Superfamily Argiopoidea 



Fig. 6ss- CASTIANEIRA CINGULATA 



Fig, 65b. CASTIANEIRA DESCRIPTA 



of hairs, which are easily 

 rubbed off, it is frequently 

 difficult to determine the 

 species by their mark- 

 ings. About a score of 

 species occur in our fauna, 

 of which the following are 

 the more common : 



Castmneira cingulata 

 (C. cin-gu-la'ta). — This 

 species is easily distin- 

 guished by the fact that 

 thefemora of all of the legs 

 are striped with black. 

 The male is about one 

 fourth inch in length; the 

 female, one third. The 

 body is dark brown in 

 colour, with two white 

 transverse bands on the 

 abdomen; one of these 

 is near the middle; and 

 the other is between this 

 and the base of the ab- 

 domen (Fig. 655). 



This very active spi- 

 der lives under stones and 

 leaves on the ground. 



Castianeira descripta 

 (C. des-crip'ta). — The 

 male measures nearly one 

 third inch in length; the 

 female, from one third to 

 two fifths inch. The body 

 is black, with or without 

 red markings on the ab- 

 domen. In well-marked 

 individuals there is a basal 

 spot on the abdomen, one 

 near the middle, and a 



578 



