Hymenoptera aculeata collected in Algeria: the Sphegidae, 119 
Q. Pictura mari simillima: sed facie supra clypeum, etiamque 
segmento abdom. ultimo fere usque ad apicem ipsum, nigris. 
Caput antice latius (minus rotundum) quam in peregrino, fere ut in 
kotschyi sec. Hand]. in Monogr. VI, Tab. iii, fig. 2 
4 is é 1 2. Biskra, on Zizyphus lotus, 29. and 30, iv, 95. 
Fe Biskra,:7. and 20:-y, 98; F. D: M. 
STIZUS TRIDENTATUS, Fabr. 
12. De Tarf, on Foeniculum vulgare, 24. vii, 96 
A. E. E. 
1 9. Aine Draham (Tunisie) on Centaurea, “ altitinde 
from about 2700 to 3300 ft.,” 21. vu, 96. A. E. E. 
1 ¢#. Constantine, 15. vi, 98, F. D. M. 
STIZUS MELANOPTERUS, Dhlb. 
1 f. Biskra, on Zizyphus lotus, “ visits also Nitraria tri- 
dentata and Statice pruinosa. Eyes red purple.” 24. v, 
94. A. EK. E. 
1 9. Biskra, on Ammz visnaga. “Eyes brown purple.” 
25. v, 93. A. E. E. 
124,499. Biskra, on Ammi visnaga, 30. iv, 95 and 21. 
We vino, A. th, Ei. 
Pa biskra, 20) y, 98. EB. DM. 
STIZUS CRASSICORNIS, Fabr. 
1 f. Biskra, “near Railway kilom. 198.” 17. v, 94. 
A. EH. E. 
Toe biskre, 14 -v lo vi, 93. . BF. 1. M. 
6 79. Biskra, 20. v—7. vi, 98; Hf. D. M. 
STIZUS KLUGI, Smith 
14,299. Biskra, 20. and 26. v and 3. vi, 98. F. D. M. 
The ¢ has the 2 apical segments and a streak at the 
apex of segm. 5 testaceous; “the ° 2 have only obscure 
indications of that colour on segm. 6. 
STIZUS POECILOPTERUS, Handl. (= fasciatus, Kl. nec 
Fabr.) 
1 gf. Biskra, on Amini visnaga, 22. vi, 97. A. E. E. 
This is a remarkable and interesting capture. As the 
f is unrecorded, and the 2 known only from Ambukob! in 
