Scrippsiella sp.
Diagnosis
Diagnose_Species: Epitheca conical, hypotheca rounded. Epitheca larger than hypotheca.Cysts spherical (22–30 µm diameter) and noncalcareous, covered with conical or columned organic spines.The proportion of operculum to empty cyst is about 1:4.
Bloom: No
Toxicity: No
Ecology
Substrate: planktonic
Sociability: solitary
Salinity: marine
Salinity: variable (estuary)
pH: neutral
Feeding: Photosynthetic
Life cycle
Phases_alternance: haplontic
Generation: <1 month
Reproduction_mode: asexual
Reproduction_mode: sexual
Resting_stage: cysts_sexual (Non-calcareous cysts)
Feeding behaviour
Mode of locomotion
Reference(s)
Observation site(s)
HOSTS
Association with... | Region origin | Name of site | In reference... |
---|---|---|---|
Acanthochiasma sp. | Villefranche Bay | Villefranche-sur-mer |
Multiple microalgal partners in symbiosis with the acantharian Acanthochiasma sp. (Radiolaria). Symbiosis 58:233 - 244. doi: 10.1007/s13199-012-0195-x (2012) |