DESCEIPTION OF GLOSSINA LONGIPENNIS. 103 



tips dark brown ; prohoscis hnU) buff-yellow, distal third dark 

 brown or brown. 



Thorax isabella-coloured pollinose, dorsum with a narrow, 

 faint, mouse-grey or brownish, longitudinal stripe on each side of 

 median line, dying away behind transverse suture before reaching 

 hind margin ; besides these stripes and the spots mentioned in 

 the diagnosis printed in italics above, the principal noticeable 

 markings on the dorsum are a more or less distinct brown or 

 brownish fleck on each humeral callus, near its upper margin, 

 and a similarly coloured, elongate mark between this and the 

 admedian stripe ; the two dark brown spots in front of the suture 

 slightly further apart than the two behind it ; the admedian spots 

 on the suture itself paler in colour than the other four ; scutellum 

 cream-buff, upper surface with a mouse-grey or greyish-brown 

 blotch, triangular in outline, on each side of middle line ; apical 

 scutellar bristles in ^ short and stout (about one-third so long 

 as those oi $). 



Abdomen. — Dorsum ochraceous-buff, ochraceous, or tawny- 

 ochi'aceous, longer hair at base of second segment entirely golden- 

 yellow, third to sixth segments inclusive each, as shown in 

 Plate X, with a dark brown more or less lunate mark on each 

 side at base, widely distant from median line but not always 

 extending quite into basal angle, seventh segment and posterior 

 angles of third to sixth segments inclusive yellowish-grey 

 pollinose. 



Legs buff ; row of bristles at base of front coxae ochraceous, 

 hair clothing front coxae below golden-yellow ; femora more or 

 less blotched or streaked with lighter or darker mouse-grey on 

 outer side, front femora similarly infuscated on inside, middle 

 and hind femora flecked with mouse-grey or brownish on outside 

 at distal extremity, middle femora with usual dark brown or 

 brownish blotch on under side near tip ; middle tibiae sometimes 

 with a dark blotch on outer side beyond middle, and a trace of a 

 corresponding blotch sometimes visible on hind tibiae also ; hind 

 tibiae, and sometimes middle tibiae also, with a faint trace 

 (entirely wanting in some specimens) of a dark brown ring near 

 base ; last joint and tip of penultimate joint of middle tarsi 

 mummy-brown, last two joints of hind tarsi clove-brown. 



Wings light drab or pale isabella-coloured ; veins pale tawny, 

 darker in places, upper portion of anterior transverse vein strongly 

 incrassate, anterior transverse vein together with adjacent portion 

 of fourth longitudinal vein lying towards base of wing, as well as 



