BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems
Actinulida
Description | Actinulida are an order of hydrozoans in the subclass Trachylinae. Members of this order do not normally have a polyp stage. The medusa has a very small dome-shaped bell. From Wikipedia article at https://en.wikipedia.org/wiki/Actinulida, which is released under the Creative Commons Attribution-Share-Alike License 3.0. | ||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Source Data |
| ||||||||||||||||||||||||
Rank | order | ||||||||||||||||||||||||
Taxonomy (GBIF,PBDB) | Life : Animalia : Cnidaria : Hydrozoa : Actinulida | ||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||
Classification (PBDB,GBIF) |
| ||||||||||||||||||||||||
Scientific Name | Actinulida | ||||||||||||||||||||||||
Opinions (PBDB) |
| ||||||||||||||||||||||||
Status (PBDB) | extant | ||||||||||||||||||||||||
Taxon Size (PBDB) | 1 | ||||||||||||||||||||||||
Extant Size (PBDB) | 1 (100%) | ||||||||||||||||||||||||
Motility | facultatively mobile, attached | ||||||||||||||||||||||||
Vision | blind (based on Hydrozoa) | ||||||||||||||||||||||||
Diet | carnivore | ||||||||||||||||||||||||
Ecospace Comments | COMMENTS: Shallow infaunal tiering, facultatively motile attached or fully motile slow, and predatorial. | ||||||||||||||||||||||||
Taphonomy | no hard parts | ||||||||||||||||||||||||
Primary Reference (PBDB) | R. K. Bambach, A. M. Bush, and D. H. Erwin. 2007. Supplement to Autecology and the filling of ecospace: Key metazoan radiations. Palaeontology 50(1):1-22 | ||||||||||||||||||||||||
Common Name(s) | アクチヌラ | ||||||||||||||||||||||||
Wikipedia | https://en.wikipedia.org/wiki/Actinulida |
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
---|---|---|---|---|---|
Halammohydridae family | accepted (GBIF) | No associated record in PBDB | |||
Otohydridae family | accepted (GBIF) | No associated record in PBDB |
Synonymy List
Year | Name and Author |
---|---|
1959 | Actinulida Swedmark and Teissier |
2007 | Actinulida Bambach et al. p. S7 |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!