ON A NEW MOSQUITO. 



623 



33. Descriptions of the Adult, Larval, and Pupal Stages o£ 

 a New Mosquito from Lord Howe Island, S. Pacific. 

 By Henry F. (Urter^ Liverpool Scliool of Tropical 

 Medicine*. 



[Heceived September 25, 1920 : Read November 16, 1920.] 



(Text-figures 1-3.) 



The material from which the following descriptions weie 

 drawn up was collected by Mr. R. Douglas Laurie, M.A., of the 

 Zoological Department, Univei'sity College, Aberystwyth, in Lord 

 Howe Island during the summer of 1914. The adult mosquitoes, 

 a male and a female, were renred by him from larvae and pupse 

 found in a hole containing water in a fallen tree. The second 

 species, to which mere reference is made, was taken on the wing 

 in a dwelling-house at night. 



OCHLEROTATUS LAUREI, sp. n. 



A medium-sized, reddish-brown, mosquito with golden-coloured 

 lines on the thorax, and the dorsal surface of the abdomen 

 uniformly dark brown. Proboscis and legs blackish, some or 

 all of the tarsal segments with small pale bands. Male palpi 

 relatively short, scarcely more than half the length of the 

 proboscis. 



Head : Integument blackish, the occipital region clothed mainly 

 with narrow, curved, and upright forked scales, but with small 

 areas of creamy- white flat scales laterally ; curved scales black 

 and golden, the latter forming a median line, which broadens 

 posteriorly, and a border (composed of a single row of scales) 

 round the eyes ; upright scales long and thin, black anteriorly 

 and medially, dark yellowish-brown posteriorly and laterally. 

 Eyes black. Antennae dark brov»^n, each with the basal segment 

 and base of the second segment yellowish- brown. Proboscis 

 straight, long and slender, black ; labellae small, pointed, tes- 

 taceous. Palpi black ; in the female very short, each with two 

 narrow white rings and a white apex ; in the male slender, about 

 half the length of the proboscis, each with a narrow white band 

 at the bases of the four segments, terminal segment about two- 

 thirds the length of the penultimate, no distinct hair-tufts 

 present. Clypeus black, pruinose. lliorax : Integument reddish- 

 brown, clothed with dark brown and golden, narrow, curved scales ; 

 the golden scales are arranged in a definite manner as follows : — 

 a narrow border round the anterior edge, two small more or less 

 circular shoulder-spots, a median line broad anteriorly and 

 gradually tapering to a point near the middle of the scutum, two 



* Communicated by R. D. Laurie, F.Z.S, 



