1 |
Petiole
high and squamiform; mandible with six or more teeth, maxillary palp
with segments 3 & 4 very long, laterally with a fringe of long
hairs; whole of body or at least alitrunk covered with golden or
silvery pubescence; gaster also with golden pubescence |
bombycinus-group
- 2 |
-- |
Petiole
nodiform domed to narrow conical |
3 |
. |
bombycinus-group |
. |
2 |
Dimorphic, soldier TL
15 mm, minors TL 5.5-8.0 mm, soldier
with falciform mandibles, with a cleft posterior to the apical tooth;
erect hairs on maxillary palp segment 3 at least as long as half the
segment; gaster brown (separation according to Kugler, 1981) |
Libya east to
Egypt - bombycinus |
minor |
![{short description of image}](../cataglyphis_bombycinus/cataglyphis_bombycinus_minor_forkey.jpg) |
|
-- |
Workers
only with variable size but no major known; erect hairs on maxillary
palp
segment 3 between one-third and half as long as the segment; gaster
never more than light brown |
southern Israel & northern
Sinai - sabulosus |
-- |
TL 3.5-4.5 mm; mandible with
five teeth, sometimes with extra denticles; if falcate then denticles
always indicated; gaster with sparse pubescence; body chestnut-brown or
yellow, borders of gaster brownish, shining - the pallidus type
location is Turkestan and the single Egypt record seems more
likely to be sabulosus or the minor of bombycinus. |
pallidus-group
- pallidus |
-- |
Workers
only with variable size but no known soldier; propodeum with domed
prfile; gaster dark brown under whitish pubescence |
southern Israel & northern
Sinai - sinaiticus |
. |
Petiole
nodiform |
. |
3 |
Gaster not raised in
locomotion; large eyes (EI, eye
length x 100/head wdth > 35); petiole with narrow profile - no Egypt
records, included for comparison; TL to 8 mm |
altisquamis-group
- mauritanicus complex - mauritanicus |
-- |
Gaster raised in locomotion; smaller eyes (EI
< 35) |
4 |
4 |
![{Cataglyphis albicans petioles}](../cataglyphis_albicans/cataglyphis_albicans_petiolesforkey.jpg) Petiole with anterior face and dorsum meeting at an angle;
TL rarely reaches 9 mm |
albicans-group
- 5 |
-- |
Petiole
wholly domed; TL of majors more than 9 mm |
bicolor-group - 10 |
. |
albicans-group,
albicans complex and lividus complex |
. |
5 |
Gaster at least black;
remainder red or black |
albicans complex
- albicans, ruber, minimus - 6 |
-- |
Unicolourous, wholly yellow |
lividus complex -
lividus, argentatus - 9 |
6 |
Bicoloured, with head and
alitrunk either red-orange, or yellowish-orange, with the gaster black |
7 |
-- |
Entirely black and shiny |
8 |
7 |
TL
4.8-7.0 mm; head finely sculptured, shagreened, so that only wekly
shiny; head in full face view with smoothly convex occiput;
clypeus with evenly arcuate anterior margin, and a median carina;
petiole profile narrowly domed; head, alitrunk and petiole red to
orange red, gaster black; without silky pubescence; gaster shagreened,
shiny; mandibles longer and more strongly crossed; generally more
slender; very active and aggressive |
ruber |
-- |
TL (monomorphic, or minor only known) 5.5-6 mm; head
smooth and shiny; head in
full face view with weakly convex convex occiput; petiole profile
angular; gaster shiny black |
franchettii-
new status |
8 |
TL 3.75-8.0 mm;
uniform shiny black (? piceous-brown) - HW of largest worker > 2 mm,
scape shorter than HW; petiole node with flat slope height to length
4.5 : 4; head sculptured
Egypt specimens with a major apparently with a much lighter head than
the type description
|
. |
. |
Minor |
albicans |
-- |
TL 10.79 mm, HL 3.32, HW
2.73,
SL 3.56, SI 130.4; clypeus without a carina; hind femur near = to
alitrunk
length |
agostii |
9 |
Unicolourous,
wholly yellow rust, gaster clear yellow;
head sculptured matt or submatt |
lividus |
-- |
TL 5 mm; pale rufous or ferruginous, with the
upper surface of the head, pedicel, femora and gaster densely covered
with short, decumbent whitish hairs, silky, with a silvery reflection;
head large; antennae inserted at the border of the clypeus; which is
triangular with a median carina; the mandibles strong, flattened with
five teeth; ocelli feebly indicated; propodeum weakly narrowed and
dorsally concave; petiole scale narrow and rounded; legs strong; gaster
rounded almost spherical. |
argentatus |
. |
bicolor-group |
. |
¤ |
Queen only known |
bicoloripes |
10 |
Petiole distinctly longer than
wide |
11 |
-- |
Petiole relatively short |
14 |
11 |
TL 7.0-9.5 mm; overall
