| Criorhina portschinskyi | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Diptera |
| Family: | Syrphidae |
| Subfamily: | Eristalinae |
| Tribe: | Milesiini |
| Subtribe: | Criorhinina |
| Genus: | Criorhina |
| Species: | C. portschinskyi |
| Binomial name | |
| Criorhina portschinskyi (Stackelberg, 1955) [1] | |
| Synonyms | |
| |
Criorhina portschinskyi is a species of hoverfly in the family Syrphidae, belonging to the subtribe Criorhinina within the tribe Milesiini. [1] Like other members of the genus Criorhina , it is a bumblebee mimic. [2]
Criorhina portschinskyi is a medium to large sized hoverfly. Like other Criorhina species, it is a large, hairy bee mimic characterized by a face strongly extended downwards and an oblique anterior cross vein (r-m) reaching the anterior margin of the discal cell in the distal half. [2] [3] The head is much flattened and broader than the thorax, with antennae situated upon a prominent conical frontal process. The eyes are bare and the abdomen is elliptical. [3]
Adults are typically found flying near white spring flowers in woodlands and shrubs during May. [2] [4] Like other members of the genus, the larvae are saproxylic and develop in rot holes or decaying hardwoods. [3]
Criorhina portschinskyi is found in the Transcaucasia and Northern Caucasus regions. [5] It has been recorded from:
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