206 Transactions. 



spatulate at the tip ; the lower claw excepted, the hypopygiuni is dull 

 and bristly with a few long hairs. 



I have a specimen, which I take to be a female, differing from the male 

 in the broad (and shrivelled) pointed abdomen and in the greater length of 

 the wing. 



■^. Length, 6| mm. ; wing, 5| mm. 



?. Length, 4(?)mm. ; ^ving, 6 mm. 



Hah. — Common on the sea-beach near Adele Island. Tasman Bay, 

 January, 1912. 



Bio. — This fly darts hither and thither over the surface of still pools, 

 .and occasionally jumps into the air. Usually there are a number together 



EXPLANATION OF PLATE I. 



Fig. 1. Hilar a Jcaiteriensis sp. nov. 

 Fig. 2. Brachystoma adelensis sp. nov. 

 Fig. 3. Hilara benhami sp. nov. 



Art. XXII. — A New Species of Macquartia {Order Diptera). 



By David Miller. 



[Read before the Otago Institute, 6th Augufit, 1912.] 



This description follows the system adopted by Charles H. T. Townsend 

 in his " Taxonomy of Muscoidean Flies."* I take this opportunity of ex- 

 pressing my indebtedness to the Smithsonian Institution for the assistance 

 which I have received. 



Fam. TACHINIDAE. 



Genus Macquartia E. Desvoidy (1830). Hutton, Trans. N.Z. Inst.. 



vol. 33, p. 46. 



Macquartia kumaraensisf sp. nov. 



Head. 



Ptilinal suture narrowed and rounded at the top ; its sides, for the 

 greater part, divergent, but slightly convergent towards the termini, which 

 are below the level of the lower eye-border, and in line with the vibrissal 

 angles ; the cheek-sutures consequently ascending (fig. 2, k). 



Ptilinal area oval, occupying about one-third of width between the lower 

 corners of the eyes. 



Longitudinal median line of facial plate, in profile, projecting forward 

 below the antennae (fig. 1, a), but restricted and flattened at vibrissal angles. 



Foveae double, deep and elongate, flattened uj)on the inner and rounded 

 upon the outer edge (fig. 2, d). 



* Smi. Inst. Coll., vol. .51 (1908). 



t This species was captured in the vicinity of a promontory knowzi as Potato Point, 

 uence the name humaraensis, " kuniara," in the Maori vernacular, signifying a sweet 

 potato. 



