686 REVIEWS. 
if you have not seen such before. I discovered this beetle in the kidney 
or bush beans a few years ago, and they have been greatly on the increase 
every year since. I might say much on the gloomy prospect before us 
in the cultivation of rad important garden and farm product if the work 
s insect is not cut short by some means or Mons 
Fig. 155. 
wW A 
AM 
els 
, 
A-—-À 
f which: Mr. R. Howell of Tioga Comijn - York, 
have infest ed the newly planted corn in this vicinity. 
e enclosed specimens were taken on the llth in- 
stant. I presume that they have been in every hill 
crm RA 
Pupa of Robber-fy. I found a number last Friday about an inch under 
ound hanging to young stalks with much tenacity. 
When very range every stalk is killed. Some fields two or three 
years ago were wholly destroyed by this insect. The habits of a robber- 
fly (Proctacanthus pides fig. 155, pupa), which burrows in the sand 
of the shores of Plum Island, Mass., are noticed, together with those of 
the large horse fly ( Tabanus oen, fig. 156, pupa), which in its early 
stages lives in garden mould. Among plant ipio insects is noticed 
the white scale bark louse (Aspidiotus bromelie, Pl. 6, fig. 6, magnified ; 
4, young magnified; 4a, end of body still more Maitea It is often 
destroyed by a minute chalchid fly, Coccophagus(?). Bois- 
duval's fern bark louse (Lecanium filicum Pl. 6, fig. 7a, scale 
enlarged seen from above; 7b, the same, seen from be- 
neath, and showing the form of the body surrounded by 
the broad flat edge of the scale; ^ 1c, an antenna, enlarged; 
7d, à leg, enlarged; 7e, end of t Acai oii the flat- 
tened hairs fringing the edge V4 com hot-house 
plants, as also me pud ues bark oos (Lecanium pe 
cerii n. sp. Pl. 6, fig. 5, magnified; 5a, a tenn 
larged). and the p Won coccus (C. a PA c ri 
fig. 3, magnified) ; the plant house aleurodes (A. vaporarium 
of Westwood, Pl. 6 fig. 9, enlarged; 9a, pupa enlarged), 
is more common perhaps than one would suppose. It gone Pupa ot Horse-fly. 
out ptg cap on enc dics and we found it not 
in n strawberry plants on the boa of the State 
iieiea prann si porcis The list of hot-house insects is com- 
pleted by one of the most injurious of all, the minute thrips huie 
hemorrhoidalis), from Europe, Pl. 6, fig. 2, greatly magnifled, which by 
its punctures, causes the surface of the leaf affected to turn red or white, 
while at at times the entire leaf withers. 