smaller and most of head and body
somewhat shinier, with reduced sculpturation; gaster by contrast is
less shiny than bicolor with a heavier sculpture that matches
the rest of the body; not known from Egypt |
abyssinicus
complex - abyssinicus |
-- |
Relatively low profile
to the petiole, lower than long;
unicolorous, very dark red to black |
niger complex - holgerseni,
niger and savignyi - 12 |
. |
niger
complex |
. |
11 |
Propodeum high, relatively
massive with dorsum and
declivity junction a rounded right angle; no TL given; apparently with
a somewhat purplish tinge |
holgerseni |
-- |
Propodeum dorsum and declivity junction smoothly
rounded |
13 |
13 |
Entirely
black with the gaster matt as with the rest of the body, TL between 5.0
and 12 mm; mandibles with pronounced striations |
niger |
-- |
Bicoloured,
head and alitrunk dark rust, gaster very dark red, rather than black;
coxae, trochanters, femora and tibiae black; matt; TL 8.5 mm |
savignyi |
. |
Petiole
relatively short |
. |
14 |
Petiole node with angular
summit |
15 |
-- |
Petiole node smoothly domed |
17 |
15 |
Petiole
high and angular; TL 9-13 mm; head noticeably longer than wide; clypeus
with a straight median anterior margin and no carina; head &
alitrunk dull orange; gaster opaque, black; yellow erect hairs on the
occiput and white pubescence on the hind tibiae; probably not
present in Egypt |
viaticus-group
- viaticus |
-- |
Petiole a low node with an relatively narrow summit and a
straight anterior face |
setipes complex - 16 |
16 |
Red
a little darker than the type bicolor (although less so than desertorum),
appendages as the body; gaster matt black; occipitum, lower head and
gaster and legs somewhat shiny; sides of thorax and femora pubescent;
lower head, thorax and gaster pilous; upper body glabrous - not
known from Egypt but possible in southern Egypt/Sahel area? |
congolensis |
-- |
Quite
brightly coloured species with the somber red head and alitrunk
contrasting with the brilliant unsculptured dark gaster; workers with
short funiculus segments (as in diehlii) and a high short
petiole node |
laevior
- new complex allocation |
-- |
TL 6-9 mm; clypeus distinctly
carinate; long hind legs
(hind femur 1.72 x alitrunk length); head and body relatively dark
red-brown, gaster black |
for
comparison (from Tunisia) - fortis |
. |
Petiole
relatively short and smoothly domed |
. |
17 |
Petiole node a forward titled dome; generally dark, with
gaster black or nearly
|
diehlii
complex - adenensis, diehlii and isis - 18 |
-- |
Petiole node not angled forward |
19 |
. |
diehlii
complex |
. |
18 |
Gaster dark contrasting with red head; HL approx = HW;
petiole dorsum mildly flattened; petiole squamiform |
adenensis |
-- |
Head and alitrunk finely sculptured and somewhat opaque,
gaster
smooth and shiny; weakly
polymorphic, TL range 5.0-9.2 mm; majors with relatively small heads
(cf viaticus & bicolor); propodeum amd petiole
scale with greyish pubescence; entirely black except sometimes majors
with slightly red heads. |
diehlii |
-- |
Gaster mildly sculptured and
dull; scape with occasional erect hairs; body evenly dark, mandibles
reddish; differs from diehlii in having a strongly pubescent
alitrunk and occasional erect hairs on the scapes. TL not exceeding 9.5
mm. |
isis |
. |
Petiole
node not angled forward |
. |
19 |
Petiole
node lowest dome of group, relatively square; TL 5.0-12.7 mm; fine
close short pubescence on the tibiae and tarsi; no erect hairs on the
scapes; colour always clear red, darker on the largest workers, gaster
black; the sole identification from Egypt seems likely to have been
wrong (specimens here from Iran)
|
nodus
complex - nodus |
-- |
Bicoloured workers which have appressed white to yellow
pubescence on the hind tibiae; petiole as high as long. |
bicolor complex - bicolor
and desertorum - |
. |
bicolor
complex |
. |
20 |
Type (Santschi, 1929b)
pronotum with very weak pubescence, quite abundant on sides of
propodeum and legs; major worker with legs red as with the body,
brownish in smaller workers; (Wehner et al, 1994) black erect hairs on
the occiput and black pubescence on the hind tibiae |
bicolor |
-- |
More robust with
relatively short legs; petiole perhaps a little higher; propodeum not
domed in profile; matt except for occipitum; very dark red, scape
darker than rest of head, appendages brown red; tarsi with dense black
setae and coarse black pubescence (decumbent setae) |
desertorum
new status |