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Species / Ball python / Hidden Gene Woma

Hidden Gene Woma

HGW
incomplete dominant (trade usage)Spider complexhealth issue reportedpartly sourced
Complex: Spider (listed as suspected on Morphpedia). Complex membership is as reported by breeders and community lists; most memberships have not been proven in a lab.

How to recognise it

HeadAlmost entirely chocolate-brown head with very little blushing on the crown.
PatternFaded alien heads, often keyhole-shaped with a single eye spot.
ColourSoft golden-brown through to sharp black.
BellyHighly variable, not a usable marker.
EyesNot yet verified against a source.
With ageNot yet verified against a source.

Rows marked "not yet verified" are withheld until they can be cited. Inheritance is the trade's usage unless a source below states it.

Visible in a single copy?

Visible in single copy, but subtle enough that it is routinely mistaken for Woma. No extra hidden gene despite the name.

Super form (two copies)

Pearl
Not yet verified against a source.

Photos

No photo yet. We only show photos submitted by members, sellers' photos used with permission, or photos with a verified free licence and credit, never borrowed or AI-generated images. The sources below link to reference galleries.

Health and welfare

A health concern is reported for this gene. The detail has not yet been checked against a source we can cite line by line, so it is not repeated here. Read the sources below before buying or breeding.

DNA test

A test is listed for Rare Genetics Inc: Hidden Gene Woma (list read 2026-11-13 on MorphMarket's page for that lab). All listed tests

Sources for this page