Report for 1 9 1 1 . 7 



**Trichonyx markeli, Aube\ In sand-pit at Cumnor, rare, June and July, 



1910 ; also taken there singly by Mr. Donisthorpe and myself. 

 **Euplectus brunneus, Aube. A large and fine Euplectus, taken by Mr. 



T. Collins under bark of an elm stump at Wytham with the ant 



Myrmica rubra, L., 27th July, 1910, is referred to this very rare 



species by Mr. G. C. Champion. 

 *E. punctatus, Muls. One example in very rotten ash, Wytham Park, 



24th April, 191 1. 

 *E. karsteni, Reich. In grass-tufts, Wolvercote Paper Mill, not rare ; 



first taken 2nd April, 1910. 

 *E. piceus, Mots. Wytham Park, in small oak branches with the ant 



Leptothorax acervorum, Fab., 9th October, 1910 (J. C.)\ also not 



rarely in rotten elm, Tubney, spring, 1911. 

 *E. ambiguus, Reich. In flood-refuse near Yarnton, rare, 30th April, 



1910, and at " Duke's Cut," sparingly, 27th December, 1911. 



Family Phalacridae. 



*Stilbus oblongus, Er. In flood -refuse near Yarnton ; a few specimens, 

 10th January, 1911. 



Family Coccinellidae. 

 *Scymnus minimus, Rossi. By sweeping near Enslow Bridge ; one 

 specimen, 1st September, 191 1. 



Family Endomychidae. 



**Symbiotes latus, Redt. Several specimens of this interesting species 

 have been taken in hard fungus inside a rotten elm stump at Wood 

 Eaton, the first being found 30th January, 191 1. 



Family Colydiidae. 



*Aglenus brunneus, Gyll. Taken in large numbers in a haystack near 

 Water Eaton by Messrs. Holland and Collins, and subsequently by 

 myself, March, 1910. Also sparingly at Godstow, and in mill-refuse 

 at Cothill. 



Family Histeridae. 



**Plegaderus dissectus, Er. In wet rotten wood inside an elm stump, 



Wood Eaton, rare ; first taken 13th April, 191 1. 

 **Abraeus granulum, Er. With the preceding species, also rare; first 



taken 5th May, 191 1. 



Family Lathridiidse- 



*Holoparamecus caularum, Aube\ In haystack -refuse at Water Eaton, 



plentiful, 14th March, 191 1. 

 *Anommatus duodecim-striatus, Mull. Taken singly in decayed seed 



potatoes, Wolvercote Paper Mill, 1st and 18th August, 191 1. 

 *Enicmus histrio, Joy. Described from specimens taken by Mr. J. 



Collins, and recognized by him as distinct from E. transversics, Ol. 



(Ent. Mo. Mag., 1910, p. 250). Apparently not rare and widely dis- 

 tributed throughout the District. 

 *Corticaria denticulata, Gyll. In hedge-bottoms near Enslow Bridge, 



April, 1910 (J. C.) ; also frequent at Wolvercote Paper Mill. 

 *C. serrata, Payk. By sweeping at Wytham Park, rare, 15th July, 1908, 



and 24th July, 191 1. 



