Parathyone Deichmann, 1957

Martins, Luciana & Tavares, Marcos, 2021, A new species of Parathyone (Holothuroidea: Dendrochirotida: Cucumariidae) from northeastern Brazil, with a key to species, Zootaxa 4985 (2), pp. 245-252 : 246

publication ID

https://doi.org/ 10.11646/zootaxa.4985.2.7

publication LSID

lsid:zoobank.org:pub:422F6D31-D243-4051-82E6-6880F7090FD3

DOI

https://doi.org/10.5281/zenodo.4943531

persistent identifier

https://treatment.plazi.org/id/496787AA-FFF2-FF97-B691-FA9176CF5759

treatment provided by

Plazi

scientific name

Parathyone Deichmann, 1957
status

 

Genus Parathyone Deichmann, 1957 View in CoL

Emended diagnosis (modified from Prata et al., 2020). Small-medium-sized forms (up to 100mm long), Ten dendritic tentacles of equal size or ten dendritic tentacles, ventral pair reduced. Tube feet scattered over entire body. Calcareous ring lacking posterior processes; radial plates united to interradial plates along their entire length. Body wall ossicles: four holed to multilocular cups; multiperforated plates and knobbed buttons. Tentacles and introvert with cups knobbed on inner and outer faces. Ambulacral feet with supporting rods and end plate.

Type species. Parathyone surinamensis ( Semper, 1867) View in CoL ; by original designation. Type locality: Surinam.

Species included (genera of the original combination are indicated within brackets). Parathyone surinamensis ( Semper, 1867) View in CoL [ Thyone View in CoL ], Parathyone suspecta ( Ludwig, 1875) View in CoL [ Thyone View in CoL ] (type locality: Barbados), Parathyone braziliensis ( Verrill, 1868) [ Thyone View in CoL ] (type locality: Abrolhos, southern Bahia, Brazil) and Parathyone itapuaensis sp. nov. Thyone (Sclerodactyla) braziliensis Verrill, 1868 , was recently transferred to Parathyone View in CoL by Prata et al. (2020).

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