Scalpelliformes

publication ID	https://doi.org/ 10.11646/zootaxa.4033.1.9
publication LSID	lsid:zoobank.org:pub:76060909-81C3-4AAC-BC5F-3A9318C32CDD
DOI	https://doi.org/10.5281/zenodo.6120954
persistent identifier	https://treatment.plazi.org/id/03F98790-DC32-FFD9-FF3D-F8FDFA7F5E21
treatment provided by	Plazi
scientific name	Scalpelliformes
status

Key to recent families of Order Scalpelliformes View in CoL

1. Number of capitular plates 6–8, without whorls of imbricating plates............................................. 2

- Number of capitular plates 8 or more, usually with whorls of imbricating plates....................................3

2. Number of capitular plate 8, base of peduncle with calcareous plate..................................... Lithotryidae View in CoL

- Number of capitular plates 6–8, base of peduncle without calcareous plate............................... Eolepadidae View in CoL

3. Peduncle naked................................................................. Probathylepadidae fam. nov.

- Peduncle generally furnished with definite scales............................................................ 4

4. Male with distinct capitulum and peduncle......................................................... Calanticidae View in CoL

- Male without distinct capitulum and peduncle...............................................................5

5. Number of capitular plates more than 18.......................................................... Pollicipidae View in CoL

- Number of capitular plates less than 18........................................................... Scalpellidae View in CoL