Xew York Agricultural Experiment Station, 



139 



the 53 Cows Whose Cell Counts are Given in Table IV — Continued. 



A NUMERICAL SYSTEM OF RECORDING THE SALIENT CHARACTERS OF AN 

 ORGANISM. (GROUP NUMBER) 



100. Endospores produced 



200. Endospores not produced 



1C. Aerobic (Strict) 



20. Facultative anaerobic 



30. Anaerobic (Strict) 



1. Gelatin liquefied 



2. Gelatin not liquefied 



0.1 Acid and gas from dextrose 



0.2 Acid without gas from dextrose 



. 3 No acid from dextrose 



0.4 No growth with dextrose 



.01 Acid and gas from lactose 



.02 Acid without gas from lactose 



.03 No acid from lactose 



.04 No growth with lactose 



.001 Acid and gas from saccharose 



.002 Acid without gas from saccharose 



.003 No acid from saccharose 



.004 No growth with saccharose 



.0001 Nitrates reduced with evolution of gas 



.0002 Nitrates not reduced 



.0003 Nitrates reduced without gas formation 



.00001 Fluorescent 



.00002 Violet chromogena 



.00003 Blue 



.00004 Green " 



.00005 Yellow 



.00006 Orange 



.00007 Red 



.00008 Brown " 



.00009 Pink 



. 00000 Non-chromogenic 



.000001 Diastasic action on potato starch, strong 



.000002 Diastasic action on potato starch, feeble 



.000003 Diastasic action on potato starch, absent 



.0000001 Acid and gas from glycerine 



.0000002 Acid without gas from glycerine 



.0000003 No acid from glycerine 



.0000004 No growth with glycerine 



The genus according to the system 'of Migula is given its proper symbol which 

 precedes the number thua: 



Bacillus coli (Each.) Mig. becomes B. 222.111102 



Bacillus alcaligenes Petr. " B. 212.333102 

 Ppeudomonas campestris (Pain.) Sm. " Ps. 211.333251 



Bacterium suicida Mig. " Bact. 222.232203 



