nexo BrnziJ'ian Goiiylcptitlje. 341 



fjroovo, witli two small spines wide apart, elose to eyes. 

 Cepluilotliorax narrow, smooth. Dorsal scutuna with lour 

 transverse grooves, i. and ii. united by a wide median longi- 

 tudinal groove. Fields i. and ii. unarmed, smooth, without 

 granules or tubercles; field iii. only with two median blunt 

 tubercles ; marginal fields with a single row of small 

 tubercles ; field iv. and free dorsal segments unarmed, with 

 a row of granules ; anal dorsal plate unevenly granular ; 

 stigmatic segment smooth. Coxa iv. nearly smooth, with 

 a short, stout, curved a[)ical si)ur at its outer side and with 

 another at its inner side, nearly four times longer, sharp- 

 tipped, nearly as long as the body; trochanter with a 

 median outer spur; femur curved, granular, with an apical 

 spine. 



Underside dark roast-yellow, with a light border around 

 the stigma. Dorsal scutum dark roast-yellow, spotted 

 with chestnut. Legs chestnut and pedipalps dark yellow. 



Hub. S. Paulo. 



Type in the S. Paulo jNluseum. 



Genus Acutisoma, Roewer, 1913. 

 Acutisoma inscriptum, sp. n. 



cT . — 10 mm. 



Anterior margin of cephalothorax smooth. Eye-turret 

 very narrow, with two high spines wide apart. Cephalo- 

 thorax narrow, smooth. Dorsal scutum with four trans- 

 verse grooves, i. and ii. united by two median longi- 

 tudinal grooves. Field i. with two minute median tubercles, 

 smooth ; ii. unarmed and smooth without spines, tubercles, 

 or granules; field iii. smooth, with two high and stout 

 median spines ; field iv. and free dorsal segments i., ii., and 

 iii. with a transverse row of granules, without median spines 

 or tubercles, but with a cone, dij-ected sidewards and back- 

 wards at the posterior lateral corners. Anal dorsal plate 

 smooth. Marginal fields of the dorsal scutum with a row of 

 small granules. Stigmatic segment smooth; coxa iv. smooth; 

 i., ii., and iii. with a row of granules. Femur right. Tarsi 

 i. to {iv. with more than six articles. Pedipalps a little 

 longer than body ; femur with six spines (3 longer and 

 3 shorter) at its underside and with two strong apical spines 

 at its inner side. 



Underside roast-yellow, with a silvery border around the 

 stigmatic openings. Dorsal scutum yellow-violet ; anterior 

 margin of the cephalothorax greenish, with a median silvery 

 bund ; cephalothorax with lateral margins dusky, and with 



