62 bulletin: museum of comparative zoology. 



Phormictopus meloderma/ sp. nov. 



Type.— M. C. Z. 85. 9 . West Indies? 



Integument of entire carapace, sternum, chelicerae, palpi, and legs 

 when dry a dense black, when in alcohol showing in parts a faint red- 

 dish tinge. Ventral surface of endites along mesal half reddish or 

 pink. Pubescence brown with a little grey intermixed; the light 

 stripes across ends of joints above very narrow. Bristles of legs and 

 abdomen reddish brown. 



Anterior row of eyes procurved in such degree that a line tangent 

 to anterior edges of the median eyes passes through or a little behind 

 middle of surface of lateral eyes. Anterior median eyes with diameter 

 only four fifths that of the laterals; four fifths their diameter apart 

 and closer to, about three fifths their diameter from, the laterals. 

 Posterior lateral eyes with diameter about four fifths that of the ante- 

 rior ones, separated from the latter by about two thirds their diameter 

 or by radius of anterior eye. Posterior median eyes about equal to 

 the laterals; nearer to lateral eye than to anterior median eye of same 

 side. 



Sternum longer than wide in ratio 12.2 : 10.8; but weakly convex. 



Stridulating bristles on coxa I long, plumose, somewhat clavate, 

 in type 5 in number. Stridulating bristles on coxa of palpus of the 

 same form, 6 or 7 in number. 



No plumose hairs on anterior surface of femur I. 



Metatarsus of legs I and II scopulate to base or very nearly so; 

 metatarsus III scopulate three fourths the length toward base; and 

 metatarsus IV scopulate for only about one fifth of length at distal 

 end. 



Female (type). — Length, 60 mm. 



Cephalothorax: length, 27 mm.; width, 24.2 mm.; width at level 

 of eyes, 16.5 mm. 



fem- tib. +pat. met. tar. total 



Leg I 20 mm. 26.2 mm. 13.6 mm. 8.6mm. 68.4 mm. 



Leg II 19 24 13.2 9 65.2 



Leg III 17 21.5 15.2 9.2 62.9 



Leg IV 20 25.3 21 10 76.3 



1 niXat, black, dusky, Sipua, skin, integument. 



