List: rare term

rare term  noun  noun (generic) 

• biting midge (any insect of family Ceratopogonidae), no-see-um
• plant hopper (any insect of family Delphacidae)

rare term  noun  noun (generic) 

• Anopheles (genus of mosquitoes)

usually written using kana alone  rare term  noun  noun (generic) 

• alpine accentor (Prunella collaris)

rare term  noun  noun (generic) 

• catadromous fish (fish that migrates downstream, e.g. eel)

rare term  noun  noun (generic) 

• anadromous fish (fish that migrates upstream, e.g. salmon)

rare term  noun  noun (generic) 

• spinneret (of a spider)

rare term  noun  noun (generic) 

• spinnerule (small spinning tube on a spinneret)

rare term  noun  noun (generic) 

• book lung (arachnid respiratory organ)

rare term  botany  noun  noun (generic) 

• sporophyte

rare term  noun  noun (generic) 

• Nephila clavata (Oriental species of golden orb-weaving spider)