TRICHOPHYTONEAE 497 



Colony powdery, disc yellowish white, sowed with larger granules. Center 

 with elevated umbilicus or hollow, radial folds sometimes half hooded. On 

 conservation agar, smaller central portion, larger denticulate margin, surface 

 often with drops of -svater. Very close to E. mentagrophytes. 



Ectotrichophyton eriotrephon (Papegaaij) Dodge, n. comb. 



Trichophyton eriotrephon Papegaaij, Over path. Huidschimmels in Am- 

 sterdam 59-65, PI. 3, 1924; Nederl. Tijdschr. Geneesk. 69: 885, 886, 1925; 

 Acta Dermato-venereol. 7: 1-6, PL 1, 1926. 



Producing vesicosquamous ringworm on Avrist. Not pathogenic for mice, 

 only slightly so for guinea pigs. Holland. 



Nodular organs of branched, contorted hyphae, 30-40/* in diameter covered 

 with sterile hyphal tips and containing a deeply staining center with 5-10 

 bodies suggesting spores. Chlamydospores 6-7.5 x 3-4.5/*, ellipsoid, lateral ; 

 aleurospores subspheric, 3-4/*; no closterospores reported. 



On Sabouraud maltose or glucose agar, growth rapid, central knob of long 

 velvet becoming crateriform and finally cerebriform and divided into irregular 

 sectors ; middle smooth and light yellow green ; pleomorphism in 2 weeks, 

 colony becoming yellowish ; rose colored pigment diffusing into surrounding 

 medium. On peptone agar, colony remains light gray, becoming cerebriform. 



Ectotrichophyton felineum (Blanchard) Castellani & Chalmers, Man. Trop. 

 Med. ed. 3, 1006, 1919. 



Trichophyton felineum Blanchard in Bouchard, Traite Path. Gen. 2: 914, 

 915, 1896. 



Trichophyton pyogene a cultures Blanches Sabouraud, Trichophyties hu- 

 maines, 186, 187, 1894. 



Trichophyton niveum Sabouraud [as species group rather than true spe- 

 cies]. Maladies du cuir chevelu 3: 374, 1910. 



Trichophyton radians Sabouraud, Maladies du cuir chevelu 3: 374-378, 

 1910. 



Trichophyton niveum var. radians Sabouraud, Maladies du cuir chevelu 

 3: 338 [footnote], 1910. 



Microsporum felineum Neveu-Lemaire, Precis Parasitol. Anim. Domest. 100, 

 1912 (pro parte, non aliorum). 



Microtrichophyton felineum Neveu-Lemaire, Precis Parasitol. Hum. 53, 

 1921. 



Sahouraudites felineus Ota & Langeron, Ann. Parasitol. Hum. Comp. 1: 

 327, 1923. 



Aleurosporiar radians Grigorakis, Ann. Sci. Nat. Bot. X, 7: 413, 1925. 



Trichophyton (Aleurosporia) radians Guiart & Grigorakis, Lyon Med. 

 141: 377, 1928. 



Predominantly producing vesicular inflammation of glabrous skin or even 

 kerions in pruritus ani (DuBois 1923). Easily isolated from serous pus. Inocu- 

 lable into guinea pig (Me Bruhns & Alexander 1928). Occasional in France, 

 Oermany, Switzerland, Austria, Uruguay (?), Japan. 



