Loxosceles smithi Simon, 1897,

Lotz, L. N., 2017, An update on the spider genus Loxosceles (Araneae: Sicariidae) in the Afrotropical region, with description of seven new species, Zootaxa 4341 (4), pp. 475-494: 489-491

publication ID

https://doi.org/10.11646/zootaxa.4341.4.2

publication LSID

lsid:zoobank.org:pub:723F3227-A214-43F8-B598-CD7DFDB8B48B

persistent identifier

http://treatment.plazi.org/id/03FB8670-D54C-675E-FF48-F99C51D2FF5E

treatment provided by

Plazi

scientific name

Loxosceles smithi Simon, 1897
status

 

Loxosceles smithi Simon, 1897 

( FIGS. 15View FIGURES 1 – 18, 34View FIGURES 19 – 37)

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)GoogleMaps  ; 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 & RGoogleMaps  .E. LEECH LEG. (CAS); MALAWI: 1♀, 17.7KM NORTH OF EKWEDENI, [CA. 11°12’S, 33°53’E], 20.VII.1972, E.S. ROSS LEGGoogleMaps  . (CAS); TANzANIA: 1♀, 20.8KM WEST OF NGARE NANYUKI, 03°08’S, 36°42’E, 10.I.1970, IRWIN & ROSS LEGGoogleMaps  . (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 LEGGoogleMaps  . (CAS).

Diagnosis. FEMALE dIffERS fROM OTHER SpEcIES IN THE SHORT, ANTERIOR pROcEEdING cOpULATORY TUbES, WHIcH ARE SLIGHTLY SEpARATEd fROM EAcH OTHER AT THE bASE ( FIG. 34View FIGURES 19 – 37). MALE pALpAL cYMbIUM ANd TIbIA SHORT, MOST SIMILAR TO L. bergeri  ( FIG. 1View FIGURES 1 – 18), dIffERING fROM L. bergeri  IN THE pALp fEMUR LENGTH bEING SHORTER THAN THE pATELLA+TIbIA LENGTH ANd THE THINNER EMbOLUS ( FIG. 15View FIGURES 1 – 18).

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. 34View FIGURES 19 – 37). 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. 15View FIGURES 1 – 18). 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. 41View FIGURES 41).

CAS

California Academy of Sciences

IMM

Inner Mongolian Museum

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Sicariidae

Genus

Loxosceles

Loc

Loxosceles smithi Simon, 1897

Lotz, L. N. 2017
2017
Loc

Loxosceles smithii

Lotz 2012: 32
Simon 1897: 386
2012