Avibacterium paragallinarum

**Semantic type:** Bacterium

**Definition:** A species of facultatively anaerobic, Gram negative, coccobacilli shaped bacteria assigned to the phylum Proteobacteria. This species is catalase negative and produces acid from D-mannitol and D-sorbitol. A. paragallinarum is pathogenic in birds causing upper respiratory infections such as infectious coryza.

**Synonyms:** - AVIBACTERIUM PARAGALLINARUM - Haemophilus paragallinarum - Haemophilus paragallinarum