396 



Acarology 



Jacot, A. P. 1936. Some primitive moss-mites of North Carolina. J. Elisha 



Mitchell Sci. Soc. 52(1) :20-26, PI. 1. 

 . . 1936. More primitive moss-mites of North Carolina. J. Elisha 



Mitchell Sci. Soc. 52(2) :247-353, PI. 20. 

 . 1938. More primitive moss-mites of North Carolina — III. J. 



Elisha Mitchell Sci. Soc. 54(1) :127-137, Pis. 12, 12. 

 Tragardh, I. 1932. Palaeacariformes, a new suborder of Acari. Arkiv. for 



Zoologi, 24B(2):l-6. 

 Zakhvatkin, A. 1945. On the discovery of Palaeacariformes (Acarina) in 



the U.S.S.R. Comptes Rendus (Doklady) de I'Academie des Sciences 



de rU.S.S.R. 47(9):673-676 (English text). 

 . 1945. Etude morphologique sur Beklemishevia galeoduki n. g. 



et n. sp. — representant nouveau des Palaeacariformes (Acarina). 



Moskov. Obshch. Isp. Prirody, Otd. Biol. Biul. (Soc. Nat. de 



Moscou, Sect. Biol. Bui.) an. 116, 50:60-71 (French summary, Rus- 

 sian text) . 



Eulohmanniidae Grandjean, 1931 



Figure 316 



Diagnosis: The eulohmanniids are slender, 

 elongated mites whose propodosoma and 

 hysterosoma are connected by a thin mem- 

 brane. The hysterosoma is cylindrical. Gen- 

 ital plates are placed far towards the rear 

 and are separated from the anal plates by the 

 hysterosomal plate suture. 



Figure 316 Eiilohmannia ribagai Berlese. Dor- 

 sum of female. (After Berlese 1910) 



Genera: 

 1. 



Eiilohmannia Berlese, 1910 (= Arthronothrus Tragardh, 1910) 



Type. Lohmannia {Eiilohmannia) ribagai Berlese, 1910 



Collohmannia Sellnick, 1922 



Type. Collohmannia gigantea Sellnick, 1922 



Perlohmannia Berlese, 1916 



Type. Lohmannia insignis Berlese, 1904 



