Research on the mosquitoes of Angola - Systematic Catalog of ...

RIBgIRO, H. & RAMOS, H. Cunha -- <strong>Research</strong> on the mosquitoes of Angola X
--Siphon index about 5-7; lateral seta of saddle single
or with up to 6 branches ...................................
41--Lateral seta of saddle single ................................
--Lateral seta of saddle with 2-6 branches ................
41
invidiosus
in part
42
42--Head seta C with 4 branches .............................. univittatus
in part
--Head seta C with 2-3 branches ............................ 43
43- Preclipeal spines finely drawn-out on the apical -;
pecten spines usually with 1-3 basal denticles (occasionally
4 or 5), often most of them with only 2 such
denticles ............................................................ antennatus
--Preclipeals somewhat stouter, not finely drawn-out
appically: pecten spines usually with 2-6 basal denti-
cles, but if none wit 4 or more then at least most of
the pecten spines with 3 such denticles .................. 44
44 1 Usually, none of pecten spines with less than 3 basal
denticles; head setae A and C with 6-8 (usually 6 or
7) and 2 branches, respectively; lateral seta of saddle
2-branche ..........................................................
Usually, some of pecten spines with 2 basal denticles;
head setae A and C with 6-9 and 2 or 3 branches, respectively;
lateral seta of saddle with 2-6 branches ...
45q Head seta A with 6-7 branches; lateral seta of saddle
usually 2-branched, sometimes trifid; anal papillae
greatly variable in length but ventral pair only about
ß /5-4/. of dorsal pair .........................................
--Head seta A with 7-9 branches; lateral seta of saddle
usually with 3 branches; anal papillae about as long
as saddle, dorsal pair only slightly longer than ventral
pair ..................................................................
trifoliatus
45
invidiosus
in part
univittatus
in part
50 Estud., Ens. e Doc.- 134