﻿and 
  types 
  of 
  certain 
  genera 
  of 
  Hymenoptera. 
  63 
  

  

  L 
  [HOPLISUS 
  Lep., 
  1832] 
  = 
  [Gorytes 
  Latr.] 
  = 
  Ceropales 
  

   Latr., 
  1796. 
  

   Type 
  : 
  [Mellinus] 
  quinquecinctus 
  Fabr. 
  = 
  [Hoplisus] 
  

   quinquecinctus 
  (Fabr.) 
  Ije,^.— 
  [Gorytes] 
  quinquecinctus 
  (Fabr.) 
  

   Latr. 
  = 
  Ceropales 
  quinquecinctus 
  (Fabr.) 
  Latr. 
  By 
  designa- 
  

   tion 
  of 
  Westwood 
  (1840 
  : 
  80). 
  

  

  IIL 
  20. 
  ARP 
  ACTUS 
  Jurine, 
  1801 
  = 
  [Gorijtes 
  s.s. 
  auctt., 
  nee 
  

   Latr.]. 
  

  

  Type 
  : 
  [Sphex] 
  mystacea 
  L. 
  = 
  Arpaclus 
  mystaceus 
  (L.) 
  

   Jur. 
  

  

  Arpactus 
  was 
  founded 
  by 
  Jurine 
  (1801 
  : 
  164) 
  with 
  men- 
  

   tion 
  of 
  two 
  species, 
  " 
  Mellinus 
  mystaceus, 
  quinquecinctus" 
  

   without 
  selection 
  of 
  either 
  as 
  type. 
  The 
  subsequent 
  

   designation 
  of 
  quinquecinctus 
  as 
  type 
  of 
  Gorytes 
  by 
  Lat- 
  

   treille 
  (1804) 
  ipso 
  facto 
  estabhshed 
  mystaceus 
  as 
  the 
  type 
  

   of 
  Arpactus 
  * 
  This 
  leaves 
  it 
  necessary 
  to 
  use 
  Arpactus 
  to 
  

   replace 
  the 
  common 
  usage 
  of 
  Gorytes 
  s.s. 
  

  

  I. 
  AGRAPTUS 
  Wesmael, 
  1852 
  = 
  [Arpactus 
  auctt. 
  nee 
  

   Jurine]. 
  

  

  Type 
  : 
  [Sphex] 
  concinna 
  Rossi 
  = 
  Agraptus 
  concinnus 
  

   (Rossi) 
  Wesm. 
  Genus 
  monobasic. 
  

  

  The 
  facts 
  above 
  outhned 
  may 
  be 
  compared, 
  as 
  a 
  matter 
  

   of 
  convenience, 
  as 
  follows, 
  assuming 
  that 
  the 
  groups 
  are 
  

   best 
  entitled 
  to 
  subgeneric 
  rank. 
  

  

  m. 
  CEROPALES 
  Latreille, 
  1796, 
  nee 
  Sinctt. 
  = 
  [Gorytes 
  Latr., 
  

   1804] 
  = 
  [Hoplisus 
  Lep. 
  et 
  auctt.]. 
  

  

  Type 
  : 
  [Mellinus] 
  quinquecinctus 
  Fabr. 
  = 
  Ceropales 
  quin- 
  

   quecinctus 
  (Fabr.) 
  Latr. 
  

  

  Ceropales, 
  proposed 
  in 
  1796 
  and 
  described 
  without 
  

   included 
  species, 
  is 
  vahd 
  from 
  that 
  date, 
  and 
  the 
  type 
  

   species 
  must 
  be 
  selected 
  from 
  those 
  first 
  included 
  in 
  it 
  by 
  

   a 
  subsequent 
  author.f 
  The 
  first 
  inclusion 
  of 
  species 
  in 
  

   Ceroj^aies 
  was 
  by 
  Latreille 
  (1802: 
  340), 
  " 
  Mellinus 
  5 
  -cinctus 
  ; 
  

   campestrisi 
  F." 
  

  

  * 
  Opinion 
  6 
  of 
  the 
  International 
  Commission 
  on 
  Zoological 
  

   Nomenclature 
  : 
  '' 
  When 
  a 
  later 
  author 
  divides 
  the 
  genus 
  A, 
  species 
  

   A 
  b 
  and 
  A 
  c, 
  leaving 
  genus 
  A, 
  only 
  species 
  A 
  b, 
  and 
  genus 
  C 
  mono- 
  

   tjqjic 
  with 
  species 
  C 
  c, 
  the 
  second 
  author 
  is 
  to 
  be 
  construed 
  as 
  

   having 
  fixed 
  the 
  type 
  of 
  the 
  genus 
  A." 
  

  

  t 
  Opinion 
  46 
  of 
  the 
  International 
  Commission 
  on 
  Zoological 
  

   Nomenclature. 
  

  

  