Chrysso sp BOMBALAI


Chrysso sp BOMBALAI
Family: Theridiidae
Genus: Chrysso
Chrysso sp BOMBALAI
Female ♀3mm
2015-09-05 FRI 12:17 BOMBALAI

 


Chrysso sp BOMBALAI Seta : Feather-shape blade-like black bristles

At the the tip of the abdomen are feather-shape blade-like black bristles (seta). These 10 pieces of hard bristles are longer then the surrounding white hairs.

Seta is a stiff hairlike or bristlelike structure, especially in an invertebrate.

Chrysso sp BOMBALAI
♀3mm
2015-09-05 FRI 12:25 BOMBALAI
 

Chrysso sp BOMBALAI Chrysso sp BOMBALAI
Female ♀3mm
2015-09-05 FRI 12:17 BOMBALAI
 

1- Transparent white sternum (breast plate)

2- A pair of book lungs with white cover.

3- Abdomen oval, shorter than wide and armed with one line of 10 black seta at the tip edge. No obvious female epigynum.

4- Spinnerets yellowish as the ventral abdomen.


  Ventrally the endites (pedipalpal coxa) and the labium (lip) form the mouth. The sternum (breast plate) with the dorsal carapace holds everything together. the two are joined by a pleurae, an elastic membrane. It is along the pleurae that the first crack stars the moulting process.

Dorsum is white with four Red and White stripes. (Front two stripes are red and posterior two strips are black)

Many species are strikingly colored, but, as in most theridiids, the coloration is variable.


  This species is found on the underside of leaves
of shrubs and small trees. Schmidt (I956) reports that it is commonly
brought with bananas to Europe.

A large number of biological species in Bombalai area. The surrounding private plantations resulted in several species considered threatened.

Spiders deserve to be conserved and protected because they help maintain the populations of pest species below environmental damaging levels.
 


 

SPIDERS OF BORNEO

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