Collins MD, Rodrigues UM, Dainty RH, Edwards RA, Roberts TA. Taxonomic studies on a psychrophilic Clostridium from vacuum-packed beef: description of Clostridium estertheticum sp. nov. FEMS Microbiol. Lett. 1992; 96:235-240.
Anonymous. Validation list no. 44. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1993; 43:188-189.
Spring et al. 2003
Spring S, Merkhoffer B, Weiss N, Kroppenstedt RM, Hippe H, Stackebrandt E. Characterization of novel psychrophilic clostridia from an Antarctic microbial mat: description of Clostridium frigoris sp. nov., Clostridium lacusfryxellense sp. nov., Clostridium bowmanii sp. nov. and Clostridium psychrophilum sp. nov. and reclassification of Clostridium laramiense as Clostridium estertheticum subsp. laramiense subsp. nov. Int J Syst Evol Microbiol 2003; 53:1019-1029.
Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 4 of the IJSEM. Int J Syst Evol Microbiol 2003; 53:1703-1705. Notes:
In the paper by Spring et al. 2003, Clostridium estertheticum Collins et al. 1993 is erroneously cited as Clostridium estertheticum Collins et al. 1992. — Subsequently, this species has been divided into subspecies (see: below).
Number of child taxa with a validly published and correct name: 2 Number of child taxa with a validly published name, including synonyms: 2 Total number of child taxa: 2