Hermannia. Xeoliodes 65 



formed by raised lobes. Dors, of Abel, flat with raised lumps and rolls, 

 hairs resemble Im. - - Im. L. ca. 850 ju. 



In lichen and moss near the sea. England. Spitzbergen. Xovaya Zemlya. 



9. H. scabra (L.Koch) 1879 Nothrus scaber, L.Koch in: Svenska Ak. Handl., 

 r. 16 p. 113 t. 3 f. 24 1888 Hermannia nodosa, Michael, Brit. Orib., 0.2 p. 452 t. 41 

 f. 10- 11 ; 1896 H. n., Berlese. A. M. S., Crypt, II p. 31. 



Im. Very like H. convexa, but Psstg. org. short, clavate, blunt-ended, 

 roughened with small points near distal end. Abd. rather longer than in 

 H. convexa. Dots on Dors, of Abd. sometimes coalesce and form ridges or 

 network. L. ca. 870 ju. 



Amphibious on moss lichen and fresh-water algae. England, Xovaya Zembla, 

 Siberia (Yeniseisk). 



2. Gen. Neoliodes Berl. 



1826 Liodes (non Leiodes, corr. Liodes, Latreille, Coleopt., 1796!), Heyden in: Isis 

 p. 608 | 1885 L., Berlese, A. M. S., f'asc. 17 nr. 10 | 1895 L., Banks in: Tr. Amer. ent. 

 Soc.. 0.22 p. 5 ; 1842 Nothrus (part.), C.L.Koch. Ubers. Arach., v.3 p. 110 [ 1877 

 N. (part.). Canestrini & Fanzago in: Atti 1st. Veneto, ser. 5 v.4 p. 77 | 1885 N. (part.), 

 Canestrini, Prosp. Acarof., v. 1 p. 28 | 1888 N. (part.), Michael. Brit. Orib., v. 2 p. 479 ! 

 1888 Neoliodes, Berlese in: Bull. Soc. ent. Ital.. 0.20 p. 47 ; 1896 N., Berlese, A. M. S., 

 Crypt, n p. 32. 



Abd. unsegmented. Dors, of Abd. convex, not fully chitinized, but 

 carrying cast larval and nymphal skins of Dors, of Abd. Ung. trid. 



3 good and 2 doubtful species. 

 Key to the good species. 



I Dors, of Abd. without bordering hairs 2. 

 Dors, of Abd. bordered by strong semicircular 

 I hairs, which spring from margin and also touch 

 it with their tips . . . . 2. N. peltifer . . . . p. 65 



Cast skins of Dors, of Abd. shield-shaped, pitted. 



with a post, point bearing 2 spatulate hairs. - 



L. 1 1,6 mm 3. N. theleproctus . p. 66 



I Cast skins of Dors, of Abd. oval without post, point; 



I markings on them radiating striae. L. 1,5 mm 1. W. concentricus . p. 65 



J 



1. N. concentricus (Say) 1821 Oribata concentrica, Say in: J. Ac. Philad., 

 r. 2 p. 68, coll. writ. v. 2 p. 16 j 1895 Liodes concentricus, Banks in : Tr. Amer. ent. Soc., 

 ?.22 p. 15 j 1840 Nothrus scaliger, C.L.Koch, C.M.A., fasc.29 1. 11 \ 1890 N. s., Michael 

 in: P. zool. Soc. London, .p. 418 | 1883 N. theleproctus, Berlese, A. M. S., fasc. 3 nr. 1 | 

 1885 Liodes t., Berlese, A. M. S.. notes fasc. 3 p. 6 [ 1896 Neoliodes t., Berlese. A. M.S., 

 Crypt, II p. 32. 



Im. Like N. theleproctus, but Abd. less sharply truncated anteriorly, 

 hardly at all drawn out posteriorly and hairs at post, end much smaller, 

 no raised margin to cast skins: they slope down from the centre and 

 except the central part between larval skin and ant. margin of Abd. are 

 marked with radiating striations instead of areolations. L. ca. 1,5 mm. 



Algeria. Germany, Italy, Sweden. 



2. N. peltifer (C. L. Koch) 1840 Nothrus p., C. L. Koch. C. M. A., fasc. 29 t. 9 

 | 1879 N.punctatus, L.Koch in: Svenska Ak. Handl.. 0.16 p. 114 t. 3 f. 25 (Nph.?) | 1882 

 N. bicristatus -\- ?N. spirofilus, Haupt in: Ber. Ges. Bamberg. 0.12 p. 23, 24. 



Das Tierreich. 3. Lief. : A. D. Michael, Oribatidae. 5 



