An update on the spider genus Loxosceles (Araneae: Sicariidae) in the Afrotropical region, with description of seven new species
Author
Lotz, L. N.
text
Zootaxa
2017
2017-11-02
4341
4
475
494
journal article
31653
10.11646/zootaxa.4341.4.2
7cf1fed4-397f-4cdc-8720-5fdf220ebf63
1175-5326
1040541
723F3227-A214-43F8-B598-CD7DFDB8B48B
Loxosceles smithi
Simon, 1897
(
FIGS. 15
,
34
)
Loxosceles smithii
Simon, 1897
: 386
.
Loxosceles smithi
—
Lotz, 2012
: 32
.
Specimens
studied.
ETHIOpIA
:
♂
LEcTOTYpE
fROM SHEIkH HUSEIN [SHEk
HUSEN
], GALLARUM REGION [
07°45’N
,
40°42’E
], (
BMNH
)
;
KENYA
:
1♀
, 49.6KM SOUTHWEST OF NAIROBI, [CA.
01°37’S
,
36°24’E
,
20.XI.1969
,
IRWIN
&
ROSS LEG
. (
CAS
);
1♂
,
COAST PROVINCE
,
TIWI BEACHES
, CA. 17KM
SOUTH
OF
MOMBASA
,
04°14’S
,
39°36’E
,
24–26.VI.1999
, W.J. PULAWSKI &
J.S.
SCHWEIKERT LEG
. (
CAS
);
1♀
AND 1
IMM
.,
TEITA PROVINCE
, 17.6KM
SOUTH
OF MAKTAU, [CA.
03°32’S
,
38°09’E
],
2.XI.1957
,
E.S.
ROSS
& R
.E. LEECH LEG. (CAS);
MALAWI
:
1♀
, 17.7KM
NORTH
OF
EKWEDENI
, [CA.
11°12’S
,
33°53’E
],
20.VII.1972
,
E.S.
ROSS LEG
. (CAS);
TANzANIA
:
1♀
, 20.8KM
WEST
OF
NGARE NANYUKI
,
03°08’S
,
36°42’E
,
10.I.1970
,
IRWIN
&
ROSS LEG
. (CAS);
1♂
,
TANGA
,
EAST
OF
USAMBARA MOUNTAINS
,
AMANI FOREST
,
05°06’S
,
38°38’E
,
27.X–9.XI.1995
, C.E. GRISWOLd, N. ScHARff &
D. UbIck
LEG
. (CAS).
FIGURES 40.
Loxosceles
species distribution map:
L. griffinae
s
p. nov.;
L. haddadi
s
p. nov.;
L. irishi
s
p. nov.;
L. makapanensis
s
p. nov. and
L. maraisi
s
p. nov..
Diagnosis.
FEMALE dIffERS fROM OTHER SpEcIES IN THE SHORT, ANTERIOR pROcEEdING cOpULATORY TUbES, WHIcH ARE SLIGHTLY SEpARATEd fROM EAcH OTHER AT THE bASE (
FIG. 34
). MALE pALpAL cYMbIUM ANd TIbIA SHORT, MOST SIMILAR TO
L. bergeri
(
FIG. 1
), dIffERING fROM
L. bergeri
IN THE pALp fEMUR LENGTH bEING SHORTER THAN THE pATELLA+TIbIA LENGTH ANd THE THINNER EMbOLUS (
FIG. 15
).
Description.
Female
: (N = 4): TL = 7.5 (7.3–7.7); CL = 3.05 (2.7–3.4); CW = 2.63 (2.4–2.9); CLL = 0.38 (0.30–0.40). AME-LE 0.10; LARGEST EYE dIAMETER 0.2. CARApAcE YELLOW-bROWN, dARkER pARS cEpHALIcA ANd ALONG THE EdGES; STERNUM LIGHT YELLOW-bROWN; LEGS bROWN; pALpS MOSTLY LIGHT bROWN, WITH dARkER bROWN TARSUS. AbdOMEN LIGHT YELLOW WITH bROWN MARkINGS ALONG THE SIdES ANd
dOWN
THE cENTERLINE. INTERNAL GENITALIA WITH TWO, SHORT, ANTERIOR pROcEEdING cOpULATORY TUbES ON EAcH SIdE, WHIcH ARE SLIGHTLY SEpARATEd fROM EAcH OTHER AT THE bASE, ENdING IN SMALL SpERMATHEcAE, SLIGHTLY LARGER IN dIAMETER THAN THE TUbES (
FIG. 34
). LEG fORMULA II:I:IV:III. LEG MEASUREMENTS: I: fEMUR 5.9, pATELLA 1.1, TIbIA 6.5, METATARSUS 6.6, TARSUS 1.2, TOTAL 21.3; II: 5.9, 1.1, 6.4, 6.8, 1.2, 21.4; III: 4.7, 1.0, 5.0, 6.2, 1.1, 18.0; IV: 5.6, 1.0, 5.7, 7.5, 1.2, 21.0. PALp: fEMUR 1.0, pATELLA 0.4, TIbIA 0.6, cYMbIUM?, TOTAL?.
Male
: (BMNH 511): TL = 6.0; CL = 2.7; CW = 2.3; CLL = 0.4. AME-LE 0.10; LARGEST EYE dIAMETER 0.15. COLOUR ANd MARkINGS AS IN fEMALE. PALpAL cYMbIUM ANd TIbIA SHORT, fEMUR LENGTH SHORTER THAN pATELLA+TIbIA LENGTH; bULb LARGE ANd EMbOLUS THIN ANd cURvEd, AbOUT AS LONG AS bULb WIdTH (
FIG. 15
). LEG fORMULA II:I:IV:III. LEG MEASUREMENTS: I: fEMUR 7.0, pATELLA 1.1, TIbIA 8.5, METATARSUS 8.4, TARSUS 1.6, TOTAL 26.6; II: 7.0, 1.0, 8.6, 8.6, 1.6, 26.8; III: 6.1, 1.0, 6.3, 6.7, 1.3, 21.4; IV: 7.0, 1.0, 7.5, 9.0, 1.6, 26.1. PALp: fEMUR 0.8, pATELLA 0.5, TIbIA 0.55, cYMbIUM 0.7, TOTAL 2.55.
Natural History.
COLLEcTEd fROM SAvANNA ANd FOREST. THE ONLY OTHER dATA AvAILAbLE IS THAT ONE SpEcIMEN WAS cOLLEcTEd fROM THE ROOTS Of A LARGE TREE.
Distribution.
EASTERN
AfRIcA, fROM
ETHIOpIA
TO
MALAWI
(
FIG. 41
).