396 DURHAM DIPTERA. 



ADDITIONAL LOCAL SPECIES. 



The following additional identifications of local species 

 have been made while the foregoing pages were in course 

 of printing. A few additional records of species apparently- 

 rare in this district are also given and are marked*. 



Insert at page 41. 142. Sciara prcecox, Mg. 



Common. 



„ „ 41. 192. Mycetophila signata, Mg. 



Hesleden, 1 ?, 12-8-02; Wearhead, 1 $, 

 3-8-01. 



„ „ 41. 287. Lasiosoma luteum, Mcq. 



Bishop Auckland, 1 $, 18-8-02. 



„ „ 42. 330. Platyura discoloria, Mg. (?) 



Hesleden, 1 ?, 7-8-02. 



„ ,, 42. 336. Macrocera Intea, Mg. 



Hesleden, 1 ?, 12-8-02. 



,, ,, 42. 339. Macrocera centralis, Mg. 



Hesleden, 1 ?, 5-8-02. 



„ „ 42. *34*- Macrocera stigma, Curt. 



Bishop Auckland, 1 $, 10-9-02. 



„ 45. 338. Bibio nigriventris, Hal. 



Bishop Auckland, 1 % 14-6-02. 



„ „ 49. 416. Chironomus te?itans, F. 



Bishop Auckland, common. 



,, „ 53. 485. Camptocladius aterrimus, Mg. 



Bishop Auckland, 4 $, 28-3-06. 



„ „ 53. 486. Camptocladius byssinus, Schrk. 



Bishop Auckland, 1 $, 15-5-00; 3 $ (?), 

 April-May. 



„ „ 77. *75 I< Limnophila lineola, Mg. 



Howick, 1 $, August, 1905. 



