2 I 2 BACTERIOLOGY. 



greenish or yellowish-red. They occur in the 

 stomach of man and animals in health and disease, 

 and were first detected in vomit. 

 . Sarcina intestinalis, Zopf.* Cocci in groups 

 of four or eight. Very regular in form ; never in 

 the large packets which occur in Sarcina ventriculi* 

 They are found in the intestinal canal, especially the 

 caecum, of poultry, particularly fowls and turkeys. 



Sarcina urinse, Welcker. Very small cocci, 

 1*2 fji in diam., united in families of 8 to 64. 

 Observed in the bladder. 



Sarcina litoralis, Oersted. Cocci 1*2 2 /x in 

 diam., bound together in 4 to 8 families, which, in 

 their turn, may unite and include as many as 64 

 tetrads. Plasma colourless ; in each cell i 4 

 sulphur granules. Discovered in sea-water con- 

 taining putrefying matter. 



Sarcina Reitenbachii, Caspary. Cocci about 

 1*5 to 2 '5 //, in diam., at the time of division 

 lengthened to 4 p. Mostly united together from 

 4 to 8 in number ; occasionally 16 or more. Colour- 

 less cell-wall, lined with rose-red layer of plasma. 

 Found on rotting water plants. 



Sarcina hyalina, Kiitzing. Cocci round, 2*5 

 /LL in diam., almost colourless. United in families 

 of 4 to 24 cells, reaching 15/1, in diam. In marshes. 



Sarcina alba. Small cocci. They form small 

 white colonies on nutrient gelatine. In test-tube 

 cultivations they grow slightly along the needle 

 * Zopf, Die Spaltpilze. 1885. 



