An update on the spider genus Loxosceles (Araneae: Sicariidae) in the Afrotropical region, with description of seven new species
Lotz, L. N.
Zootaxa
2017
2017-11-02
4341
4
475
494
6QNGV
Lotz, 2017
Lotz
2017
[151,353,151,177]
Arachnida
Sicariidae
Loxosceles
GBIF
Animalia
Araneae
7
482
Arthropoda
species
irishi
sp. nov.
Types. NAMIbIA: ♀ HOLOTYpEfROM TEMpLE Of DOOMCAvE, 19°30’S, 13°55’E, 14.VII.1995, J. IRISH LEG. ( NMBA7139). PARATYPES. 2♀, SAME DATA AS HOLOTYPE( NMBA 17860); 1♂, KAOKOLAND, ARBORIUM, LOCALITY MAP 1813DC, 14.VIII.1994, E. MARAIS LEG (SMN 43403); 1♂, 3♀ AND 1 IMM, KAOKOLAND, BVWq-GAT, LOCALITY MAP 1913BD, 28.II.1990, E. MARAIS & J. IRISH LEG. (SMN 41839); 1♂, TEMPLE OF DOOM CAVE, 19°30’S, 13°55’E, 17– 18.VIII.1994, E. MARAIS LEG. (SMN 43 404).
Etymology.THE SpEcIES NAME IS A pATRONYM fOR JOHN IRISH, cOLLEcTOR Of THE TYpESpEcIMEN.
Diagnosis.FEMALE SpERMATHEcAE cONSIST Of SMALL ObLONG SAcS ON fOUR LONG cOpULATORY TUbES ON EAcH SIdE; cOpULATORY TUbES pROcEEd ANTERIORLY; dIffER fROM ALL OTHER SpEcIES IN THIS RESpEcT ( FIG. 24). MALE pALpAL TIbIA LONG, cYMbIUM SHORT, MOST SIMILAR TO L. maraisi,( FIG. 8); dIffERING fROM L. maraisiIN THE pALp TIbIA LENGTH/HIGH RATIO bEING MORE THAN 2.5 ANd THE EMbOLUS bEING AbOUT TWIcE AS LONG AS bULb WIdTH ( FIG. 7).
Description. Female: (N = 6): TL = 7.45 (5.5–8.8); CL = 3.12 (2.5–3.4); CW = 2.58 (2.1–3.1); CLL = 0.32 (0.20–0.45). AME-LE 0.15; LARGEST EYE dIAMETER 0.2. CARApAcE YELLOW, SLIGHTLY dARkER pARS cEpHALIcA ANd ALONG THE EdGES; STERNUM LIGHT YELLOW; LEGS YELLOW; pALpS MOSTLY LIGHT YELLOW, WITH dARkER TARSUS. AbdOMEN LIGHT YELLOW. INTERNAL GENITALIA WITH fOUR, LONG, ANTERIORLY pROcEEdING cOpULATORY TUbES ON EAcH SIdE, NExT TO EAcH OTHER AT THE bASE, ENdING IN SMALL SpERMATHEcAE, SLIGHTLY LARGER IN dIAMETER THAN THE TUbES ( FIG. 24). LEG fORMULA II:I:IV:III. LEG MEASUREMENTS: I: fEMUR 5.8, pATELLA 1.3, TIbIA 6.1, METATARSUS 6.0, TARSUS 1.2, TOTAL 20.4; II: 6.8, 1.3, 7.0, 6.3, 1.3, 22.7; III: 5.6, 1.3, 4.9, 5.8, 1.2, 18.8; IV: 6.2, 1.3, 5.8, 7.3, 1.4, 22.0. PALp: fEMUR 1.3, pATELLA 0.5, TIbIA 1.0, cYMbIUM 1.5, TOTAL 4.3. Male: (N = 3): TL = 6.63 (5.5–7.9); CL = 3.13 (2.8–3.8); CW = 2.83 (2.5–3.5); CLL = 0.37 (0.3–0.5). AME-LE 0.1; LARGEST EYE dIAMETER 0.2. COLOUR ANd MARkINGS ASIN fEMALE. PALpAL TIbIA LONG, cYMbIUM SHORT; TIbIA LENGTH/HIGH RATIO MORE THAN 2.5; EMbOLUS AbOUT TWIcE ASLONG ASbULb WIdTH ANd cURvEd, NARROWING fROM bASE TO ApEx ( FIG. 7). LEG fORMULA II:IV:I:III. LEG MEASUREMENTS: I: fEMUR 6.2, pATELLA 1.1, TIbIA 6.9, METATARSUS 7.1, TARSUS 1.3, TOTAL 22.6; II: 7.3, 1.1, 8.4, 8.8, 1.5, 27.1; III: 5.4, 1.1, 5.1, 6.7, 1.2, 19.5; IV: 6.3, 1.1, 6.2, 8.5, 1.5, 23.6. PALp: fEMUR 1.1, pATELLA 0.3, TIbIA 1.0, cYMbIUM 0.45, TOTAL 2.85. Natural History.COLLEcTEd fROM SAvANNA, fROM dARk zONE IN cAvES.
Distribution.NORTHWESTERN NAMIbIA( FIG. 40).
1677458001
1995-07-14
DOOM, IRISH, LEG
Namibia
-19.5
Types.
1271
13.916667
Of
7
482
NMBA7139
2
1
holotype
1677458010
[326,961,294,319]
SAME, DATA, HOLOTYPE
American Samoa
AS
7
482
NMBA 17860
2
2
paratype