Sea Pens

Pennatulacea Verrill 1865

2013 California Academy of Sciences cc-by-nc-sa-3.0

Pennatulacea (Sea Pens) is an order of cnidarians. There are 254 species of Sea Pens, in 38 genera and 14 families. It includes groups like Stachyptilidae, Echinoptilidae, and Sea Pansies. They have asexual reproduction and sexual reproduction.

EOL has data for 12 attributes, including:

Body symmetry
- URI: http://eol.org/schema/terms/body_symmetry
- Definition: overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry
show all records
bilaterally symmetric
- URI: http://purl.obolibrary.org/obo/PATO_0001324
- Definition: being symmetric about a plane running from frontal end to caudal end (head to tail), and having nearly identical right and left halves
show all records
cellularity
- URI: http://purl.obolibrary.org/obo/PATO_0001992
- Definition: An organismal quality inhering in a bearer by virtue of the bearers consisting cells. [ PATOC:GVG ]
show all records
multicellular
- URI: http://purl.obolibrary.org/obo/PATO_0001993
- Definition: A cellularity quality inhering in a bearer by virtue of the bearers consisting of more than one cell. [ PATOC:GVG ]
show all records
known marine species
- URI: http://eol.org/schema/terms/DescribedAcceptedSpecies
- Definition: number of currently described and taxonomically accepted marine species in this clade (Appeltans et al. 2012. The Magnitude of Global Marine Species Diversity. Current Biology 22, 2189–2202. http://dx.doi.org/10.1016/j.cub.2012.09.036)
show all records
220
mineralized skeleton contains
- URI: https://eol.org/schema/terms/mineralizedSkeletonContains
- Definition: Component found in mineralized skeletal tissue, (a specialized form of biogenic tissue in which the extracellular matrix is mineralized, and which functions in mechanical and structural support.)
show all records
calcite
- URI: http://purl.obolibrary.org/obo/CHEBI_46719
- Definition: Calcium carbonate (CO3Ca), calcite structure
show all records
reproduction
- URI: http://purl.obolibrary.org/obo/GO_0000003
- Definition: The production of new individuals that contain some portion of genetic material inherited from one or more parent organisms
show all records
asexual reproduction
- URI: http://purl.obolibrary.org/obo/GO_0019954
- Definition: Capable of the biological process in which new individuals are produced by either a single cell or a group of cells, in the absence of any sexual process.
show all records
substrate-attached
- URI: http://eol.org/schema/terms/Attached
- Definition: This organism is normally physically attached to the substrate upon which it lives
show all records
yes
- URI: http://eol.org/schema/terms/yes
- Definition: This statement is true; the answer to this question is yes.
show all records
undescribed marine species present in museum collections
- URI: http://eol.org/schema/terms/UndescribedSpeciesInMuseumCollections
- Definition: "marine species in this clade which are currently represented in specimen collections (estimate) (Appeltans et al. 2012. The Magnitude of Global Marine Species Diversity. Current Biology 22, 2189–2202. http://dx.doi.org/10.1016/j.cub.2012.09.036)"
show all records
20
visual system
- URI: http://purl.obolibrary.org/obo/UBERON_0002104
- Definition: The sensory system subserving the sense of vision.
show all records
photoreceptor cell
- URI: http://purl.obolibrary.org/obo/BTO_0001060
- Definition: A specialized cell type in a multicellular organism that is sensitive to light.
show all records

Known occurrences, collected specimens and observations of sea pens. View this species on GBIF

2013 California Academy of Sciences cc-by-nc-sa-3.0

Sea Pen Habitats

The environments in which many sea pens species are known to live. Select an environment to see its sea pens species checklist.

sea pens Habitats

The environments in which many sea pens species are known to live. Select an environment to see its sea pens species checklist.

sea pens includes 7 children: