CONTENTS XV 



Family III. Oscillospiraceae Peshkoff 1003 



Genus I. Oscillospira Chatton and Perard 1004 



Family IV. Caryophanaceae Peshkoff 1004 



Genus I. Caryophanon Peshkoff 1004 



Order IV. Myxobacteriales Jahn 1005 



Family I. Cytophagaceae Stanier 1012 



Genus I. Cytophaga Stanier 1012 



Family II. Archangiaceae Jahn 1017 



Genus I. Archangium Jahn 1017 



Genus II. Stelangium Jahn 1020 



Family III. Sorangiaceae Jahn 1021 



Genus I. Sorangium Jahn 1021 



Familj' IV. Polyangiaceae Jahn 1025 



Genus I. Polyangium Jahn 1025 



Genus II. Synangium Jahn 1032 



Genus III. Melittangium Jahn 1033 



Genus IV. Podangium Jahn 1034 



Genus V. Chondromyces Berkeley and Curtis 1036 



Family V. Mycococcaceae Jahn 1040 



Genus I. M yxococcus Thaxter 1040 



Genus II. Chrondrococcus Jahn 1044 



Genus III. Angiococcus Jahn 1047 



Genus IV. Sporocyfophaga Stanier 1048 



Order V. Spirochaetales Buchanan 1051 



Family I. Spirochaetaceae Swellengrebel 1051 



Genus I. Spirochaeta Ehrenberg 1051 



Genus II. Saprospira Gross 1054 



Genus III. Cristispira Gross 1055 



Family II. Treponemataceae Schaudinn 1058 



Genus I. Borrelia Swellengrebel 1058 



Genus II. Treponema Swellengrebel 1071 



Genus III. Leptospira Noguchi 1076 



Supplement 1 1081 



Order Rickettsiales Gieszcykiewicz 1083 



Family I. Rickettsiaceae Pinkerton 1083 



Genus I. Rickettsia da Rocha-Lima 1084 



Genus II. Coxiella Bengtson 1092 



Genus III. Cowdria Bengtson 1094 



Family II. Bartonellaceae Gieszcykiewicz 1100 



Genus I. Bartonella Strong, Tyzzer and Sellards 1100 



Genus II. Haemohartonella Tyzzer and Weinman 1102 



Genus III. Grahamella Brumpt 1109 



Genus IV. Eperythrozoon Schilling 1111 



Family III. Chlamydozoaceae Moshkovskj^ 1114 



Genus I. Chlamydozodn Halberstaedter and von Prowazek 1114 



Genus II. Miyagawanella Brumpt 1115 



Genus III. Colesiota Rake 1119 



Appendix : Genus A. Caryococcus Dangeard 1121 



Genus B. Drepanospira Petschenko 1122 



Genus C. Holospora Haffkine 1122 



