90 NOVJTATES ZOOLOGICAE XXIV. 1917. 



22. Colias electo croceus (Geoff.). 



Papilio croceus Geoffioy Fourcroy's Eniom. Par. vol. ii. p. 250 (1785) (Paris). 



Although this iasect was .seen by us practically everywhere we went, it 

 was never very abundant. 



8 Mazagan, Morocco, April— July 1900-19(12, W. Riggenbach. 



2 Truchan, Morocco, May 1904, W. Riggenbach. 



3 Tamarouth, Morocco, June 1904, W. Riggenbach. 



7 Ouled Farsh, Morocco, June 1901, W. Riggenbach. 

 1 Fenson, Morocco, May 1903, W. Riggenbach. 



1 Cap Blanco, Morocco, May 1902, W. Riggenbach. x 



11 Mogador, Morocco, Staudinger. 



2 Zoudj-el-Beghal, Morocco, July 1914, Faroult. 



4 Ain Sefra, May— July 1913-1915, W. R. and E. H. and Faroult.x 



1 Djebel Mekter, Ain Sefra, May 1913, E. H. and C. H. 



8 Masser JMines, May 1914, Faroult.x 



2 Tlemcen, April 1913, W. R. and E. H.x 



3 Saida, May 1913, W. R. and E. H. 



3 Tifrit, near Saida, May 1913, W. R. and E. H.x 



12 Titen Yaya, May 1915, Rotrou. 



2 Ras Cliergui, May 1915, Faroult. 



3 Oran, April 1913, W. R. and E. H.x 



15 Envhons d'Alger, March— June 1908-1912, W. R., E. H., and K. J., 

 Dr. Nissen and Captain Holl.x 



1 Yakouren, Kabylie, June 1906, Dr. Nissen. 



2 Taourirt-Ighil, Kabylie, June 1906, Dr. Nissen. 



4 Leila Ki'edidja, Kabylie, July 1907, Dr. Nissen. 

 2 Pic Abd-el-Kader, July 1905, Dr. Nissen. x 



7 Blida les Glaciert;-, June 1908, W. R. and K. J.x 

 25 Hainmam R'ihra. April— May 1908-1913, W. R., E. H., and K. J., and 

 August — September 1916, Farouh.x 



18 Guelt-es-Stel, AprU 1912-1913, W. R. and K. J., Faroult.x 



1 Foiet de Djelfa, June 1913, Faroult.x 

 4 Djelfa. June 1913, Faroult.x 



2 Laghouat, April 1911, W. R. and E. H. 

 1 Bou Saada, May 1911, Faroult. 



6 Ouargla, June 1914, Geyr von Schweppenburg.x 

 1 Oued Mya, April 1912, E. H. and C. H. 



1 Bled-et-Amar, March 1912, E. H. and C. H. 



2 Touggourt, February 1912, E. H. and C. H. 



2 Bordj Chegga, Fibruary 1912, E. H. and C. H. 

 20 Biskra, March 1908-1914, W. R. and E. H. 



2 El Outaya, March— August 1910-1911, Faroult. 

 23 El Kantara, March— June 1909-1911, W. R. and E. H., Faroult, and 

 Cheli Brahim.x 



4 Khenchela, May 1912, W. R. and K. J. 

 14 Environs de Batna, April 1908-1914, W. R., E. H., and Nelva. 



2 Oued Hamidou, June 1912, Faroult. 



