366 



MANUAL OF DETERMINATIVE BACTERIOLOGY 



Leptothrix falciformis Beust. (Dental 

 Cosmos, 50, 1908, 594; Jour. Dent. Res., 

 16, 1937, 379.) From the mouth. 



Leptothrix filiformis Castellani and 

 Chalmers. {Bacillus (Leptothrix?) pyo- 

 genes filiformis Flexner, Jour. Exp. Med., 

 /, 1896, 211; Castellani and Chalmers, 

 Man. Trop. Med., 3rd ed., 1919, 1068.) 

 From the genital tract and thoracic cavi- 

 ties of a rabbit with an acute pleuritis, 

 pericarditis, pneumonia and acute 

 endometritis. Gram-negative. Not re- 

 garded as identical with Bacillus pili- 

 formis Tyzzer (Jour. Med. Res., 37, 

 1917, 307) which is a spore-former. 



Leptothrix gigantea Miller. (Miller, 

 Ber. d. deutsch. bot. Gesell., 1, 1883, 221 ; 

 Leptotrichia giganiea Trevisan, I generi e 

 le specie delle Batteriacee, 1889, 10; 

 Rasmussenia gigantea De Toni and Trevi- 

 san, in Saccardo, Sylloge Fungorum, 8, 

 1889, 930.) From pyorrhcea in dogs, 

 swine and sheep. This name was 

 applied to a mixture of species. 



Leptothrix haemoglohinophila sporulens 

 Mackenzie. (In System of Bact., Med. 

 Res. Council, London, 8, 1931,99.) From 

 cerebro-spinal fluid. A Gram-negative 

 spore-former. 



Leptothrix innominata Miller. (Die 

 Mikroorganismen der Mundhohle, 1889, 

 51, Leipzig; Pscudoleptothrix innominata 

 Prdvot, Ann. Inst. Past., 60, 1938, 301.) 

 Prevot {loc. cit.) regards this species as 

 type for his new genus Pseudoleptothrix. 

 Proposed to include all filamentous forms 

 from the mouth that resemble Leptothrix 

 buccalis Robin. 



Leptothrix insectorum Robin. (His- 

 toire naturelle der vegdtaux parasites, 

 Paris, 1853, 354.) From the rectums of 

 insects. 



Leptothrix maxima buccalis Miller. 

 (Miller, Deutsche med. Wchnschr., 14, 

 1888, 612; Leptotrichia maxima Trevisan, 

 I generi e le specie delle Batteriacee, 1889, 

 10; Rasmussenia maxima De Toni and 

 Trevisan, in Saccardo, Sylloge Fungorum, 

 8, 1889, 930; Leptothrix buccalis Chester, 

 Man. Determ. Bact., 1901, 371; Bacillus 



maximus Goadby, Mycology of the 

 Mouth, 1903, 191.) From the mouth. 



Leptothrix parasitica Kiitzing. (Kiit- 

 zing, Bot. Zeitg., 1847, 220; quoted from 

 Winter, in Die Pilze, Rabenhorst's 

 Kryptogamen Flora, 2 Aufl., 1, 1880, 

 57; Bacterium parasiticum Billet, Bull. 

 Sci. de la France et de la Belgique, Paris, 

 21, 1890, 199.) From a brownish deposit 

 on algae. 



Leptothrix preputialis Vicentini. 

 (Atti Accad. Med. Chir. di Xapoli, 48, 

 1890-91, quoted from Vicentini, Bacteria 

 of the Sputa. Trans, by Stuter and 

 Saieghi, London, 1897, 89.) From the 

 urethra. 



Leptothrix pyogenes cuniculi Musca- 

 tello. (Muscatello, 1899, quoted from 

 Nannizzi, in PoUacci, Tratt. Micopat. 

 Umana, 4, 1934, 57 ; Leptotrichia cunieuli 

 (sic) Nannizzi, ibid., 57.) From spon- 

 taneous suppuration in a rabbit. 



Leptothrix racemosa Vicentini. 

 (Vicentini, Atti d. r. Accad. Med. -Chir. 

 di Napoli, 46, 1892, 459; Leptotrichia 

 racemosa Nannizzi, in Pollacci, Tratt. 

 Micopat. Umana, 4, 1934, 56.) From 

 the mouth. Conidia-like bodies are 

 described. See Vicentini, Bact. of the 

 Sputa, Eng. Trans, by Stuter and Saieghi, 

 London, 1897 and Williams, Dental 

 Cosmos, 41, 1899, 330. 



Leptothrix racemosa vincenti (sic) 

 Mackenzie. (Leptothrix, Matthews, 

 Pract., 74, 1905, 197; Mackenzie, in 

 System of Bact., Med. Res. Council, 

 London, 8, 1931, 94.1 From localized 

 empyema. Appears to be the same 

 as Vicentini 's organism. 



Leptothrix vaginalis Donne. (Donn^, 

 quoted from Nannizzi, in Pollacci, Tratt. 

 Micopat. Umana, 4, 1934, 56 ; Leptotrichia 

 vaginalis Nannizzi, ibid., 56.) Sapro- 

 phyte from the vagina. 



Leptothrix vaginalis von Herff. 

 (Ueber Scheidenmykosen, Samml. klin. 

 Vortr. n. F., 1895, No. 137.) From a case 

 of vaginal mycosis. 



Leptothrix variabilis Rasmussen. 

 (Rasmussen, Om Dryckning of Micro- 

 organismer fra Spyt of sunde Mannesker, 



