Orsima
Encyclopedia
Orsima is a spider
genus of the Salticidae family (jumping spiders).
O. ichneumon has been suggested to be a Polyrhachis
(Formicinae
) ant mimic
in reverse, however a recent study dismissed this.
Spider
Spiders are air-breathing arthropods that have eight legs, and chelicerae with fangs that inject venom. They are the largest order of arachnids and rank seventh in total species diversity among all other groups of organisms...
genus of the Salticidae family (jumping spiders).
O. ichneumon has been suggested to be a Polyrhachis
Polyrhachis
Polyrhachis is a genus of formicine ants found in the Old World with a large number of species . The genus is yet to be comprehensively resolved and contains many varied species including nest weavers , swimming workers , soil and tree dwellers Polyrhachis is a genus of formicine ants found in the...
(Formicinae
Formicinae
Formicinae is a subfamily within the Formicidae containing ants of moderate evolutionary development.Formicines retain some primitive features such as the presence of cocoons around pupae, the presence of ocelli in workers, and little tendency toward reduction of palp or antennal segmentation in...
) ant mimic
Ant mimicry
Ant mimicry is mimicry of ants by other organisms. Ants are abundant all over the world, and insect predators that rely on vision to identify their prey such as birds and wasps normally avoid them, either because they are unpalatable, or aggressive. Thus some other arthropods mimic ants to escape...
in reverse, however a recent study dismissed this.
Species
- Orsima constricta Simon, 1901 — West, Central Africa
- Orsima ichneumon (Simon, 1901) — Malaysia, Sumatra, Borneo