MARINE MITES. 



209 



CASE into four symmetrically arranged areolae; two lateral, one anterior 

 XIII. , ^ . 



and one posterior. 



Halacariis falcatus. Length i -28111 of an inch. Claw ot ditto 

 Copied from Brady's figures. 



Mandibles of ditto. 



Dredged off the East and South Coast of England, at from ten to 

 thirty fathoms' depth. 



No. 3. Halacarus sculptus (Pachygnathus sculptus Brady). — 3. Magnified sketch 

 of ditto, copied from Mr. Brady's figure. 



Halacarus sculptus, upper .side. Length i"45th 

 of an inch. Copied from Brady's fissures. 



Ditto, side view. 



Colour, reddish brown. Palpi consisting each of a short, slightly 

 cur^'ed stem, which is furnished with two small setae and a wart- 



o 



