Arcuatasigma
| Arcuatasigma | |
|---|---|
| Scientific classification  | |
| Domain: | Eukaryota | 
| Clade: | Sar | 
| Clade: | Stramenopiles | 
| Phylum: | Ochrophyta | 
| Clade: | Diatomeae | 
| Subphylum: | Bacillariophytina | 
| Class: | Bacillariophyceae | 
| Order: | Naviculales | 
| Family: | Pleurosigmataceae | 
| Genus: | G.Reid  | 
Arcuatasigma is a genus of diatoms belonging to the family Pleurosigmataceae.[1]
The genus is characterized by striae, both longitudinal and transapical, and a 180 degree twist in the frustule.[2]
Species
Accepted species:[1]
- Arcuatasigma addu G.Reid, 2012
 - Arcuatasigma arenicolum Lobban, 2018
 - Arcuatasigma belizense G.Reid, 2018
 - Arcuatasigma castracanense G.Reid, 2012
 - Arcuatasigma closterioides (Grunow) G.Reid, 2012
 - Arcuatasigma marginale Lobban, 2018
 
References
- ^ a b "WoRMS - World Register of Marine Species - Arcuatasigma G.Reid, 2012". www.marinespecies.org. Retrieved 2025-02-25.
 - ^ Lobban, Christopher S.; Reid, Geraldine (2018-04-04). "New Arcuatasigma species (Bacillariophyta, Pleurosigmataceae) from Guam and Belize, and the taxonomic identities of Toxonidea challengeriensis and its variety". Phytotaxa. 346 (2): 169–179. doi:10.11646/phytotaxa.346.2.4. ISSN 1179-3163.