Cosmopterix ganymedes
Encyclopedia
Cosmopterix ganymedes is a moth
of the Cosmopterigidae
family. It is known from Argentina
(Salta) and Brazil
(Goias).
Adults were collected in April and May.
Male. Forewing length 3.7-4.1 mm. Head: frons shining silvery grey, vertex and neck tufts shining dark brown with reddish gloss, laterally and medially lined white, collar shining dark brown; labial palpus first segment very short, white, second segment four-fifths of the length of third, dark brown with white longitudinal lines laterally and ventrally, third segment white, lined dark brown laterally; scape dorsally shining dark brown with a white anterior line, ventrally shining white, antenna shining dark brown with a white interrupted line from base to beyond one half, basal and distal part of this line uninterrupted for approximately five segments, followed towards apex by eight dark brown segments, seven white, eight dark brown, three white, three dark brown and one white segment at apex. Thorax and tegulae shining dark brown with reddish gloss, thorax with a whitish posterior spot, tegulae lined white inwardly Legs: shining dark brown, foreleg with a white line on tibia and tarsal segments one, two and five, tibia of midleg with white oblique basal and medial lines and a white apical ring, tarsal segments one, two and four with white apical rings, segment five entirely white, tibia of hindleg as midleg, tarsal segments one, two and three with white apical rings, segments four and five entirely white, spurs dark brown, inwardly white. Forewing shining dark brown with reddish gloss, three short silvery white streaks in the basal area, a subcostal from one-eighth to one-fifth and bending from costa distally, a very short medial, ending at end of the subcostal, a subdorsal, twice as long as the medial, and starting where the medial does or slightly beyond it, a bright yellow transverse fascia beyond the middle, narrowed towards dorsum, bordered by an inner and an outer tubercular golden metallic fascia, the inner fascia outwardly with two small spots of blackish scales subcostally and subdorsally, the outer fascia inwardly with three similar spots and sometimes narrowly divided in middle, a white costal streak from the outer fascia, inwardly edged brown, a narrow silvery white apical line in the distal half of the apical area, interrupted in middle and shining white in the cilia, cilia dark brown. Hindwing shining brown with reddish gloss, cilia brown. Underside: forewing shining dark greyish brown, the white costal streak and the white streak in the cilia distinctly visible, hindwing shining dark greyish brown. Abdomen dorsally shining brown, segments three to five more ochreous, ventrally shining dark grey, segments broadly banded silvery white posteriorly, anal tuft dark greyish brown.
, a moon of Jupiter
. To be treated as a noun in apposition.
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...
of the Cosmopterigidae
Cosmopterigidae
Cosmopterigidae is a family of insects in the Lepidoptera order. These are small moths with narrow wings whose tiny larvae feed internally on the leaves, seeds, stems, etc of their host plants. There are about 1,500 described species...
family. It is known from Argentina
Argentina
Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...
(Salta) and Brazil
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...
(Goias).
Adults were collected in April and May.
Description
- See glossaryGlossary of Lepidopteran termsThis glossary describes the terms used in the formal descriptions of insect species, jargon used mostly by professionals or entomologist....
for terms used
Male. Forewing length 3.7-4.1 mm. Head: frons shining silvery grey, vertex and neck tufts shining dark brown with reddish gloss, laterally and medially lined white, collar shining dark brown; labial palpus first segment very short, white, second segment four-fifths of the length of third, dark brown with white longitudinal lines laterally and ventrally, third segment white, lined dark brown laterally; scape dorsally shining dark brown with a white anterior line, ventrally shining white, antenna shining dark brown with a white interrupted line from base to beyond one half, basal and distal part of this line uninterrupted for approximately five segments, followed towards apex by eight dark brown segments, seven white, eight dark brown, three white, three dark brown and one white segment at apex. Thorax and tegulae shining dark brown with reddish gloss, thorax with a whitish posterior spot, tegulae lined white inwardly Legs: shining dark brown, foreleg with a white line on tibia and tarsal segments one, two and five, tibia of midleg with white oblique basal and medial lines and a white apical ring, tarsal segments one, two and four with white apical rings, segment five entirely white, tibia of hindleg as midleg, tarsal segments one, two and three with white apical rings, segments four and five entirely white, spurs dark brown, inwardly white. Forewing shining dark brown with reddish gloss, three short silvery white streaks in the basal area, a subcostal from one-eighth to one-fifth and bending from costa distally, a very short medial, ending at end of the subcostal, a subdorsal, twice as long as the medial, and starting where the medial does or slightly beyond it, a bright yellow transverse fascia beyond the middle, narrowed towards dorsum, bordered by an inner and an outer tubercular golden metallic fascia, the inner fascia outwardly with two small spots of blackish scales subcostally and subdorsally, the outer fascia inwardly with three similar spots and sometimes narrowly divided in middle, a white costal streak from the outer fascia, inwardly edged brown, a narrow silvery white apical line in the distal half of the apical area, interrupted in middle and shining white in the cilia, cilia dark brown. Hindwing shining brown with reddish gloss, cilia brown. Underside: forewing shining dark greyish brown, the white costal streak and the white streak in the cilia distinctly visible, hindwing shining dark greyish brown. Abdomen dorsally shining brown, segments three to five more ochreous, ventrally shining dark grey, segments broadly banded silvery white posteriorly, anal tuft dark greyish brown.
Etymology
The species is named after GanymedesGanymede (moon)
Ganymede is a satellite of Jupiter and the largest moon in the Solar System. It is the seventh moon and third Galilean satellite outward from Jupiter. Completing an orbit in roughly seven days, Ganymede participates in a 1:2:4 orbital resonance with the moons Europa and Io, respectively...
, a moon of Jupiter
Jupiter
Jupiter is the fifth planet from the Sun and the largest planet within the Solar System. It is a gas giant with mass one-thousandth that of the Sun but is two and a half times the mass of all the other planets in our Solar System combined. Jupiter is classified as a gas giant along with Saturn,...
. To be treated as a noun in apposition.