CXXVI 



4. Collection Fred. Kitton. Remarquable par 1'exactitude des determinations. 



5. Collection A. de Souza. Londres. 



6. Collection du Doct. Macrae. London. 



7. Collection de Mr. Gray. Londres. 



8. Collection Doeg. Evesham. 



9. Collection Mr. Rae. Sterling. N. B. 



10. Collection Mons. Morland. Hounslow. 



11. Collection Hardman. Actuellement appartient ii Julien Deby. 



12. Collection Rev. G. Davidson. Logie Coldstone. N. B. 



13. Collection Firth. Belfast. 



14. Collection Griftln. Bristol. 



15. Collection Grove E. Preston. Brighton. Importante. 



16. Collectiou Julien Deby. Celle-ci comprend 1'enumeration suivante d'ex- 

 siccata divers: 



Approx. n. of Slides 



1. General cpllection of selected and named slides by J. Deby and 



other preparers, with alphabetical MS. Catalogue of species . 4,000 



2. General collection of spread slides with.MS. alphabetical list of 

 localities 2,500 



3. Collection of spread slides with elaborate MS. catalogue of con- 



tained species of Diatoms. 500 



4. Van Heurck. — Types du Synopsis with MS. Catalogue of spe- 



cies , . 549 



5. Challenger malerial: a collection of Diatoms both selected and 

 named as well as classed Chronologically according to Challen- 



ger' Stations, with alphabetical MS. catalogue .... 1,200 



6. Delogne. — Diatomees de Belgique, with alphabetical MS. catalo- 



gue of species 100 



7. Eiben. — Diatoms from Ost Fries Islands, with MS. list of con- 



tained species 10 



8. Eulenstein. — Diatomacearum Species Typicae. All published: 



with list of species 100 



9. Kitton F. - Norfolk Diatoms with MS. list of species . . 50 



10. Donkin. — His collection as left at his death, with MS. alphabe- 



tical list 486 



11. Walker-Arnott. — Named slides obtained from the cabinet 



of L. Hardman, with MS. list 100 



12. Walker-Arnott. — Slides prepared from cleaned material, the 

 contents being named by Prof. Walker-Arnott, according to an 

 accompanying MS. list 500 



13. Smith H. L. — Diatomacearum Species Typicse, with MS. list of 

 species 700 



14. Smith Rev. W. — A collection of Types named by himself and 



of spread slides, with alphabetical lists 300 



15. Staunton. — A collection of slides given by him to Mr. L. 

 Hardman, with MS. list of species and localities .... 121 



11,216 



