Camponotus (Myrmosaga) quadrimaculatus Forel -
status as in Forel (1912i)
Type location Madagascar
(Camponotus quadrimaculatus n. sp., Forel, 1886c: cii, major & minor workers) collector M Grandidier
subspecies immaculatus (Camponotus quadrimaculatus Forel var. immaculatuss nov. var., Forel, 1892l: 233, with queen) Madagascar
(Camponotus quadrimaculatus Forel var. opacta n. nov., Emery, 1925b: 123; prior var. opaca, Emery, 1899f: 290) Madagascar
sellaris (Camponotus quadrimaculatus Forel subsp. sellaris n. subsp., Emery, 1895f: 344,
illustrated, worker) Madagascar (see Bolton, 1995).
Forel's (1886c) description is at . Emery's (1895f) description of sellaris
is at .
WORKER - TL 5-7.6 mm. Head of major
cordiform, very large, sides strongly convex, distinctly excavated
behind. Mandibles with six teeth, hairy, with sparse large
puncturations, very finely striate and reticulate. Clypeus carinate,
extended forward medially into a near rectangular lobe (anterior border
slightly concave). Thorax narrow, widened anteriorly and narrowed
posteriorly. Pro- and mesonotum evenly convex. Basal face of propodeum
(metanotum) distinctly excavated longitudinally to form a saddle;
declivity short, almost flat; transition between dorsum and declivity a
rounded hump. Petiole scale low, rather wider than high, storngly
convex in front, flat behind. Legs moderate.
Head puncturate like a thimble and slightly shiny in the major; finely
reticulate and very shiny in the minor. Cheeks and face with several
large deep puncturations. Thorax very finely reticulate-striated
transversely. Gaster very finely transversely striate, with sparse
Pubescence very short and very fine, yellowish white over all whole
body. Pilosity erect, quite long, yellowish white, quite sparse
throughout and absent on the tibiae and scapes.
Shiny black, with a large whitish rounded square patch on the dorsum of
each side of the first two gaster segments. Legs and antennae brown.
Anterior half of mandibles reddish brown. Anterior of head, part of
pronotum and posterior angles of head often deep chestnut brown.
Posterior border of gaster segments yellowish.
The photomontage is adapted from the Antweb.org site at http://www.antweb.org/specimen.do?name=casent0102427.