IXTERXAL ANATOMY OF BDELLA. 523 



Bibliography of the principal works I'eferred to in the foregoing memoir or giving 

 information respecting the Bdellinte, not including works which only record species. 



1 . Berlese, Antonio. — .A.cari, Miriapodi, e Scorpioni italiani. Padua and Florence. Being published 



in fasciculi ; first jiart issued in 1882, still continuing; Bdelliiia; finished in "Ordo Prostigmata" 

 (Trombidiidie), 1893. 



2. C.4NESTRINI, Giovanni. — Prospetto delP Acarofauna italiana. Parte ii. Padua, 1886. 



3. Canestrini, Giovanni. — " Abbozzo del Sistema acarologico," Atti R. 1st. Veneto di Sci. &c., 



t. ii. ser. 7, 1891. Keprinted in the above-named work TNo. 2), Parte v., Padua, 1892, pp. 560- 

 587. 



4. Croneberg, a. — " Oil the Anatomy of Eylais extendens, Muller, with observations on allied forms," 



in Russian in ' Nachr. Ges. d. Freunde d. Naturkuude,' Moscow, 1878. A short summary in 

 German, called '•' Ueber den Bau der Hydrachnideii," in Zool. Anz. 1878, Nr. 14, p. 316. 



5. Cronebeug, A. — " Ueber den Bau von Trombidiuin," in Bull. Soc. Nat. de Moscou, 1879, part 2, 



p. 234. 



6. Henkin, H. — " Beitriige zur Anatomie, Entwicklungsgeschichte uiid Biologic von Trombidium 



fuliyinosum, Herm.," Zeitsch. wiss. Zool. Bd. xxxvii. (1882) pp. 554-663. 



7. Johnston, George. — "The Acarides of Berwickshire specifically described," Trans. Berwickshire 



Natui-alists' Field-Club, vol. ii. (1847) p. 221. 



8. Karpelles, Ludwig (now Karell, L.). — " Zur Anatomie von ^rfe/Za arewaria, Kramer," in Verb. 



k.-k. zool.-bot. Ges. Wien, Bd. xliii. (1893) pp. 421-430. 



9. KocH, Carl Ludwig. — Deutschlands Crustaceen, Miriapoden und Arachniden. Regensburg, 



1835-1841. Forming Hefte 1-40 of Herrich-Schaffer's edition of Dr. G. W. F. Panzer's 

 ' Deutschlands Insecten.'' 



10. Koch, Carl Ludwig.— Uebersicht der Arachniden-Systems. Niirnberg, 1837-1850. 



11. Kramer, P.—" Die Familie der Bdelliden," in Areh. f. Naturg. Bd. xxxxii. fl876) pp. 183-196. 



12. Kramer, P. — "Beitrage zur Naturgeschichte der Milben," in Zeit. ges. Naturwiss. Bd. Ii. (1878) 



pp. 552—3. 



13. Kramer, P. — " Ueber Milben," ibid. 1881, section 7, pp. 24-32. 



14. Michael, A. D. — " A Study of the Internal Anatomy of Thyas petropMlus, an unrecorded Hydrachnid 



found in Cornwall," in Proc. Zool. Soc. London, 5 March, 1895, pp. 174r-209. 



15. MoNiEZ, R. — " Aeariens et Insectes marins des cotes du Boulonnais," Rev. Biol. d. Nord d. 1. France, 



t. xi. (1890) pp. 1-28. 



16. Nalepa, A. — "Die Anatomic der Tyroglypheu," Sitzb. k. Akad. Wiss. Wien, Bd. xc. Abth. 1 (1884), 



p. 198, Bd. xcii. Abth. I (1885), p. 116. 



17. Pagenstecher, H. A. — Beitrage zur Anatomie der Milben. Heft i. Leipzig, 1860. 



18. ScHAUB, R. VON. — " Ueber die Anatomie von Hydrodroina (C. L. Koch). Ein Beitrag zur Kenntniss 



der Hydrachniden," Sitzb. k. Akad. Wiss. Wien, Bd. xcvii. Abth. 1 (1888), p. 98. 



19. ScHAUB, R. VON. — " Ueber marine Hydrachniden ,uebst einige, Bemerkungen iiber Midea (Bruz.)," 



ibid. Bd. xcviii. Abth. 1 (1889), p. 163. 



20. Trouessart, E. L. — " Considerations gciierales sur la classification des Acariens, suivies d'un essai 



de classification nouvcUe," Rev. d. Sci. nat. d. I'Ouest, t. ii. 1892, pp. 35-44. 



21. Trouessart, E. L. — " Note sur une grande espece de Bdelle maritime originaire d'Islande," Jourii. 



Anat. et Physiol. (Robin's), xxx. An. 1894, no. 1, pp. 117-125. 



