Symenoptera aculeata collected in Algeria. 521 



to the southward : — the railway terminus and shore of 

 the estuary of the Seybouse. 



Oued Bou Sba (June 6th), and St. Joseph, Beni Salah 

 (altitude 750 feet ; March 28th to 30th), are some miles 

 distant on the Bone-Guelma railway. 



Plants cited. — Cruciferse; Diplotaxis sp., or Brassica 

 (Sinapis) nigra (iv. 6, 30 ; v. 2);Koniga (Alysson) maritima 

 (xii. 31 ; i. 4). Tamariscinete ; Tamarix (vii. 26, 29 ; viii. 

 18 ; ix. 7). Geraniacew ; Erodium sp. — (iv. 9). Legumi- 

 nosze ; Ononis natrix, var. ramosissima (viii. 21) ; 

 Lotus prostratus (iv. 9). Rosacea?; Rubus discolor 

 (iv. 30; viii. 11-13, 17, 21). Lythracese ; Lythrum 

 salicaria (viii. 10). Umbelliferse ; Eryngium tricuspidatum 

 (viii. 6, 17); Ammi majus (viii. 8), visnaga (viii. 10, 18); 

 Daucus gummifer (viii. 8, 17), gracilis (viii. 13). Dipsaceaz; 

 Scabiosa sp. — (viii. 10), rutsefolia (v. 26). Composite; Bellis 

 sylvestris (ii. 17); Aster of horticulture (xi. 10); Inula 

 viscosa (xi. 4), crithmoides (viii. 24 ; xii. 28, 31) ; Senecio 

 sp. — (ix. 10), leucanthemifolius (ii. 17, 26; iii. 4, 11, 23); 

 Carlina racemosa (viii. 13); Atractylis gummifera (viii. 

 17) ; Centaurea sp. — (vii. 31 ; viii. 2) ; Scolymus hispanicus 

 (viii. 10, 22); Chondrilla juncea (viii. 22); Crepis taraxa- 

 cifolia (iv. 20), clausonis (xii. 31). Asclepiadem ; Cynan- 

 chum acutum (viii. 17-20, 23). Gonvolvulacese ; Convol- 

 vulus althaeoides (iv. 30). Boraginem ; Borago officinalis 

 (iii. 16 ; iv. 6) ; Alkanna tinctoria (iii. 4) ; Echium italicum 

 (iii. 16 ; iv. 6 ; Cerinthe aspera (iii. 16, 17, 22 ; iv. 6); [C. 

 oranensis, by the mouth of the Seybouse ; did not appear 

 to be visited by bees.] Labiatse ; Lavandula stcechas (iii. 

 22; v. 9, 11) ; Mentha rotundifolia (viii. 6, 10). Veroenacem; 

 Verbena officinalis (viii. 22). Plumbaginete ; Statice limo- 

 nium (viii. 30; ix. 2). Chenopodiacete ; Salsola kali (viii. 

 19, 23). E'uphorbiaccze ; Euphorbia helioscopia (iii. 16; 

 v. 4), paralias (vii. 31 [1896 and 1897] ; viii. 5, 7, 21, 23 ; 

 ix. 7); Chrozophora tinctoria (viii. 3, 11). Palmes; Cha- 

 mcerops humilis (i. 24). Liliacem; Asphodelus microcarpus 

 (i. 24; ii. 17,26). Juncea? ; Juncus acutus (viii. 21, 25). 



The Route de la Calle from Bone passes the Lac des 

 Oiseaux (altitude 19 feet) near Blandan (vi. 15), Le Tarf 

 (altitude about 90 feet), and Lac Houbiera (altitude under 

 100 feet) in going to La Calle. 



Le Tarf (vi. 16-29 ; vii. 2 and 23-27).— Altitudes not 

 exceeding 130 feet, mostly much lower. Cultures chiefly 

 cereals ; vines on a relatively small scale. The woods on 



