Oribata 



Div. II. Sp. 40 45. Ung. mond. 



40. O. dentata Berl, 1883 Oribates dentatus, Berlese A. M.S., fasc. 9 nr. 3. 



Ira. Chestnut-brown, polished. Lam. very narrow blades on edge. 

 Rost. hairs and Lam. hairs long. Intlam. hair and Psstg. org. very long, 

 would reach far beyond tip of Rost. the former thin, setiform, flexible, the 

 latter recurved with thin peduncle and fusiform head. Ant. margin of Abd. 

 slightly convex ; 2 long hairs on post, margin, none on dors, surface of Abd. 

 Femur 2 with large blade ending anteriorly in large curved tooth. Ung. 

 figured trid. on fig. of whole creature, mond. on fig. of separate legs, nothing 

 said in letterpress: is mond. (Berlese, A. M. S., Crypt. II p. 65). L. 600 \x. 



Found in hot-house of Hot. garden in Padua. Native country? 



41. O. fusigera Michael 1884 0./"., Michael. Brit.Orib., v.l p. 268 1. 12 £6—11. 



Im. Black, front of Abd. and legs lighter. Rost. short. Lam. nearly 

 on edge, near together, almost hidden by Psstg. org. No Trlam.; Psstg. 

 org. long fusiform, terminated distally by a fine hair, they point for- 

 ward and inward. Ant. margin of Abd. sinuous, Dors, polished, hairless. — 

 Nph. Pinkish, coarsely punctured, long pyriform. Rost. long, narrow: Psstg. 

 org. with fusiform head on slender peduncles. Hind legs much shorter than 

 Abd. Dors, of Abd. shield-shaped, pointed posteriorly, not much arched, 

 hairless. — Im. L. ca. 300 \x. 



In moss. England. 



42. O. mirabilis (Banks) 1895 Oribatodes m., Banks in : Tr. Amer. ent. Soc, 

 V. 22 p. 10. 



Im. Dark red-brown; short, broad, convex. C. lam. strong. Intlam. 

 hair very long, directed forward. Psstg. org. long, clavate. Abd. globose, 

 granular, with an irregular network of ridges. About 16 long stiff 

 serrated hairs in 2 longitudinal rows on Dors, of Abd. 4 clavate on post, 

 margin. Ptm. granulate. L. 500 |n. 



Under bark. New York State. 



43. O. monodactyla Haller 1884 0. m., G. Haller in: Arch. Nature.. ft 50 I 

 p. 221 1. 15 f. 3. 



Im. Yellow- brown, short pyriform, Cephth. pointed. Lam. long, wide 

 posteriorly deminishing to nothing anteriorly. No Lam. hair nor C. lam. 

 Psstg. org. very long, slightly and gradually clavate. directed backward 

 and outward, distal half pectinated along ant. edge. Abd. long, oval, 

 slightly arched. Without hairs on Dors, of Abd. L. ca. 300 |u. 



Said by Berlese (A. M. S., Crypt. II p. 67) — apparently in error — to be his Oribates 

 dentatus. 



America. 



44. O. parmeliae Michael 1884 O.p., Michael. Brit.Orib.. p.l j>. 265 t. 12 



£ 1—5. 



Im. Dark brown, smooth but not polished, punctured. Cephth. short, 

 Rost. blunt; Lam. very long blades nearly on edge; C. lam. long, 

 bearing strong curved hair; Trlam. a thickened line; Psstg. org. short, 

 pyriform recurved. Genuals of 2 first pairs of legs enlarged distally: 

 Ant. margin of Abd. very curved. A row of long flexible hairs round post, 

 margin and 2 rows on Dors, of Abd. — Nph. Orangeyellow. Cephth. 



