﻿8o4 
  REPORT 
  OF 
  NEW 
  JERSEY 
  STATE 
  MUSEUM. 
  

  

  cheese, 
  in 
  ham 
  or 
  bacon, 
  or, 
  in 
  general, 
  in 
  any 
  fatty 
  material, 
  and 
  often 
  

   do 
  much 
  damage, 
  being 
  especially 
  troublesome 
  in 
  pork-packing 
  establish- 
  

   ments. 
  From 
  the 
  peculiar 
  power 
  of 
  leaping 
  possessed 
  by 
  the 
  maggots 
  

   they 
  are 
  often 
  called 
  'skippers'; 
  the 
  act 
  is 
  performed 
  by 
  the 
  larva 
  seiz- 
  

   ing 
  with 
  its 
  extended 
  mouth 
  booklets 
  the 
  edge 
  of 
  the 
  posterior 
  truncature 
  

   of 
  the 
  body 
  and 
  then 
  suddenly 
  releasing 
  it 
  while 
  pulling 
  hard." 
  — 
  Willis- 
  

   ton. 
  

  

  PROCHYLIZA 
  Walk. 
  

  

  P. 
  xanthostoma 
  Walk. 
  Riverton 
  IV, 
  9, 
  X, 
  9 
  (Jn) 
  ; 
  Cape 
  May 
  IX, 
  21 
  

   (Dke). 
  

  

  SEPSIS 
  Fallen. 
  

  

  S. 
  violacea 
  Meig. 
  New 
  Brunswick 
  VII, 
  20, 
  Jamesburg 
  VII, 
  15. 
  Ocean 
  Co. 
  

   V 
  (Sm); 
  Trenton 
  VII, 
  6 
  (Hk). 
  

  

  NEMOPODA 
  Desv. 
  

  

  N. 
  cylindrica 
  Fab. 
  Dover 
  VI, 
  

  

  17, 
  Morris 
  Plains 
  VI, 
  25, 
  

  

  Riverton 
  IX, 
  17, 
  Trenton 
  V, 
  

  

  20 
  (Hk). 
  

   N. 
  minuta 
  Wied. 
  Chester 
  IX, 
  

  

  2 
  (Coll); 
  Newark 
  VI, 
  14, 
  

  

  Riverton 
  VII, 
  3. 
  

  

  PIOPHILA 
  Fallen. 
  

  

  P. 
  c 
  a 
  s 
  e 
  i 
  Linn. 
  This 
  is 
  the 
  

   cheese 
  mite 
  or 
  skipper, 
  and 
  

  

  occurs 
  everywhere. 
  Piophila 
  casei, 
  parent 
  of 
  " 
  skippers" 
  in 
  cheese, 
  

  

  etc. 
  

  

  P. 
  nigrlceps 
  Meig. 
  Pemberton 
  Fig. 
  334. 
  

  

  V, 
  10 
  (CG). 
  

  

  Family 
  PSILID^. 
  

  

  Slender 
  flies 
  of 
  moderate 
  size, 
  with 
  large 
  wings, 
  long 
  legs 
  and 
  at 
  least 
  

   moderately 
  long 
  antennae. 
  The 
  larvae, 
  so 
  far 
  as 
  known, 
  live 
  in 
  roots 
  or 
  

   galls. 
  

  

  LOXOCERA 
  Meigen. 
  

  

  L. 
  cylindrica 
  Say. 
  Del. 
  Water 
  Gap 
  VII, 
  12, 
  Camden 
  VI, 
  10, 
  Woodbury 
  

  

  VI, 
  7, 
  Clementon 
  V, 
  30, 
  Mullica 
  Hill 
  ( 
  Jn) 
  ; 
  Trentou 
  VII, 
  11 
  (Hk). 
  

   L. 
  pectoralis 
  Loew. 
  Dunnfield, 
  Del. 
  Water 
  Gap 
  VII, 
  11. 
  

   L. 
  pleuritica 
  Loew. 
  Dunnfield, 
  Del. 
  Water 
  Gap 
  VII, 
  12. 
  

  

  