NoviTATES ZooLoaicAE XXIV. 1917. 329 



1 larva, Khenchela, Faroult. 



6 larvae, 4 pupae, Puits Baba (1 larva melanic), Faroult. 



10 larvae, Aflou (melanic), Faroult. 



The British Museum has 1 Meridje, C'ercle d'Oudjda, Austaut, ex Leech 

 coll. 



10. Celerio euphorbiae mauretanica (Stdgr.). 



Deilephila mauretanica Staudinger in Staudinger and VVocke's Catal. Lepid. Eur. Fauneng. edit. ii. 

 p. 36. No. 466 (1871) (llauretania, Madagascar). 



We never took this race ourselves, except a single specimen at Khenchela. 



1 Felder coll. 



1 " Mauretania," ex Grum-Grshimailo coll. 

 35 Batna, July 1909-1914, A. Nelva. 

 13 Khenchela, May— June 1911-1912, W. R. and K. J. and Faroult. 



11 Lambessa ex larva, L. Kuhlmann, (larvae collected June 1905, full, 

 fed ; emerged at Frankfort-on-Maine, July — August 1905). 



1 Hammam R'ihra, May 1916, Faroult. 

 3 Ain iJraham, Faroult. 



9 St. Germain, near Tunis, August — September 1915, E. Blanc. 



2 Tunis, April— June 1916, E. Blanc. 



The British Museum has 1 " Algeria," ex Leech coll. 



11. Celerio euphorbiae deserticola (Bartel). 



Deilephila mauretanica ab. deserticola Bartel in Ruhl, Palaeark. Orossachm. vol. iL p. 79 (1899) (loo. 

 typ. reatr. Biskra, W. R.). 



This pale desert form replaces e. mauretanica south of the Atlas, and runs 

 up into the "Hauts Plateaux" in the provinces of Alger and Oran. We 

 have taken it in most parts of its range which we have visited. Hartert saw 

 many larvae in May 1912 north of El-Golea. 



3 " Mauretania," Grum-Grshimailo coll. 



9 Aiin Sefra, May— July 1913-1915, W. R. and E. H. and Faroult. 

 22 Guelt-es-Stel, ex larva 1913, Faroult. 



3 Bou Saada, May 1911. 



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



1 Ghardaia, April 1911, W. R. and E. H. 



1 <J north of El-Golea, April 21, 1912, E. H. and C. H. 



1 Oued Nga, April 1914, E. H. and C. H. 

 39 Biskra, March— May 1885 and 1908-1914, L. Bleuse and W. R. and 

 E. H. (July ex larvae, W. R. and E. H.). 

 16 larvae, Biskra (2 W. R.). 



1 larva, Guelt-es-Stel, Faroult. 



1 larva, Ain Sefra, W. R. and E. H. 



The British Museum has 6 specimens : 4 Algeria ex Leech coll. ; 2 imagines 

 and 2 larvae, Hammam-es-Salahin, Biskra, April 1904, Lord Walsingham (the 

 two imagines are darker and less sandy than the greater number of e. deserticola, 

 approaching more e. mauretanica). 



