Acarnus, Gray, 1867

publication ID	https://doi.org/ 10.11646/zootaxa.5293.3.5
publication LSID	lsid:zoobank.org:pub:7A0F8C73-B94D-4FAE-A0D9-FFC3D86104E8
DOI	https://doi.org/10.5281/zenodo.7982800
persistent identifier	https://treatment.plazi.org/id/AD5A87C8-0C3E-FFD7-FF66-FA24C2A6F844
treatment provided by	Plazi
scientific name	Acarnus
status

Identification key for Atlantic Acarnus View in CoL View at ENA spp

1- Acanthostyles present.................................................................................. 2

- Acanthostyles absent.................................................................................. 6

2- Acanthoxeas present................................................................. A. microxeatus View in CoL sp. nov.

- Acanthoxeas absent................................................................................... 3

3- Only a single category of cladotylotes present............................................................... 4

- Two categories of cladotylotes present..................................................................... 5

4- Only a single category of acanthostyles present...................................................... A. radovani View in CoL

- Two categories of acanthostyles present............................................................ A. souriei View in CoL

5- Two categories of toxas........................................................................... A. levii View in CoL

- Three categories of toxas....................................................................... A. nicoleae View in CoL

6- Styles with a smooth base; larger cladotylotes with a smooth shaft................................... A. innominatus View in CoL

- Styles with microspined or rugose base; two categories of microspined cladotylotes................................. 7

7- Two categories of cladotylotes........................................................................... 8

- Three categories of cladotylotes............................................................... A. deweerdtae View in CoL

8- Three categories of toxas............................................................................... 9

- Two categories of toxas......................................................................... A. tortillis

9- Cladotylotes I with basal tyle flattened and provided with lobes and blunt protrusions........................ A. claudei View in CoL

- Cladotylotes I with basal tyle bearing curved spines................................................... A. toxeata View in CoL