Cosmopterix chaldene
Encyclopedia
Cosmopterix chaldene is a moth
of the Cosmopterigidae
family. It is known from Brazil
(Distrito Federal).
Adults were collected in September.
Male. Forewing length 3.3 mm. Head: frons shining grey with greenish and reddish reflections, vertex shining bronze brown, neck tufts shining dark bronze brown with reddish reflection, laterally and medially lined white, collar shining dark bronze 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 white anterior and dorsal lines, ventrally shining white, antenna shining dark brown with a short white line from base changing to an interrupted line to beyond one-half, remaining part of antenna missing. Thorax and tegulae shining bronze brown with reddish gloss, thorax with a white median line, tegulae narrowly lined white inwardly. Legs: shining greyish brown, femora of hindleg ochreous-grey, foreleg with a white line on tibia and tarsal segments, except segment four, midlegs missing, tibia of hindleg with white oblique basal and medial lines and a white apical ring, tarsal segments one and two with white apical rings, segment five dorsally white, spurs white, ventrally greyish brown. Forewing shining dark bronze brown with reddish gloss, three white lines of about equal length in the basal area, a subcostal from one-tenth to one fifth, bending from costa distally, a medial above fold, its centre under the distal end of the subcostal, a subdorsal slightly further from base than the medial, a few white scales on dorsum beyond base, a yellowish brown transverse fascia beyond the middle, only slightly paler than the ground colour of the forewing, bordered at the inner edge by a tubercular pale golden metallic fascia, slightly narrowing at costa and with a subcostal patch of blackish brown scales on outside, bordered at the outer edge by two tubercular pale golden metallic costal and dorsal spots, the dorsal spot a little larger and slightly more towards base, both spots very close to each other or connected in the middle, forming a fascia, a small white costal streak connected to the costal spot, the apical line as a pale golden spot in the middle on dorsum of the apical area and a white streak in the cilia at apex, cilia bronze brown at apex, paler towards dorsum. Hindwing shining greyish brown, cilia pale brown. Underside: forewing shining greyish brown, the white costal and apical streak distinctly visible, hindwing shining brownish grey. Abdomen dorsally yellowish brown, ventrally brownish grey, segments banded shining white posteriorly, anal tuft yellowish white.
. 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 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...
(Distrito Federal).
Adults were collected in September.
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 3.3 mm. Head: frons shining grey with greenish and reddish reflections, vertex shining bronze brown, neck tufts shining dark bronze brown with reddish reflection, laterally and medially lined white, collar shining dark bronze 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 white anterior and dorsal lines, ventrally shining white, antenna shining dark brown with a short white line from base changing to an interrupted line to beyond one-half, remaining part of antenna missing. Thorax and tegulae shining bronze brown with reddish gloss, thorax with a white median line, tegulae narrowly lined white inwardly. Legs: shining greyish brown, femora of hindleg ochreous-grey, foreleg with a white line on tibia and tarsal segments, except segment four, midlegs missing, tibia of hindleg with white oblique basal and medial lines and a white apical ring, tarsal segments one and two with white apical rings, segment five dorsally white, spurs white, ventrally greyish brown. Forewing shining dark bronze brown with reddish gloss, three white lines of about equal length in the basal area, a subcostal from one-tenth to one fifth, bending from costa distally, a medial above fold, its centre under the distal end of the subcostal, a subdorsal slightly further from base than the medial, a few white scales on dorsum beyond base, a yellowish brown transverse fascia beyond the middle, only slightly paler than the ground colour of the forewing, bordered at the inner edge by a tubercular pale golden metallic fascia, slightly narrowing at costa and with a subcostal patch of blackish brown scales on outside, bordered at the outer edge by two tubercular pale golden metallic costal and dorsal spots, the dorsal spot a little larger and slightly more towards base, both spots very close to each other or connected in the middle, forming a fascia, a small white costal streak connected to the costal spot, the apical line as a pale golden spot in the middle on dorsum of the apical area and a white streak in the cilia at apex, cilia bronze brown at apex, paler towards dorsum. Hindwing shining greyish brown, cilia pale brown. Underside: forewing shining greyish brown, the white costal and apical streak distinctly visible, hindwing shining brownish grey. Abdomen dorsally yellowish brown, ventrally brownish grey, segments banded shining white posteriorly, anal tuft yellowish white.
Etymology
The species is named after Chaldene, a moon of JupiterJupiter
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.