Clostridium clostridioforme

**Semantic type:** Bacterium

**Definition:** A species of anaerobic, Gram positive, rod shaped bacteria assigned to the phylum Firmicutes. This species is nonsporulating, urease and catalase negative, weakly indole positive, ferments mannose and raffinose, is resistant to penicillin G and may appear gram variable due to staining difficulty. C. clostridioforme is part of the RIC group of clostridium, is considered to be pathogenic and is typically found with, and must be identified separately from, Clostridium bolteae and Clostridium hathewayi.

**Synonyms:** - CLOSTRIDIUM CLOSTRIDIOFORME - Clostridium clostridiiforme - Clostridium clostridiiforme