﻿new 
  and 
  old 
  Buthida?. 
  345 
  

  

  and 
  shagreened, 
  the 
  second 
  almost 
  flat 
  above, 
  only 
  very 
  

   slightly 
  depressed 
  posteriorly, 
  less 
  shagreened 
  than 
  the 
  first 
  

   and 
  more 
  granular, 
  bluntly 
  keeled, 
  the 
  granules 
  forming 
  two 
  

   parallel 
  series 
  at 
  the 
  sides 
  of 
  the 
  upper 
  surface 
  ; 
  the 
  third, 
  

   fourth, 
  and 
  fifth 
  conspicuously 
  depressed, 
  the 
  third 
  less 
  than 
  

   the 
  fourth 
  but 
  more 
  shagreened, 
  the 
  fourth 
  less 
  than 
  the 
  

   fifth 
  but 
  slightly 
  shagreened 
  and 
  granular, 
  the 
  fifth 
  being 
  

   not 
  shagreened. 
  The 
  first 
  four 
  marked 
  with 
  ten 
  keels 
  

   composed 
  of 
  rounded 
  granules 
  ; 
  the 
  intercarinal 
  spaces 
  

   thickly 
  granular 
  ; 
  the 
  inferior 
  surface 
  of 
  the 
  first 
  segment 
  

   less 
  granular 
  than 
  that 
  of 
  the 
  others 
  ; 
  the 
  granules 
  of 
  the 
  

   keels 
  are 
  uniform 
  in 
  size 
  ; 
  the 
  superior 
  keels 
  of 
  the 
  fourth 
  not 
  

   consisting 
  of 
  two 
  series 
  of 
  granules. 
  The 
  lower 
  surface 
  of 
  

   the 
  fifth 
  segment 
  thickly 
  granular, 
  with 
  the 
  median 
  keel 
  

   more 
  or 
  less 
  strongly 
  developed 
  ; 
  the 
  inferior 
  lateral 
  keels 
  

   becoming 
  bluntly 
  dentate 
  behind 
  ; 
  this 
  segment 
  almost 
  as 
  

   elevated 
  as 
  the 
  preceding. 
  

  

  • 
  Vesicle 
  narrower 
  than 
  the 
  fifth 
  segment, 
  covered 
  beneath 
  

   with 
  larger 
  and 
  smaller 
  blunt 
  granules, 
  and 
  hairy 
  ; 
  upper 
  sur- 
  

   face 
  smooth, 
  punctured 
  ; 
  aculeus 
  strong 
  and 
  gently 
  curved 
  ; 
  

   vesicle 
  and 
  aculeus 
  together 
  as 
  long 
  as 
  or 
  a 
  little 
  longer 
  than 
  

   the 
  fifth 
  caudal 
  segment. 
  

  

  Palp. 
  — 
  Superior 
  and 
  anterior 
  surfaces 
  of 
  humerus 
  covered 
  

   with 
  fine 
  granules 
  and 
  bounded 
  by 
  a 
  row 
  of 
  larger 
  granules 
  ; 
  

   anterior 
  surface, 
  in 
  addition, 
  furnished 
  with 
  two 
  irregular 
  series 
  

   of 
  larger 
  granules 
  ; 
  inferior 
  surface 
  also 
  finely 
  granular 
  ; 
  

   brachium 
  very 
  finely 
  granular, 
  not 
  costate, 
  with 
  larger 
  

   granules 
  in 
  front 
  ; 
  manus 
  slender, 
  a 
  little 
  thinner 
  than 
  bra- 
  

   chium 
  ; 
  length 
  of 
  " 
  hand-back 
  " 
  a 
  little 
  less 
  than 
  half 
  the 
  

   length 
  of 
  the 
  movable 
  finger 
  ; 
  fingers 
  long, 
  incurved, 
  without 
  

   lobe 
  or 
  excavation. 
  External 
  surface 
  of 
  legs 
  granular 
  ; 
  the 
  

   granules 
  on 
  the 
  upper 
  edges 
  being 
  arranged 
  in 
  longitu- 
  

   dinal 
  series. 
  Coxfe 
  quite 
  smooth. 
  

  

  Pectines 
  about 
  as 
  long 
  as 
  cephalothorax, 
  furnished 
  with 
  

   30-32 
  teeth 
  ; 
  basal 
  portion 
  produced 
  into 
  a 
  prominent 
  lobe. 
  

  

  Male. 
  — 
  Manus 
  round 
  and 
  thick, 
  considerably 
  thicker 
  than 
  

   brachium 
  ; 
  " 
  hand-back 
  " 
  a 
  little 
  more 
  than 
  two 
  thirds 
  the 
  

   length 
  of 
  the 
  movable 
  finger 
  ; 
  length 
  of 
  hand 
  about 
  equal 
  to 
  

   the 
  length 
  of 
  the 
  immovable 
  finger 
  ; 
  fingers 
  not 
  sinuous, 
  but 
  

   not 
  in 
  contact 
  at 
  the 
  base 
  when 
  closed. 
  Pectines 
  longer 
  than 
  

   cephalothorax, 
  with 
  35-38 
  teeth. 
  

  

  Measurements 
  in 
  millimetres 
  of 
  largest 
  ( 
  $ 
  ) 
  specimen. 
  — 
  

   Total 
  length 
  78 
  ; 
  length 
  of 
  cephalothorax 
  9£, 
  width 
  10£ 
  ; 
  

   length 
  of 
  tail 
  49^ 
  ; 
  first 
  caudal 
  segment, 
  length 
  6i, 
  widtli 
  7. 
  

   height 
  6 
  ; 
  fifth 
  caudal 
  segment, 
  length 
  6j, 
  width 
  6, 
  height 
  5 
  ; 
  

   vesicle, 
  length 
  6, 
  width 
  5, 
  height 
  4 
  ; 
  aculeus 
  5^ 
  ; 
  length 
  of 
  

  

  