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Opisthoncus sp. Two spot big jaw northern


A distinctive, medium-sized, Opisthoncus in Far North Queensland The male has very large jaws with large curved teeth and long fangs. Pedipalps long and slender with small palpal organs. Orange hairs circling the anterior median (front middle) eyes. A thin white moustache on the clypeus (face below eyes). The caput (top of the cephalothorax) mid-brown with a black area in the eye quadrangle and a transverse white band in the front part. Strong legs with transparent femurs , leg I especially powerful and darker coloured with some white hairs on the patella and tibia. The female similar but without the huge jaws. ♀ 4.8mm ♂ 6mm

Male from above NQ GJA-5874-m-B


Opisthoncus sp. North Queensland
Photo: Dr Greg Anderson

Male facing NQ GJA-5874-m-A


Opisthoncus sp. North Queensland
Photo: Dr Greg Anderson

Female AUS 2082


Opisthoncus 2spot bigjaw northern
Photo: Iain R. Macaulay

Female diagnostic features


Opisthoncus 2spot bigjaw northern
Photo: Robert Whyte

 

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