
1) Gram-negative bacterium
Found on
https://www.crosswordclues.com/clue/vampirococcus

Vampirococcus is an informally described genus of ovoid Gram-negative bacteria, but the exact phylogeny of these bacteria is not yet known. They were first described in 1983, as small bacteria about 0.6 μm wide that attached to the surfaces of the larger photosynthetic purple sulfur bacterium Chromatium minus. Vampirococcus has since been identif...
Found on
http://en.wikipedia.org/wiki/Vampirococcus
No exact match found.