Lamottella longipes, Rollard & Wesołowska, 2002

Rollard, Christine & Wesołowska, Wanda, 2002, Jumping spiders (Arachnida, Araneae, Salticidae) from the Nimba Mountains in Guinea, Zoosystema 24 (2), pp. 283-307 : 296

Lamottella longipes n. sp.

( Fig. 10 )

TYPE MATERIAL. — Holotype: Mountain Tô , 1600- 1650 m a.s.l., 20.VI.1942,.

ETYMOLOGY. — The specific name is derived from Latin words “longus” and “pes” meaning “long leg”, and indicates the characteristic feature of this species.

DIAGNOSIS. — This species is distinguished by the long first legs and by details of the pedipalp structure; shape of the embolus, small bulbus, very narrow cymbium and long tibia with very short apophysis.

DESCRIPTION

Male. Measurements: carapace 2.8, width 2.2, height 1.6. Abdomen length 2.5, width 2.0. Eye field length 1.4, anterior width 1.9, posterior width 1.8. Leg spination: I Fm d 0-1-1-0, pl and rl 1ap, Pa pl 0-1, Tb pl 1-0-1-0, v 2-2-2-2, Mt pl and rl 0-1, v 2-2; II Fm d 0-1-1-0, pl 2ap, rl 1ap, Pa pl 0-1, Tb pl 1-1-1, v 2-2-2, Mt pl and rl 1-1, v 2-2; III Fm d 1-1, Pt pl and rl 1, Tb pl and rl 1- 1, Mt pl 1ap, rl 1-1, v 1-2ap; IV Fm d 1-1, pl 0-1, Pt pl 1, Tb pl 1-1, v 1-2ap, Mt pl 1-1-0-1ap, rl 1- 1-0-2ap, v 0-1-2ap. General appearance as in Fig. 10A . Carapace rounded, very high, eye field occupies about half its length. Coloration of carapace brown, vicinity of eyes black. Thin prostrate hairs cover carapace, long brown bristles near eyes. Clypeus clothed in white hairs. Chelicerae long brownish, with single big tooth on retromargin and two teeth on promargin ( Fig. 10B ). Maxillae elongated. Sternum rounded. Abdomen oval greyish-russet, with traces of fish-bone shaped lighter pattern. Prostrate short hairs on abdomen. Venter greyish. Spinnerets yellow. Legs long, with very elongated femora. Legs of first pair longest (especially long tibiae). Leg coloration light brown, spines and hairs brown. Protruding short hairs on ventral surfaces of femora I ( Fig. 10A ). Pedipalps long brown, clothed in long dark hairs. Cymbium long and very narrow ( Fig. 10D ). Bulbus rounded, embolus rather long, bent in half of its length ( Fig. 10C, E ). Palpal tibia very long, with single short and wide apophysis ( Fig. 10F ).

Female unknown.

Figures

FIG. 10. — Lamottella longipes n gen., n. sp., holotype; A, general appearance, lateral view; B, chelicerae and sternum; C, palpal organ, ventral view; D, palpal organ, dorsal view; E, palpal organ, ventrolateral view; F, palpal organ, retrolateral view. Scale bars: A, 2 mm; B, 0.1 mm; C-F, 0.3 mm.