﻿84 
  BRITISH 
  LEPIDOPTERA. 
  

  

  Genus 
  III. 
  Oxyptilus 
  (with 
  detailed 
  description) 
  — 
  trichodactylus, 
  Hb., 
  

   ericetorum, 
  Zell., 
  hieracii, 
  Zell., 
  pilosellae, 
  ZelL, 
  obscurus, 
  Zell., 
  tristis, 
  

   Zell., 
  distans, 
  ZelL, 
  marginellus, 
  Zell., 
  laetus, 
  Zell., 
  kollari, 
  Mann. 
  

  

  Genus 
  IV. 
  Pterophorus, 
  Zell. 
  

  

  1. 
  Fasciculus 
  frontalis 
  conicus 
  — 
  miantodactylus, 
  F.v.R. 
  

  

  2. 
  Frons 
  squamis 
  compressis, 
  subquadrata. 
  

  

  i. 
  Palpi 
  squamis 
  appressis 
  triangulares, 
  alae 
  anteriores 
  apice 
  acuto, 
  

   puncto 
  ante 
  fissuram 
  pallidius 
  ciliatam 
  simplici 
  aut 
  gemino 
  nigro 
  ; 
  

   punctis 
  limbi 
  loborum 
  amborum 
  nonnullis. 
  

  

  A. 
  Cilia 
  basi 
  alba, 
  punctis 
  nigris, 
  uno 
  (duobusin 
  P. 
  loewii) 
  in 
  angulo 
  

  

  anali 
  anterioris, 
  duobus 
  versus 
  apicem 
  interioris. 
  

  

  a. 
  Lobus 
  anterior 
  innotatus. 
  

  

  a. 
  Cilia 
  costalia 
  lobi 
  anter. 
  alba 
  — 
  fuscus, 
  Retz., 
  loewii, 
  Zell., 
  

   mannii, 
  Zell., 
  stigmatodactylus, 
  Zell. 
  

  

  /J. 
  Cilia 
  costalia 
  lobi 
  anter. 
  alarum 
  anter. 
  non 
  alba 
  — 
  

   aridus, 
  Zell., 
  serotinus, 
  Zell. 
  

  

  b. 
  Lobus 
  anterior 
  lineola 
  longitudinali 
  nigra. 
  

  

  a. 
  Margo 
  anterior 
  innotatus 
  — 
  mietodactylus, 
  W. 
  V., 
  plagio- 
  

  

  daetylus, 
  F.v.R., 
  lutescens, 
  H.-Sch. 
  

   /3. 
  Margo 
  anterior 
  lineola 
  alba 
  ad 
  ^ 
  — 
  coprodactylus, 
  Zell. 
  

  

  B. 
  Cilia 
  dimideo 
  basali 
  acute 
  fusca 
  — 
  graphodactylus, 
  Tr. 
  

   ii. 
  Palpi 
  subcylindrici, 
  articulo 
  tertio 
  lineari, 
  prominulo. 
  

  

  A. 
  Tibiae 
  mediae 
  medio 
  et 
  apice 
  nigro 
  incrassatae 
  — 
  lithodactylus, 
  Tr.. 
  

  

  B. 
  Tibiae 
  mediae 
  simplices. 
  

  

  a. 
  Cilia 
  base 
  indeterminate 
  pallidiora, 
  anguste 
  obscurius 
  secta 
  — 
  

  

  phaeodactyla, 
  Hb., 
  agrorum, 
  Led. 
  

  

  b. 
  Cilia 
  fundo 
  paullo 
  obscuriora, 
  alae 
  anteriores 
  puncto 
  ad 
  

  

  fissuram. 
  

  

  a. 
  Griseus, 
  gilvus, 
  griseo-einnamomeus 
  corpore 
  concolore 
  — 
  

  

  pterodactylus, 
  Linn. 
  

   /?. 
  Flavidogriseus, 
  corpore 
  albidosulphurea 
  — 
  distinctus, 
  

  

  H.-Sch. 
  

   y. 
  Lutescentes 
  fusco-irrorati, 
  corpore, 
  concolore 
  — 
  lieni- 
  

  

  gianus, 
  Zell., 
  inxilae, 
  Zell., 
  tepliradactylus, 
  Hb. 
  

