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Ontology Browser
Term:
Parent Terms Term With Siblings Child Terms
adult organism +  
anatomical group 
anatomical system +  
anlage +  
body of tubeworm +  
brain marginal zone +  
carcass 
comma-shaped body +  
copula linguae 
developing mesenchymal structure +  
differentiated genital tubercle +  
embryo +  
embryonic structure +  
extraembryonic structure +  
feather bud +  
female organism +  
future glans +  
future tongue +  
hair peg 
hermaphroditic organism +  
hypopharyngeal eminence 
immature eye +  
insect imaginal precursor +  
insect non-connected developing system +  
insect pharate adult 
larva +  
layer of developing cerebral cortex +  
limb paddle 
male organism +  
metanephros induced blastemal cells +  
morphological feature +  
nephric fold 
nephrogenic zone +  
notochordal process +  
organism subdivision +  
organism substance +  
pharyngeal region of foregut +  
post-embryonic organism +  
prepupa +  
primordium +  
Primordia are populations of contiguous cells that are morphologically distinct and already correspond in extent to a later organ/tissue[FBbt, Hartenstein, V. (2004)].
pronephros +  
pupa +  
Rathke's pouch +  
regenerating anatomical structure +  
S-shaped body +  
sexually immature organism 
siphon primordium +  
somite +  
tissue +  
tooth bud +  
transitional anatomical structure +  
tubotympanic recess epithelium 
typhlosole 
ulna cartilage element +  
vascular cord +  
 angioblastic cord 
 anterior crista primordium +  
 clavicle bone primordium +  
 corneal primordium +  
 ectodermal placode +  
 elbow joint primordium +  
 ethmoid bone primordium +  
 eye primordium +  
 gallbladder primordium +  
 gonad primordium +  
 Hatschek's diverticulum +  
 heart primordium +  
 hip joint primordium +  
 insect abdominal histoblast primordium 
 insect adult clypeo-labral primordium +  
 insect Bolwig organ primordium +  
 insect circulatory system primordium +  
 insect clypeo-labral primordium +  
 insect dorsal epidermis primordium +  
 insect embryonic optic lobe primordium 
 insect imaginal disc primordium +  
 insect tracheal primordium +  
 insect ventral epidermis primordium +  
 insect visual primordium +  
 interparietal bone primordium +  
 interrenal primordium +  
 knee joint primordium +  
 liver primordium +  
 lung primordium +  
 pancreas dorsal primordium +  
 pancreas primordium +  
 pancreas ventral primordium +  
 parotid gland primordium +  
 pharyngeal gill precursor +  
 primordial vasculature +  
 respiratory primordium +  
 rhombic lip +  
 salivary gland primordium +  
 scale primordium 
 spleen primordium +  
 squamous part of temporal bone primordium +  
 stomach primordium 
 temporomandibular joint primordium +  
 tetrapod frontal bone primordium 
 tetrapod parietal bone primordium 
 thymus primordium +  
 thyroid diverticulum +  
 thyroid primordium +  

Synonyms
Related Synonyms: bud ;   future organ ;   placode ;   primordia ;   rudiment
Xrefs: AEO:0000171 ;   BTO:0001886 ;   EFO:0001652 ;   EHDAA2:0003171 ;   FBbt:00005495 ;   FMA:86589 ;   MAT:0000482 ;   NCI:C34275 ;   UMLS:C0678727 ;   Wikipedia:Primordium
Definition Sources: BTO:0001886, FB:DJS, FB:FBrf0089570, http://flybase.org/reports/FBrf0178740.html

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