Entomology 3rd edition - C Gillott - Chapter 11 pptx
Entomology 3rd edition - C.Gillott - Chapter 11 pptx
... gland cells again exhibit cyclical activity associated with new cuticle production, an
d
i
t has been
p
ro
p
osed that the
y
secrete the cement la
y
er of e
p
icuticle.
T
h
e cut
i
c
l
e, w
hi
c
hi
sma
i
n
ly ... e
pi
cut
i
c
l
ean
db
uc
ki
n
g
o
f
cut
i
cu
li
nenve
l
o
p
e. (F) Be
gi
nn
i
n
g
o
fp
rocut
i
c
l
e secret
i
on. (G) Cut
i
c
l
e
i
mme
di
ate
ly
after ecdysis. (H) Cuticle...
Entomology 3rd edition - C.Gillott - Chapter 1 pptx
... t
h
e
b
as
i
so
f
X-ray stu
di
es o
f
pyr
i
t
i
ze
d
tr
il
o
bi
te spec
i
mens, w
hi
c
h
s
h
ow
that trilobites possess a combination of chelicerate and crustacean characteristics, Cisne
(
1974) concluded ... prominent in
discussions of arthropod evolution. Althou
g
h covered b
y
a thin arthropodlike cuticle (com
-
prising procuticle and epicuticle, but no outer wax layer—see Chapter...
Entomology 3rd edition - C.Gillott - Chapter 15 pptx
... o
f
car
b
on
di
ox
id
e
i
n water, com-
prises three phases (Fi
g
ure 1
5
.6): constricted- or closed-spiracle phase, flutterin
g
-spiracl
e
p
hase, and o
p
en-s
p
iracle
p
hase. In the constricted-s
p
iracle
p
hase ... compr
i
se cut
i
cu
l
ar components, ep
id
erm
i
s,
and basal lamina (Fi
g
ure 1
5
.2). Ad
j
acent to the spiracle, the tracheal cuticle includes, the
c
uticulin envelope, ep...
Entomology 3rd edition - C.Gillott - Chapter 23 pptx
... permission of Agricultural Sciences Publications, Universit
y
of
Ca
lif
orn
i
a; an
d
P. DeBac
h
, D. Rosen, an
d
C. E. Kennet, 1971, B
i
o
l
o
gi
ca
l
contro
l
o
f
cocc
id
s
by i
ntro
d
uce
d
n
atural ... Biochemical interaction between
p
lants and insects
,
Recent Ad
v
.
P
h
y
tochem
.
1
0
:425 pp
.
6
9
7
THE BI
O
TI
C
ENVIRONMEN
T
accumulated b
y
cucumber beetles. In Lepidoptera the che...
Entomology 3rd edition - C.Gillott - Chapter 2 ppt
... sta
g
e
i
nw
hi
c
h
t
h
e
insect can pass throu
g
h adverse climatic conditions, especiall
y
freezin
g
temperatures.
4. The Success of Insect
s
The de
g
ree of success achieved b
y
a
g
roup of or
g
anisms can be measured ... As success measured as the number of different
species is a direct result of evolution, the environmental chan
g
es that must be considere
d
are the long-term climatic...
Entomology 3rd edition - C.Gillott - Chapter 3 pps
... Research Council of Canada and the author. B, from R. E. Snod
g
rass,
P
rinciples o
f
I
nsect Morpholo
gy.
Copyright 1935 by McGraw-Hill, Inc. Used with permission of McGraw-Hill Book Company.
]
(
see ... (B) cross
-
section of the proboscis. [From R. E. Snodgrass,
P
rinciples o
f
Insect Morphology
.
Copyright 1935 by McGraw-Hill,
I
nc. Use
d
w
i
t
h
perm
i
ss
i
on o
f
McGraw-H
ill
Boo
k...
Entomology 3rd edition - C.Gillott - Chapter 4 docx
... most s
p
ecies are described on the basis of their structure, es
p
e-
ciall
y
external characters. However, on occasion such “morphospecies” are not equiva-
l
ent to
bi
o
l
og
i
ca
l
spec
i
es (repro
d
uct
i
ve
l
y
i
so
l
ate
d
popu
l
at
i
ons); ... ke
y
. Pictorial ke
y
s, which can be valuable to both specialists an
d
n
on-specialists, include not only printed material but also user-friendl...
Entomology 3rd edition - C.Gillott - Chapter 5 ppsx
... aquatic. Occasionally, species form large aggregations on the surfac
e
o
f snow, though the significance of this is not clear. Most Collembola cannot tolerate
d
esiccation, and those that colonize ... intrinsic gut cellulase. Only rarely are they predaceous. Thoug
h
af
ew
f
f
s
pecies are occasionally of economic importance because of the damage they cause
to
p
lants, overall Collembola ma
y
b...
Entomology 3rd edition - C.Gillott - Chapter 6 pdf
... a
ll
ow
i
n
g
ot
h
er
c
onspeci c males to occup
y
the space. Should a receptive female conspeci c enter the
territor
y
and be reco
g
nized b
y
the male (probabl
y
usin
g
visual cues), he will attempt ... t
h
e
j
uven
il
eort
h
ea
d
u
l
t
f
orm
.
T
he scheme used here is based on McCaffert
y
(1991), Wan
g
and McCaffert
y
(1995),
Bae and McCaffert
y
(1995), and McCaffert
y
(personal commun...
Entomology 3rd edition - C.Gillott - Chapter 7 pps
... spec
i
es may occas
i
ona
ll
y
b
ecome assoc
i
ate
d
w
i
t
hh
umans,
f
or examp
l
e
,
Py
cnosce
l
is surinamensis
(
t
h
e Sur
i
nam coc
k
-
roach
),
Leuco
p
haea madera
e
(
the Madeira cockroach
)
,an
d
N
au
p
hoeta ... cockroaches,
S
mithson.
M
isc.Co
ll
ect
.
134
(10)
:
14
7 pp.
R
oth
,
L. M.
,
and Willis
,
E. R.
,
19
6
0
,
The biotic associations of cockroaches
,
S
mit
h
son. Misc.
C...
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