3 



up ; the middle of the beak flat, with flat shelving sides, the shelving 

 part being broader, and forming a slight keel in front. Intermaxillaries 

 flat, gradually tapering. Triangle to the middle of the beak concave on 



the sides, and keeled in the middle behind. Teeth — ? very slender, 



curved, elongate, conical, tapering, acute ; the front very small. 



in. lin. 



Length of skull entire .... 14 6 end of nose injured. 



of beak 8 4 



of teeth-line .... 7 



• of lower jaw .... 12 3 entire. 



Width at orbits 7 



at notch 3 11 



atmiddleof beak. . 2 2 



of intermaxillary 1 . „ 



in middle J 



Width of condyles 3 



Hab. West Coast of America. 



2. Descriptions of apparently new species of Aptera 

 FROM New Zealand. By Adam White, F.L.S. etc. 



Mygale (Cteniza) antipodum. 



Chelicera deeper than long, ochrey-brown, the top at the base 

 somewhat hollowed, smooth ; sides smooth, front and tip with several 

 short hairs. 



Cephalothorax rotundo-ovate, pale ochrey-brown, the sides m front 

 somewhat grooved. Eyes situated on a slight elevation in front of 

 cephalothorax • the two posterior eyes on each side close to each other. 



Legs of a pale brown, but deeper in colour than the cephalothorax. 



Abdomen of the same pale brown as the legs, covered with rather 

 long hairs ; the tail nearly as long as the abdomen, the terminal joint 

 elongate, slender, gradually thinner. 



Hab. New Zealand. 



Mygale (Cteniza) hexops. 



Chelicera deep black, much deeper than long ; above somewhat 

 narrowed ; the top and the greater part of the sides quite smooth ; 

 the front and a narrow line on the sides slightly punctured, each of 

 the punctures supplied with a hair. 



Cephalothorax fulvous yellow, oval, somewhat truncated behind 

 and slightly sinuated ; two small silky whitish spots on the fore-part 

 behind the first row of eyes ; eyes situated on a slight elevation of 

 cephalothorax, which is deep brown ; a narrow brown line extending 

 down the middle of the back, but not reaching the end. 



Legs of a pale brown, sparingly furnished with rather long hairs ; 

 the femoral joints somewhat thickened. 



x4.bdomen black, covered with shortish hairs, which in some lights 

 have a greyish tinge ; the hairs on the under side of the body greyish. 



Tail about half the length of abdomen ; the last joint the longest, 

 and gradually more slender from the base. 



