| Cross Index | Ectothiorhodospira |
| SuperSet | Prokaryote, Eubacteria Anoxygenic Phototrophic Bacteria |
| Compare | Purple Bacteria
Green Bacteria
Anaerobic chemotropic Erythrobacter longus, |
| Contrast | Oxygenic Phototrophic Bacteria Archaea |
| Subset |
| Morphology | Ectothiorhodospira |
| CELLULAR |
| Staining | Gram-negative |
| Morphology | Cells are spiral or vibroid- or nod-shaped |
| Motility | motile by means of polar flagella |
| Specialized structures | with or without gas vacuoles, |
| Division |
| COLONIAL |
| Solid surface |
| Liquid |
| Growth Parameters | Ectothiorhodospira |
| PHYSIOLOGICAL |
| Tropism | Able to perform anoxygenic photosynthesis with bacteriochlorophylls and carotenoids as photosynthetic pigments |
| Oxygen | Growth occurs anaerobically in the light with reduced sulfur compounds as electron donors |
| pH | |
| Temperature | |
| Requirements | |
| Products | Sulfide is oxidized to elemental sulfur, which is deposited outside the cells and may be further oxidized to sulfate |
| Enzymes | |
| Unique features |
| ENVIRONMENTAL |
| Habitat | members of the Ectothiorhodospiraceae are found in marine to extremely saline environments containing sulfide and having neutral to extremely alkaline pH |
| Lifestyle | |
| Pathogenicity |
| Distribution |
| Genome | Ectothiorhodospira |
| G+C Mol % | 50.5-69.7(Tm) |
| Reference | Ectothiorhodospira |
| First citation | Pelsh,A.D. 1936. Hydrobiology of Karabugaz Bay of the Caspian Sea. Tr. Vses. Nauchno-Issled. Inst. Galurgii Leningrad 5:49-126 |
| The Prokaryotes | |
| Bergey's Systematatic | p 1654 Johannes F. Imhoff |
| Bergey's Determinative | p 357 |
| References |