230 Mr. E. Meyrick's Descriptions of 



with grey irroration, first at ,!,, direct, furcate on dorsum, second 

 before middle, rather inwards-oblique, connected with first on 

 dorsum, third about f, outwards-oblique, more or less double; 

 dorsum between second and third more or less suffused with white ; 

 a fourth outwards-oblique fascia of two lines from costa at * to 

 termen, blackish -margined anteriorly, confluent in disc with an 

 inwards-oblique white posteriorly blackish-margined mark from 

 costa just before apex : cilia light grey, round apex whitish with 

 two blackish lines. Hindwings grey; cilia light grey. 



British Guiana, Mallali, in March {Parish); six 

 specimens. 



Acrocercops obversa, n. sp. 



J. 7 mm. Head white, slightly sprinkled with grey. Palpi with 

 scales somewhat projecting at apex of second joint beneath, white, 

 second joint irrorated with dark fuscous except apex, terminal 

 joint with dark fuscous median ring, and some black specks at 

 base and beneath apex. Thorax white mixed with grey anteriorly. 

 Abdomen whitish-grey. Forewings very narrow, parallel-sided, 

 short-pointed ; brownish, costal and dorsal edges shortly strigulated 

 with blackish ; some white suffusion above dorsum towards base ; 

 three slender white fasciae edged with blackish, first at j, rather 

 outwards-oblique, second before middle, inwards-oblique, connected 

 with first on dorsal edge and by black suffusion above this, third 

 at J, outwards-oblique, partiall}' double, connected with second 

 on costa by thick black suffusion ; a white elongate spot wdth some 

 black scales on dorsum between second and third, and a dot on 

 tomus ; a fourth fascia of two fine white lines at ?,, parallel to third, 

 connected with it on costa by strong black suffusion; a white dot 

 on costa near apex, edged with black posteriorly ; a very fine white 

 line on upper part of termen : cilia grey, round apex with blackish 

 basal and median lines, with a white basal dot at apex, and one 

 beyond median line beneath apex. Hindwings and cilia grey. 



British Guiana, Bartica, in April {Parish) ; one speci- 

 men. Allied to hapsidota. 



Acrocercops fasciculata, n. sp. 



$. 8 mm. Head ochreous-whitish. Palpi with appressed scales, 

 white, with fuscous subapical ring of second joint and subbasal 

 ring of terminal joint. Thorax white, patagia greyish-ochreous. 

 Abdomen grey. Forewings very narrow, parallel-sided, short- 

 j)ointed; pale ochreous-yellowish suffusedly mixed with grey, 

 towards costa suffused with dark grey; base narrowly white 