   5. 
  Pallide 
  sulphurei, 
  corpore 
  concolore 
  — 
  microdactylus, 
  Hb., 
  

  

  carpJiodactylus 
  , 
  Hb., 
  osteoda 
  ctylus 
  , 
  Zell. 
  

  

  C. 
  Cilia 
  alarum 
  anteriorum 
  albo-secta, 
  basi 
  non 
  obscuriora 
  ; 
  tibiae 
  

  

  mediae 
  simplices 
  — 
  brachydactylus, 
  Koll. 
  

   Genus 
  V. 
  Aciptilus, 
  Zell. 
  

  

  1. 
  Fuscus, 
  ciliis 
  alarum 
  anteriorum 
  albo-sectis 
  — 
  siceliota, 
  Zell., 
  pallidum, 
  

  

  Zell. 
  

  

  2. 
  Fuscus, 
  alarum 
  anteriorum 
  lobo 
  interiore 
  niveo 
  — 
  baptodactylus, 
  Zell. 
  

  

  3. 
  Pallidi, 
  ciliis 
  fusco-sectis 
  — 
  xanthodactylus, 
  Tr., 
  spilodactylus, 
  Curt.,. 
  

  

  confusus, 
  H.-Sch., 
  galactodactylus, 
  Hb. 
  

  

  4. 
  Straminei, 
  alis 
  posterioribus 
  et 
  ciliis 
  obscurioribus. 
  

  

  i. 
  Corpus 
  sulphureum 
  — 
  baliodactylus, 
  F.v.R., 
  tetradactylus, 
  Linn.,. 
  

  

  malacodactylus, 
  Zeli. 
  

   ii. 
  Corpus 
  alis 
  concolor 
  — 
  ischnodactylus, 
  Tr. 
  

  

  5. 
  Niveus 
  — 
  pentadactylus, 
  Linn. 
  

  

  In 
  1856, 
  Frey 
  divided 
  (Die 
  Tin. 
  imdPteroph. 
  der 
  Schiueiz, 
  pp. 
  397 
  et 
  

   seq.) 
  the 
  plumes 
  into 
  two 
  families, 
  the 
  Pterophoriden 
  and 
  the 
  Alucitiden,. 
  

   but, 
  as 
  the 
  genus 
  Agdistis 
  was 
  not 
  then 
  known 
  to 
  be 
  represented 
  in 
  

   Switzerland, 
  he 
  included 
  all 
  the 
  true 
  plumes 
  in 
  the 
  genus 
  Ptemphorus 
  

   which 
  he 
  diagnosed 
  as 
  follows 
  : 
  

  

  Capilli 
  appressi, 
  interdum 
  in 
  conulum 
  frontalem 
  producti 
  ; 
  ocelli 
  nulli 
  ; 
  

   antennae 
  breves, 
  filiformes, 
  articulis 
  elongatis, 
  infra 
  ciliatis, 
  basali 
  longo, 
  claviformi; 
  

   haustellum 
  longum, 
  nudum; 
  palpi 
  labiales 
  mediocres 
  vel 
  breviusculi, 
  porrecti,. 
  

   subporrecti 
  vel 
  adscendentes, 
  articulo 
  medio 
  magno 
  (interdum 
  squamis 
  hirsutis), 
  

   tertio 
  brevi. 
  Alae 
  anteriores 
  elongatae, 
  plus 
  minusve 
  bifidae 
  ; 
  posteriores 
  subtri- 
  

   partitae, 
  mediocriter 
  vel 
  longe 
  ciliatae 
  ; 
  anter. 
  cellula 
  discoidalis, 
  elongata 
  vel 
  

   mediocris, 
  perfecta 
  aut 
  imperfecta 
  vel 
  nulla 
  ; 
  vena 
  subcostalis 
  in 
  laciniam 
  anteriorem 
  

   ramos 
  quinque 
  vel 
  quatuor 
  emittit 
  aut 
  simplex 
  exit 
  ; 
  mediana 
  trifida 
  in 
  laciniam 
  

   posteriorem 
  (interdum 
  bifida) 
  ; 
  poster, 
  in 
  digitum 
  primum 
  exeunt 
  rami 
  duo 
  vel 
  

   unus, 
  in 
  secundum 
  tres 
  vel 
  duo, 
  in 
  tertium 
  unus 
  (interdum 
  duo) 
  — 
  Pterophorus., 
  

  

  