Simple categories matching ectodermal:

• tissue,
• appendage,
• structure,
• region,
• feature,

Members with property ectodermal:

• teeth,
• genitalia,
• tentacle,
• otic_vesicle,
• hair,
• skin,
• nail,
• cement_gland,
• myelinated_nerves,
• mammary_gland,
• eyes,
• antenna,
• digit,
• limb,
• claw,
• breast,
• inner_ear,
• neuroepithelium,
• corneal_epithelium,
• nervous_system,
• malformed_teeth,
• cochlea,
• brain,
• fin,
• facial_structure,
• de_nail,