﻿NEW 
  WASPS 
  FROM 
  SOUTHERN 
  NIGERIA 
  — 
  PATE 
  153 
  

  

  ENCOPOGNATHUS 
  (ENCOPOGNATHUS) 
  CHIRINDENSIS 
  (Arnold) 
  

  

  T[hyreopus] 
  (Encopo(/nathus) 
  cJiirindensls 
  Arnold, 
  Occ. 
  Pap. 
  Rhodesian 
  Mus., 
  

   No. 
  1, 
  p. 
  17, 
  figs. 
  11, 
  11a, 
  lib, 
  1932 
  (5,5; 
  Southern 
  Rhodesia 
  : 
  Chirinda 
  Forest, 
  

   tunneling 
  in 
  a 
  shady, 
  sandy 
  path). 
  

  

  Encopognathus 
  (Encopognathus) 
  chirindensis 
  Pate, 
  Lloydia, 
  vol. 
  6, 
  pp. 
  75, 
  76, 
  

   1943; 
  9t 
  S 
  ; 
  Southern 
  Rhodesia: 
  Chirinda 
  Forest; 
  Mount 
  Selinda). 
  

  

  The 
  thick, 
  opaque 
  postsciitellar 
  lobes 
  differentiate 
  chirhidensis 
  f 
  vom 
  

   all 
  other 
  members 
  of 
  the 
  hrownei 
  group. 
  This 
  is 
  apparently 
  one 
  of 
  the 
  

   commonest 
  species 
  of 
  the 
  subgenus. 
  

  

  ENCOPOGNATHUS 
  (ENCOPOGNATHUS) 
  BROWNEI 
  (Turner) 
  

  

  Encopognathus 
  Brovnei 
  Txjrnek, 
  Ann. 
  Mag. 
  Nat. 
  Hist., 
  ser. 
  8, 
  vol. 
  10, 
  p. 
  106, 
  

  

  1017 
  ( 
  9 
  ; 
  Kenya 
  : 
  Tana 
  River, 
  3.0(X) 
  feet, 
  near 
  Mount 
  Kenya). 
  

   T[hyreoptis] 
  {Encopognathus) 
  Brownei 
  Arnold, 
  Ann. 
  Transvaal 
  Mus., 
  vol. 
  11, 
  

  

  p. 
  346, 
  1926; 
  Ann. 
  Transvaal 
  Mus., 
  vol. 
  12, 
  p. 
  122, 
  1927 
  {egrcgius 
  Arnold, 
  1926, 
  

  

  placed 
  as 
  a 
  synonym 
  of 
  brownei 
  Turner, 
  1917). 
  

   T[hgreopiis] 
  (Encopognathus) 
  egrcgius 
  Arnold, 
  Ann. 
  Transvaal 
  Mus., 
  vol. 
  11, 
  

  

  p. 
  347, 
  figs. 
  4a, 
  4b, 
  1926 
  ( 
  9 
  ; 
  Southern 
  Rhodesia 
  : 
  Sawmills 
  ; 
  Rhodesdale, 
  nesting 
  

  

  in 
  sandy 
  banks). 
  

   Encopognathus 
  {Encopognathus) 
  'brownei 
  Pate, 
  Lloydia, 
  vol. 
  6, 
  pp. 
  75, 
  76, 
  1943 
  

  

  ( 
  9 
  ; 
  Southern 
  Rhodesia: 
  Sanyati 
  Valley). 
  

  

  This 
  and 
  the 
  following 
  two 
  species 
  liave 
  the 
  postscutellum 
  armed 
  

   with 
  a 
  translucent 
  lamella 
  around 
  the 
  lateral 
  and 
  posterior 
  margins. 
  

   The 
  coarsely 
  punctate 
  first 
  three 
  abdominal 
  tergites 
  immediately 
  sep- 
  

   ai'ates 
  hrownei, 
  which 
  ranges 
  from 
  Southern 
  Rhodesia 
  northward 
  to 
  

   Mount 
  Kenya 
  in 
  east 
  Africa, 
  from 
  both 
  granulata 
  and 
  acanthomerv.s. 
  

  

  ENCOPOGNATHUS 
  (ENCOPOGNATHUS) 
  GRANULATA 
  (Arnold) 
  

  

  T[hi/reopus] 
  {Encopognathus) 
  granulatus 
  Arnold, 
  Ann. 
  Tran.svaal 
  Mus., 
  vol. 
  11, 
  

  

  p. 
  348, 
  1926 
  ( 
  9 
  ; 
  Belgian 
  Congo: 
  Penge). 
  

   Encopognathus 
  {Encopognathus) 
  granulatus 
  Pate, 
  Lloydia, 
  vol. 
  6, 
  pp. 
  75, 
  76, 
  1943. 
  

  

  The 
  fourth 
  and 
  fifth 
  tergites 
  of 
  this 
  species 
  are 
  covered 
  with 
  small, 
  

   oval, 
  warty 
  granules. 
  This 
  type 
  of 
  sculpture 
  is 
  very 
  distinctive 
  and 
  

   of 
  rare 
  occurrence 
  in 
  the 
  sphecoid 
  wasps 
  and 
  serves 
  to 
  differentiate 
  

   yranidata 
  from 
  all 
  other 
  species 
  of 
  Encopognathus 
  . 
  

  

  If 
  all 
  pemphilid 
  wasps 
  were 
  to 
  be 
  placed 
  in 
  the 
  single 
  portmanteau 
  

   genus 
  Cnthro^ 
  as 
  Arnold 
  proposes 
  to 
  do, 
  the 
  present 
  species 
  would 
  re- 
  

   quire 
  another 
  name 
  inasmuch 
  as 
  it 
  would 
  then 
  be 
  a 
  homonym 
  of 
  the 
  

   Egyptian 
  Crahro 
  granulatus 
  Walker, 
  1871. 
  

  

  ENCOPOGNATHUS 
  (ENCOPOGNATHUS) 
  ACANTH0MERUS,» 
  new 
  speciei 
  

  

  Figure 
  16, 
  b, 
  ;, 
  « 
  

  

  The 
  present 
  Nigerian 
  species 
  is 
  evidently 
  most 
  closely 
  related 
  to 
  

   granulata 
  but 
  lacks 
  the 
  granular 
  to 
  finely 
  pustulate 
  sculpture 
  on 
  the 
  

  

  ' 
  &Ka.vOa, 
  spine 
  +jii;p6i, 
  thigh; 
  in 
  allusion 
  to 
  the 
  rctrorsely 
  spined 
  fore 
  femora 
  of 
  the 
  males. 
  

  

  