264 



MRS JANE LONGSTAFF ON NON-MARINE 



List o£ Localities with their distances from Khartum 

 and their latitude N. 



Miles bj^ river 



fi'om Latitude 



Khartum. North. 



12 Kerreri 15= 47' 



Khartum 15° 37' 



14 Soba (Blue Nile) 15° 32' 



125 Ad-Duwem 14° 0' 



213 Sennaar (Blue Nile) .... 13° 25' 



Abba Island 13° 22' 



Tawila 13° 16' 



192 Kosti .13° 10' 



Hillet Abbas 13° 7' 



209 Masran Island 12° 45' 



238 GebelEn 12° 37' 



Eenk 11° 45' 



353 Gebel Ahmad Aglia 11° 0' 



Maslira Zai-afa 10° 50' 



404 Kaka 10° 40' 



413 Melut 10° 27' 



459 Kodok (Fasboda) 9° 54' 



511 Lul O'' 47' 



Miles by river 



from Latitude 



Khartiim. North. 



Waw 9° 40' 



518 Taufikiya 9° 25' 



Duleb (R. Sobat) 9° 22' 



612 Lake No 9° 30' 



Bahr el-Zarafa . . 9° 25'-7° 0' 



751 Hillet al-Nuwer 8° 13' 



865 Lake Sbambe 7° 0' 



916 Kanisa 6° 50' 



Malek 6° 7' 



Sheik Tombe 5^ 43' 



1072 Kiro 5° 22' 



1086 Mongalla 5° 12' 



Lado Wooding Station . . 5° 8' 



1107 Lado 5° 2' 



1116 Gondokoro 4° 54' 



Eejaf Wooding Station. . 4° 50' 



1128 Rejaf 4° 45' 



Bibliography. 



BoETTGEB, C. R., and Haas, F., 1913.— On a collection of Land and Freshwater Shells 



from the Upper Nile Region. Proc. Malac. Soc. Lond. vol. x. pt. vi. pp. 355-361. 

 CoCKERELL, T. D. A., 1910.— An ai^parently new Slug from the River Nile. * Nautilus,' 



Boston, Mass., vol. xxiii. 

 OONOLLY, M., 1912.— Revised Reference List of South African Non-Marine Mollusca. 



Ann. S. Afric. Mus. vol. xi. pt. iii. 

 Germain, L., 1906.— Contribution a la Faime Malacologique de I'Afrique i^quatoriale. 



Lac Tchad. 

 1906.— Contribution Faime Malacologiqvie de TAfrique Equatoriale. Victoria 



Nyauza. 

 1906._Sur quelques Corbicules de I'Afrique Equatoriale. Bull. Mus. Hist. Nat. 



Paris. 



1907.— Les Moll. Terr, et Fluv. Afrique Centr. Franc. Mission Chari. Lac Tchad. 



1911.— Etude sur les Mollusques terrestres et fluviatiles recueillis au Cours de la 



Mission de Delimitation du Niger-Tchad. 

 1911.— Contributions a la Faune Malacologique de lAfrique Equatoriale, xxvi. : 



Mollusques nouveaux du Tchad, &c. Bull. Mus. Hist. Nat. Paris. 

 Haas F., 1910.— Neue Najaden. Nachr.-Bl. Deutsch. Malakozool. Ges. vol. xlii. 181-183. 



Frankfurt a.-M. 

 Jousseaujvib, F., 1886.— Coquilles du Haut-Senegal. Bull. Soc. Zool. France, vol. xi. 

 Kobelt, W., 1910.— Die Molluskenausbeute der Erlangerschen Reise in Nordost-Afrika. 



Abhaudl. Senckenbergischen Naturforschenden Ges. vol. xxxi. 



