FAMILY PARVOBACTERIACEAE 



579 



Optimum temperature 37°C. 



Produces a soluble exotoxin. 



Source and habitat : Causes diphtheria 

 in cattle with multiple sclerotic absces- 

 ses; gangrenous dermatitis in horses and 

 mules; multiple necrotic foci in liver of 

 cattle and hogs. One case of human 

 infection reported. Transmissible to 

 mice and rabbits. 



2. Spherophorus funduliformis. See 

 Bacteroides funduliformis. 



3. Spherophorus necrogenes (Wein- 

 berg et al.) Prevot. (Bacillus, Kawa- 

 mura, Jour. Jap. Soc. Vet. Sci., 5, 1926, 

 22; Bacillus necrogenes Weinberg et al., 

 Les Microbes Anaerobies, 1937, 381 ; 

 Prdvot, loc. cit., 298.) From epidemic 

 abscesses in hens. 



4. Spherophorus necroticus (Nati- 

 velle) Prevot. {Bacillus necroticus 

 Nativelle, 1936, see Weinberg et al., Les 

 Microbes Anaerobies, 1937, 693; Prdvot, 

 loc. cit., 298.) From a case of gangrenous 

 appendicitis. For a description of this 

 species, see Manual, oth ed., 1939, 580. 



loc. cit., 299.) From a liver abscess in 

 man. For a description of this species, 

 see Manual, 5th ed., 1939, 581. 



11. Spherophorus freundi (Hauduroy 

 et al.) Prevot. (Freund, Cent. f. Bakt., 

 I Abt., Orig., 88, 1922, 9; Bacterium of 

 Freund, Weinberg et al., Les Microbes 

 Anaerobies, 1937, 706; Bacteroides freun- 

 dii Hauduroy et al.. Diet. d. Bact. Path., 

 1937, 57; Prevot, loc. cit., 299.) From a 

 purulent meningitis following otitis in 

 man. For a description of this species, 

 see Manual, 5th ed., 1939, 581. 



12. Spherophorus pyogenes (Haudu- 

 roy et al.) Prevot. (Buday, Cent. f. 

 Bakt., I Abt., Orig., 77, 1916, 453; Bacil- 

 lus pyogenes anaerobius Bela-Johan, 

 Cent. f. Bakt., I Abt., Orig., 87, 1922, 290; 

 Bacteroides pyogenes Hauduroy et al., 

 Diet. d. Bact. Path., 1937, 69; Prdvot, 

 loc. cit., 299.) From abscesses of the 

 liver and lungs following septic war 

 wounds. Also from the blood stream 

 following tonsillectomies. For a de- 

 scription of this species, see Manual, 

 5th ed., 1939, 582. 



5. Spherophorus peritonitis Prevot. 

 (Bacillus, Ghon and Sachs, Cent. f. 

 Bakt., I Abt., Orig., 38, 1905, 1 and 131; 

 Prevot, loc. cit., 298.) From peritoneal 

 exudate. 



6. Spherophorus gidosus. See Bac- 

 teroides gulosus. 



7. Spherophorus inaequalis. See Bac- 

 teroides inaequalis. 



13. Spherophorus gonidiaformans 



(Tunni cliff and Jackson) Prevot. (Ba- 

 cillus gonidiaformans Tunnicliff and 

 Jackson, Jour. Inf. Dis., 36, 1925, 430; 

 Actinomyces gonadiformis (sic) Bergey 

 et al., Manual, 3rd ed., 1930, 469; Bac- 

 teroides gonidiaformans Hauduroy et al., 

 Diet. d. Bact. Path., 1937, 62; Prevot, 

 loc. cit., 299.) From a tonsil. For a 

 description of this species, see Manual, 

 5th ed., 1939, 582. 



8. Spherophorus varius. See Bac- 

 teroides varius. 



9. Spherophorus siccus. See Bac- 

 teroides siccus. 



10. Spherophorus mortiferus (Harris) 

 Prevot. {Bacillus mortiferus Harris, 

 Jour. Exp. Med., 6, 1901, 519; Prevot, 



14. Spherophorus floccosus (Weinberg 

 etal.) Prevot. {Streptobacillus pyogenes 

 floccosus Couromont and Cade, Arch. 

 Med. Exp., 12, 1900, 393; Bacillus floc- 

 cosus Weinberg et al., Les Microbes 

 Anadrobies, 1937, 698; not Bacillus 

 floccosus Kern, Arb. bakt. Inst. Karls- 

 ruhe, 1, Heft 4, 1896, 424; Bacteroides 

 floccosus Hauduroy et al.. Diet. d. Bact. 



