Published December 31, 2010 | Version v1
Taxonomic treatment Open

Penestomus armatus Lehtinen 1967, new combination

Description

Penestomus armatus (Lehtinen, 1967), new combination

Figs 3D, 19-21

Wajane armata Lehtinen, 1967: 409, figs 470-471.

Type material. Holotype: ♂, Alicedale, Eastern Cape, South Africa [33°16'S, 26°2'E], January 1916, F. Cruden (MHNG).

Diagnosis. Male distinguished from P egazini (Fig. 10 A) by the absence of a keel on the outer margin of the embolus (Fig. 20 A); and from P. montanus (Fig. 14 A) by the lack of a lobe on the anterior margin of the tail of the MA (Fig. 20 A). Male further distinguished by the relatively shallow notch in the retrolateral plate of the MA (Fig. 20 C). Female unknown.

Description. Carapace orange, rugose (Fig. 19 A; setae, if any, lost from holotype). Sternum pale yellow (Fig. 19 B; damaged in holotype specimen). Chelicerae orange, with five promarginal teeth, two retromarginal teeth. Legs brown basally, pale yellow distally. Abdomen light gray dorsally with pair of light dorsolateral patches (Fig. 19 A; setae, if any, lost from holotype).

Male pedipalp: RTA1 with tips long, diverging, inside tip curved ventrally, outside tip with basal suture (Fig. 20 A). Dorsal ridge short, restricted to base of RTA1. RTA2 with apex short, curved dorsally (Fig. 20 C). MA without anterior lobe arising from tail (Fig. 20 A). Embolus without keel along outer margin; bifid distal region formed from small transparent dorsal process and pointed distal tip (Fig. 20 C).

Male macrosetae: Leg I: femur d1, tibia r2-2-2-2-2-1, v1-2 -2, metatarsus r1-3-1, v2-2 -2; leg II: femur d1, tibia r1-1-1, v2-2 -2, metatarsus r1-1-1, v2-2; leg III: femur d1, tibia r1-1-1, v2-2 -2, metatarsus r1-1-1, v2-2; leg IV: femur d1 (tibia, metatarsus, tarsus undetermined).

Holotype male: Total length 4.9, carapace 2.20 long, 1.56 wide, 0.56 high, sternum 1.28 long, 0.69 wide. Leg measurements:

Distribution. Known from Eastern Cape Province, South Africa (Fig. 21).

Notes

Published as part of Miller, Jeremy A., Griswold, Charles E. & Haddad, Charles R., 2010, Taxonomic revision of the spider family Penestomidae (Araneae, Entelegynae), pp. 1-36 in Zootaxa 2534 on pages 31-33

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Linked records

Additional details

Biodiversity

Collection code
MHNG
Family
Penestomidae
Genus
Penestomus
Kingdom
Animalia
Order
Araneae
Phylum
Arthropoda
Scientific name authorship
Lehtinen
Species
armatus
Taxon rank
species
Type status
Holotype
Taxonomic concept label
Penestomus armatus (Lehtinen, 1967) sec. Miller, Griswold & Haddad, 2010