266 (dr. a. c, oüdemans) list of dutch acari. 



of Avkolae hitherto found on the gannet , Sula sula L. The name 

 Cellularia, however, was ah-eady used in 1766 by Pallas for Polypi. 

 il. Crameria Haller, 1878, in Zeitschr. f. wiss. Zool. 30. 

 p. 5. Type Crameria lunulata Haller. — (N. B. dedicated to Prof. 

 P. Kramer , why then not Krameria '^) — Crameria , however, was 

 already used in 1816 by Hübner for Lepidopiera and in 1830 by 

 Desvoidy for Diptera. — Another name therefore must replace it. 



12. Pterolichus Robin, 1868, in Gompt. Rend. 56. p. 776. 

 Type Pterolichis obtusus Rob. — Synonym : Pterolijchus Mégnin 

 1879. in Journ. Anat. Phys. p, 139. 



13. Pterodectes Robin, 1868, in Compt. Rend. 56. o. 776. 

 Type? . . . Synonym: Pterodectus Mégnin, 1876 in Journ. Anat. 

 Phys. 12. p. 293, and 1877 in Rev. Mag. Zool. p. 44. 



14. Pterocolns Haller, 1878, in Zeitschr. f. wiss. Zool. p. 5. 

 Type Dermaleichis corvinus Koch. — But Pterocolns was already 

 used bij Schönherr in 18 . . for Coleoptera. Another name there- 

 fore must replace it. 



15. Dimorphus Haller, 1878, in Zeitschr. f. wiss. Zool. 30. 

 p. ... The name Schistosoma., i'^^Q Schistosoma lo7igisetosmu'\'&o\àQv: 

 Brady, 1877 in Proc. Zool, Soc. Lend. p. 27; but this name 

 was already used in 1858 by Weinland for Fermes. T\ml Dimorpha 

 was already used by .Turine in 1807 for IJpnenoptera , by Gray 

 in 1840 for Mollusca, and in 1841 by Hodgson for Aves, is no 

 reason to change Dimorphus into Megninia. 



16. Hartiugia, nov. gen., dedicated to my teacher the late 

 Prof. Dr. PiETER Harting. Like Pteralloptes {Aiiallopies) but 4th 

 pair of legs without ambulacra. 



17. Hartingia lari nov. sp. — Much resembling Pteralloptes 

 {Analloptes) steUaris Buchh, , but tarsus of 2d , 3d , and 4th pair 

 of legs transformed into an enormonsly developed claw. First pair 

 of legs with large (0,022 mm) ambulacra, 2d and 3d pair with 

 small (0,003 mm.) ambulacra. Length of male 0,34 mm. , breadth 

 of ditto 0,28 mm. 



18. GUricolae (errore Sarcoptides glicicoles) Mégnin 1876 in 

 Journ. Anat. Phyt^iol. p. 293. Synonyms : 



