-ENTOMOLOGICAL NEWS. 229 
Is. The nearly naked natives suffer badly, and I have 
even a phiegmatic donkey become excited over them. One 
imes sees a horse or mule with the side of its neck almost 
literally covered with the tormentors. They will bite through 
28. 
5 No. 63. Anthia calida Har. (Coleopt.) 
_ The commonest of a group of valiant Carabidae, some of 
_ which are much larger than calida. When disturbed they eject 
a » acid secretion from the end of the abdomen, which, if 
elf in a similar manner, spitting venom several feet. I was 
‘once inclined to doubt the existence of the last named ani- 
, but I finally saw the phenomenon with my own eyes. 
29. 
No. 1156. Aulacaspis sp. (Hemipt. ) 
insect attacking the Grenadilla vine (Passiflora 
ra the “Ocimania” tree (Papaya vulgaris). It was 
r* probably brought here on a tree (Melia azedarach) im- 
vae : ‘ported from Portugal and called by the colonists — 
ia This Aulacaspis is typical of a large group of scale ideects 
_ __ which I have not yet been able to study carefully. 
es ~ 
| No. 22. Diamphidia locusta. (Coleopt.) 
This Chrysomelid beetle is by far the most startling insect 
in the list ; for from its grub is extracted the lethal arrow poison 
of the Bushmen and their neighboring tribes. On the occa- 
sion of my first visit to Africa I had a specimen (larva) brought 
me, but was naturally very skeptical as to the statements ac- 
companying it. The blacks told me that the bite of either the 
imago or the grub was fatal, and that either is used in pre- 
paring the arrow poison. Correspondence with various savants, 
however, has verified the local opinion of the deadly nature 
of the beetle, and I have according described my larva in an- 
other journal.* Various other substances are mixed with the 
*Deutsch Entomolog. Zeitschrift, 1907 p. 17. Piet, Sa, 
