Pseudomonas vesicularis

Pseu·do·mo·nas ve·si·cu·la·'ris

a bacterial species found in the medicinal leech (Hirudo medicinalis) and in water from a stream.

Brevundimonas vesicularis

A gram-negative, Pseudomonas-like bacterium which is not part of the normal human flora, but may be isolated from clinical specimens—e.g, in aspirates of acute pancreatitis.