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  Geological 
  Society. 
  

  

  Lesser 
  Grey 
  Shrike, 
  the 
  Red-breasted 
  Flycatcher, 
  the 
  Black-headed, 
  

   Rustic, 
  and 
  Ortolan 
  Buntings, 
  the 
  Great 
  White 
  Heron 
  (Scotland), 
  

   the 
  Ruddy 
  Sheld-Duck, 
  the 
  King 
  Eider, 
  and 
  the 
  Harlequin 
  Duck. 
  

   On 
  the 
  other 
  hand, 
  the 
  following 
  species 
  are 
  omitted, 
  with 
  the 
  

   exceptio7i 
  of 
  brief 
  notices 
  (not 
  always 
  under 
  the 
  corresponding- 
  

   genus): 
  — 
  the 
  Gold-vented 
  Thrush, 
  the 
  Purple 
  Martin, 
  the 
  Parrot 
  

   and 
  American 
  White-winged 
  Crossbills, 
  the 
  Red-winged 
  Starling, 
  

   the 
  Belted 
  Kingfisher, 
  the 
  Yellow-billed 
  Cuckoo, 
  the 
  Swallow-tailed 
  

   Kite, 
  the 
  Canada, 
  Spur-winged, 
  and 
  Egyptian 
  Geese, 
  the 
  Polish 
  

   Swan, 
  and 
  the 
  Passenger 
  Pigeon. 
  The 
  only 
  vignettes 
  retained 
  are 
  

   those 
  of 
  Anihus 
  rupestris, 
  Neophron 
  percnopterus 
  (juv.), 
  the 
  head 
  

   and 
  foot 
  of 
  the 
  Nightjar, 
  and 
  the 
  foot 
  and 
  breast-bone 
  of 
  the 
  Swift. 
  

  

  Stronger 
  proof 
  is 
  adduced 
  of 
  the 
  specific 
  identity 
  of 
  the 
  various 
  

   Dippers, 
  ;i 
  young 
  Bittern 
  in 
  the 
  down 
  is 
  recorded 
  from 
  Norfolk 
  and 
  

   a 
  specimen 
  of 
  Anser 
  erythropus 
  from 
  Northumberland, 
  the 
  nesting 
  

   of 
  the 
  Brambling 
  and 
  the 
  Pintail 
  in 
  Scotland 
  on 
  one 
  occasion, 
  and 
  

   of 
  the 
  Snow-Bunting 
  on 
  two, 
  is 
  substantiated, 
  the 
  Kestrel 
  is 
  stated 
  

   to 
  have 
  built 
  on 
  the 
  ground 
  and 
  Spoonbills 
  on 
  trees 
  at 
  Eulham, 
  and 
  

   the 
  recent 
  irruption 
  of 
  the 
  Sand-Grouse 
  is 
  duly 
  chronicled 
  : 
  while 
  

   critical 
  distinctions 
  between 
  the 
  species 
  are 
  not 
  uufrequcntiy 
  itali- 
  

   cized, 
  and 
  new 
  details 
  abound 
  with 
  regard 
  to 
  food, 
  habits, 
  inter- 
  

   breeding, 
  number 
  of 
  broods 
  or 
  eggs, 
  and 
  time 
  of 
  nesting. 
  The 
  dis- 
  

   tribution 
  of 
  many 
  birds 
  in 
  Britain 
  is 
  also 
  considerably 
  at 
  variance 
  

   with 
  the 
  older 
  records, 
  notably 
  that 
  of 
  the 
  Marsh-Harrier 
  in 
  

   Scotland. 
  

  

  As 
  errors 
  we 
  may 
  mention 
  the 
  omission 
  of 
  measurements 
  in 
  the 
  

   Wall-Creeper 
  and 
  some 
  confusion 
  of 
  language 
  in 
  respect 
  to 
  the 
  

   Cuckoo's 
  foster-parents, 
  while 
  we 
  are 
  sorry 
  to 
  see 
  the 
  American 
  

   Phctrophenax 
  substituted 
  for 
  Plectrophanes. 
  

  

  PROCEEDINGS 
  OF 
  LEARNED 
  SOCIETIES. 
  

   GEOLOGICAL 
  SOCIETY. 
  

  

  December 
  19, 
  1888.— 
  W. 
  T. 
  Blanford, 
  LL.D., 
  E.R.S., 
  

  

  President, 
  in 
  the 
  Chair. 
  

  

  The 
  following 
  communications 
  were 
  read: 
  — 
  

  

  1. 
  " 
  Trigonocrinus, 
  a 
  new 
  Genus 
  of 
  Crinoidea 
  from 
  the 
  ' 
  Weisser 
  

   Jura' 
  of 
  Bavaria, 
  with 
  description 
  of 
  a 
  new 
  species, 
  T. 
  liratus 
  ; 
  

   Appendix 
  I. 
  Sudden 
  deviations 
  from 
  normal 
  symmetry 
  in 
  Neocri- 
  

   noidca 
  ; 
  and 
  Appendix 
  II. 
  Marsupites 
  testudinarius, 
  Schl., 
  sp." 
  

   By 
  E. 
  A. 
  Bather, 
  Esq., 
  B.A., 
  F.G.S. 
  

  

  This 
  genus 
  is 
  proposed 
  on 
  the 
  evidence 
  of 
  two 
  calyces 
  in 
  the 
  

   British 
  Museum 
  (Natural 
  History) 
  which 
  were 
  found 
  among 
  speci- 
  

   mens 
  of 
  Eugeniaorinus 
  from 
  Streitberg. 
  The 
  species 
  of 
  Eugenia- 
  

   crinus, 
  Phyllocrinus, 
  and 
  Trigonocrinus 
  may 
  be 
  arranged 
  in 
  a 
  series 
  

   which 
  is 
  apparently 
  one 
  or 
  evolution. 
  The 
  present 
  genus 
  is 
  there- 
  

  

  