticular granulation absent ......................................................................................................................................................... 3

3. Pharyngeal apophyses absent .................................................................................................................................. Guidettion modestum View in CoL

– Pharyngeal apophyses present ................................................................................................................................................................... 4

4. pt of SSIP> 66% ...................................................................................................................................................... Guidettion prorsirostre View in CoL

– pt of SSIP <66% ......................................................................................................................................... Guidettion View in CoL vexatum View in CoL nom. inq.

Kingdom

Animalia

Phylum

Tardigrada

Class

Eutardigrada

Order

Parachela

Family

Hypsibiidae

SubFamily

Itaquasconinae