786 M. W. R. de V. GRAHAM 



(Edinburgh), designated LECTOTYPE, labelled " Pteromal. Promulus W Fide 

 Wk. Edinb." and " Greville 1936-50. 291 ". 



Pteromalus acrotatus Walker. One female, designated LECTOTYPE, bearing a 

 Waterhouse label. 



Metopon (Dirhicnus) sublaevis Thomson. Syntypes, 8 specimens ; LECTOTYPE, 

 a female labelled " Him " [Holm. = Stockholm] and " Bhn " [Boheman]. 



Ipocoelius rotundiventris Ruschka. Holotype 9 said to be in Ruschka collection ; 

 but I have not located it. From the description it might well be the same as 

 promulus (Walker). 



Britain, Sweden, Austria, Czechoslovakia, Moldavian S.S.R. 

 Biology. Not certain (Ipocoelius rotundiventris was reared in Austria from 

 Otiorrhynchus ligustici L.). Imagines June-Sept. 



Tomicobia subincrassata (Thomson) comb. n. 

 Metopon {Dirhicnus) subincrassatus Thomson, 1878 : 172, o* 9- 



Type material. Syntypes on 3 pinns. LECTOTYPE, a $ labelled " O " 

 [Oland] and (in Thomson's handwriting) " subincras=satus Ths.". 



I have not properly assessed the characters of the <$, which is therefore omitted 

 from my key. 



Sweden. 



Biology. Unknown. 



Tomicobia acuminati Hedqvist 



Tomicobia acuminati Heqvist [Hedqvist], 1959 : 179-180, 5* $. 

 Tomicobia acuminati Hedqvist, 1963 : 111-112. 



Type material. Holotype $, Swedish Lapland, Stensele, 28-30.vii.?, and para- 

 types in coll. Hedqvist ; I have examined the holotype and some paratypes. 



Sweden (Lapland). 



Biology. Parasite of Ips acuminatus Gyll. (Col., Scolytidae) ; see Hedqvist, 1959. 



Tomicobia seitneri (Ruschka) 



Ipocoelius seitneri Ruschka, 1924 : 7-1 1, 6* ?• 

 Tomicobia seitneri (Rushcka) Erdos, 1953 : 223-225, o* $. 

 Tomicobia seitneri (Ruschka) ; Hedqvist, 1959 : 178, 181-182, o* $. 



Type material. Syntypes in Hochschule fur Bodenkultur and Naturhistorisches 

 Museum, Vienna ; in Swedish Forestry Academy, and in coll. Ruschka. Lectotype 

 female selected by Graham in 1956 from syntypes in Naturhistorisches Museum, 

 Vienna. These are 19 specimens pinned to a block of pith and labelled " typograph. 

 Weyer 27.7. 1921 " and " Ipocoelius seitneri Ruschka Type " ; I now designate the 

 fourth specimen, a female, as LECTOTYPE and have marked it with a small dark 

 red ticket ; my lectotype label has also been added. 



