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DISCOVERY REPORTS 



Fig. I. Halarachne rmgellanica, sp.n. 

 Dorsal view of female: x 25. 



Fig. 4. Halarachne magellanica, sp.n. 

 Ventral view of female: x 25. 



Fig. 2. Dorsal shield of female. 



No tritosternum present. Sternal plate (Fig. 4) trapezoid in anterior half triangular, 

 with slightly rounded apex posteriorly. Three pairs of hairs: one pair on shield a httle 

 distance behind anterior margin, the other two pairs situated on the periphery ot the 

 shield one pair at the middle and one pair at a distance approximately its own length 

 from the posterior limit. Genital plate oval, larger than in other species of Halarachne 

 Genital slit practically straight across, showing slight concavity at centre. Chitin ot 



