?>6 YORKStliRE NATURALISTS* UNION. 



Stenus canaliculatus Gyll. 



2. N.F Aislaby (7/. Pollard, NaL. Sept. 1879). 



5. S.W. — y^2,'&\\\>\xxn^dX^ {R. Rose nstocJz^ Nat. ^'Hov. 1885). 



Stenus pusillus Er. A very inconspicuous species which is 



probably not uncommon. 





2. N.F. — ^West Ayton, plentiful ( IV.C.H.). 



Stenus vafellus Er. 



I. S.E. — Hornsea {W. K, Bissill, ZooL, 1859). 



Stenus declaratus Er. This is sure to be found more 



generally. 



4. Central Valley. — Strensa 1 ( W.C.B.). 



r 



r 





Stenus crassus Steph. 



> 



2. N.E.— Saltburn {M. L. Thompson). 



3. N.W.—Knaresborough (f-FiC./Z). 



r 



Stenus argus Grav. One example apparently referable to 

 this species has been taken at the roots of grass on sea-banks. 



2. N.E.— Saltburn {M. L. Thompson). 



Stenus nigritulus Gyll. 



2. N.E. — Scarborough(/i>7£'/i?/'VC^V^fy^/^nz,vol. ii.,p. 345). 



Stenus brunnipes Gyll. A very common insect. 



1. S.E. — Flamborough and South Ferriby (7". V, 



Wollasto?i). 



2. N.E.— West Ayton (IV.C./T) ; Saltburn (Af, L. 



Thompson). 



3. N.W.— Ingleton (/. W. Ellis). 



Stenus subseneus Er. 



* 



2. N.E. — Saltburn, in a sand-pit on the sea-banks {M. L. 

 Thompson')^ 



f 



i 



> 



K 



Trans. Y.N.U., 1894 (pub. i8g6). Series D Vol. 



r 



