Home >> Belgium & neighboring regions >> Melittidae Retour page mère
Voir aussi: Melittidae - Melitta
Melitta haemorrhoidalis
(Fabricius 1775)
Auteurs(s) : Michez D.
Diagnosis.
Female/male. Labial palpus half as long as glossa. Outer surface of galea smooth. Galea pointed apically. Malar area shorter than A2. Scutum and scutellum sculptured between punctures. Propodeal triangle horizontally costulate. Metasoma black.
Female. L=12.2mm. Face with erect, reddish hair. Clypeus sculptured between deep punctures, median line impunctate. Metanotum swollen apically. Entire metanotum punctate and mat. Ventral margin of F2 obtusely angled. Bt2 with brownish hair. Tb2 with carina on inner margin. Leg 3 with golden-yellow hair, Bt3 with reddish hair (sometimes with black hair apically). Terga with white, apical hair bands, shorter than marginal zone. Disc of terga nearly hairless. Prepygidial fimbria black (only in Pyrenees) or reddish, with a few, white hairs laterally. Pp sometimes with a small median elevated area.
Male. L=10.3mm. Clypeus mat, with deep punctures, except apical area smooth. Face with black lateral fringe. A3 as long as A4. A4-A12 strongly enlarged apically. F2 3X as long as wide. Inner fringe of F3 shorter than width of F3. Marginal zone of T2-T4 nearly hairless, sometimes with a few yellowish hairs. Disc of T1-T2 with brownish-yellow hair. Apical margin of S4-S5 slightly emarginate. S6 with brown apicomedian hair. S7 with apicolateral process bowl shaped, without spines. Disc of S8 with mediolateral carina. Apical plate of S8 circular. Apex of gonostylus pointed, straight ventrally. Base of inner margin of penis valve shorter than penis valve. Digitus rounded apically.

Diagnose.
Femelle. Postscutellum nettement élargi. Galea pointue (en forme de triangle), avec la face externe brillante. Palpes labiaux au moins deux fois plus court que les palpes maxillaires. Triangle propodéal crénelé longitudinalement. Tibia médian avec une crête latérale. Rs arrive à la moitié de la deuxième cellule cubitale.
Male. Sternite 7 avec des structures latéro-apicales en forme de coupole. Galea brillante. Palpes labiaux au moins deux fois plus court que les palpes maxillaires. Articles antennaires avec l’apex nettement épaissis, le reste de l’article cylindrique ou légèrement épaissi au centre. Triangle propodéal avec de légères crénelures horizontales. Rs arrive généralement à la moitié de la deuxième cellule cubitale.

Cartes

Afficher en grand

Photos

Afficher en grand