THE CRANE-FLIES 1015 
Hab. Bructan Congo. 
Holotype, aleoholic #, Koteli, on the Itimbiri River (between Buta and 
Djamba), January 20, 1925 (H. Schouteden). 
Clydonodozus schoutedeni is named in honor of the collector, Dr. H. Schoute- 
den. The species is most similar to species such as C’. angustifasciatus Alexander, 
in the wing- and leg-pattern, differing in the coloration of the thorax, wings, and 
abdomen. 
The known Ethiopian species of Clydonodozus may be separated by the follow- 
ing key: 
18 
2. 
Costal cell of wing with a series of ten or more supernumerary crossveins and spurs... .. 2 
Costal cell of wing without such supernumerary crossveins and spurs................. 3. 
General coloration of mesonotum reddish brown; cells of wing excepting cell C without 
dark spots and dots; femora dull yellow, the tips narrowly darkened. 
(Sierra Leone, Liberia) puncticosta Alexander. 
General coloration of mesonotum ashy-gray; wings with a series of abundant brown spots 
and dots along all veins; legs chiefly brownish black, only the femoral bases some- 
what paler. 
(Belgian Congo: Upper Uele) cinereithorax Alexander. 
. Wings with a very extensive brown pattern, there being a broad crossband along the cord 
Hiab eqmimmecchyuillsr@elll 185: Mir oa .24 pone sean Geass auch Guin,y ates pees se eae 4. 
Wings with the dark pattern less extensive, at least the center of cell 1st M2 pale...... iP 
. Femora yellow, the tips blackened, with a conspicuous brownish black subterminal ring; 
wing-disk beyond the cord largely pale, the brown spot at fork of M; +»2not connected 
with the other dark areas. 
(Kenya Colony) pulchripes Alexander. 
Femora yellow, the tips abruptly blackened, but with no subterminal darkening; wing- 
disk beyond the cord extensively clouded, the areas confluent. 
(Belgian Congo) neavet Alexander. 
. Legs with the femora dark brown or black with only the bases pale; wings yellowish with 
the costal margin more or less infuscated, at least distally; other veins of wing less 
heavily seamed with dusky; usually with no transverse dark band along cord..... 6. 
Legs with the femora yellow, the extreme tips narrowly darkened; wings yellowish, the 
costal cell concolorous or more saturated yellow; a more or less distinct dark seam 
URE PeRMMINGR Crt OUP ite SELES ol Oe ae hia ana og ahah ee wh RCA ae AFH ae BAS OE 
OO 
. Costal border of wing broadly and conspicuously dark brown, the remainder of wing 
almost uniformly pale. 
(Belgian Congo: Upper Uele) fumicostatus Alexander. 
Costal border of wing only narrowly or inconspicuously darkened, usually more so at outer 
end, the remainder of wing with a distinct pattern................00..- eee 
. Wings streaked longitudinally with brown, the costal region infuscated, interrupted at 
the stigma by the pale yellow cell Sci; cell 1st M» more elongate, its proximal end 
pointed; M2 +3-+4 very short to lacking. 
(Uganda) pallidistigma Alexander. 
Wings clouded and banded along the cord; costal region infuscated, the stigma dark 
brown; cell 7st M; short, the basal section of M, +» subequal to the second section; 
Ry +3 +4 subequal to or longer than m-cu. 
(Ashanti, Cameroon, French Congo) brevicellula Alexander. 
Mesonotal praescutum with three or four distinct black or brownish black stripes..... 9. 
Mesonotal praescutum fulvous, unmarked or with a central darkening on anterior portion 
10. 
eek ee rg eee wy kee ain eA Oe eee Ch lv ts Fae Vda se ee eagokenes 
Median praescutal stripe entire; abdomen with a nearly continuous brownish black me- 
dian stripe on sternites. 
(Uganda) anqustifasciatus Alexander. 
Median praescutal stripe divided by a pale vitta, producing four stripes; abdomen with 
the median vitta on sternites broken into brown dashes. 
(Uganda) interruptus Alexander. 
