''Eupeodes rojasi'' is a species of
hoverfly.
[Thompson, F. Christian. "A key to the genera of the flower flies (Diptera: Syrphidae) of the Neotropical Region including descriptions of new genera and species and a glossary of taxonomic terms used." (1999).] It is named after Sergio Rojas, the administrator of the Subestación Experimental La Cruz (Chile). It feeds on ''
Eriosoma lanigerum'' and is found in western South America.
Description
Its face is yellow except for a narrow brown medial
vitta. Its
gena is yellow and shiny. Its frontal lunule is brown except yellowish medially. The
antenna
Antenna ( antennas or antennae) may refer to:
Science and engineering
* Antenna (radio), also known as an aerial, a transducer designed to transmit or receive electromagnetic (e.g., TV or radio) waves
* Antennae Galaxies, the name of two collid ...
is orange ventrally and blackish brown dorsally. Its basoflagellomere is oval, about 3 times as long as the
pedicel.
Its thorax is dark bluish black The
scutum is dark bluish black except yellowish on the
notopleuron. The
pronotum is densely yellowish gray. Its
halter is yellow. Legs:
coxae and
trochanters are blackish brown;
metatarsus brownish orange on its basotarsomere and apical
tarsomere The arthropod leg is a form of jointed appendage of arthropods, usually used for walking. Many of the terms used for arthropod leg segments (called podomeres) are of Latin origin, and may be confused with terms for bones: ''coxa'' (meaning hip, plur ...
, black elsewhere.
Its wing is
hyaline
A hyaline substance is one with a glassy appearance. The word is derived from el, ὑάλινος, translit=hyálinos, lit=transparent, and el, ὕαλος, translit=hýalos, lit=crystal, glass, label=none.
Histopathology
Hyaline cartilage is ...
and
microtrichose except bare basomedially. The abdomen is black with yellow
maculate pattern. Its 1st
tergum is bluish black; 2nd tergum is black except for large yellow basolateral
macula; 3rd tergum is black except for large yellow
fascia
A fascia (; plural fasciae or fascias; adjective fascial; from Latin: "band") is a band or sheet of connective tissue, primarily collagen, beneath the skin that attaches to, stabilizes, encloses, and separates muscles and other internal organs. ...
; 4th tergum is black except for large yellow fascia and apical margin; 5th tergum is yellow except for a basomedial narrow black fascia. Its 1st sternum is yellow except for a small medial brown macula; 2nd sternum is yellow except for large triangular black medial macula; 3rd sternum is yellow except for a large triangular black medial macula; 4th sternum is yellow except for a small brown medial macula; 5th sternum is yellow. Its
terminalia are yellow except for the 8th sternum, which is largely black with black
pilose.
See also
*
Insect anatomy
References
External links
ADW entry*
Diptera of Europe
Syrphini
Insects described in 1999
{{Syrphidae-stub