Family Thomisidae comparison

*Small to medium sized circular depressions on upper abdomen

Larger and most prominent in UmPhafa observation
Smallest in Kerkenberg observation

*Colouration on flanks of cephalothorax carapace and median abdominal surface adaxial to cephalothorax, as well as circular colouration on leg joints

Darkest and most prominent in Hela Hela observation
Lighter in UmPhafa observation
Different in Kerkenberg observation (bands of pale orange on abdomen)

*Raised ridge between cephalothorax and Pedipalps housing eyes

Most prominent in Hela Hela observation
Slightly less prominent in Kerkenberg observation
Near absent in UmPahafa observation

Posted on October 18, 2020 08:06 PM by anthonywalton anthonywalton

Observations

Photos / Sounds

What

Flower Crab Spiders (Genus Thomisus)

Observer

anthonywalton

Date

February 1, 2018 09:06 AM SAST

Description

Two points on abdomen side, facing opposite directions. Anterior and posterior sides of abdomen with red/orange horizontal banding

Photos / Sounds

What

Flower Crab Spiders (Genus Thomisus)

Observer

anthonywalton

Date

October 25, 2016

Description

Tiny yellow spider with orange speckles


Tiny hairs covering body

Photos / Sounds

What

Flower Crab Spiders (Genus Thomisus)

Observer

anthonywalton

Date

December 11, 2018 12:37 PM SAST

Description

Raised stance with legs stiff and abdomen in an upright superior position relative to body. Perhaps a defensive response

In open grassland

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