List: word usually written using kana alone

rarely used kanji form  usually written using kana alone  noun  noun (generic) 

• lesser emperor (Anax parthenope)

rarely used kanji form  search-only kanji form  usually written using kana alone  noun  noun (generic) 

• Sinictinogomphus clavatus (species of clubtail dragonfly)

usually written using kana alone  noun  noun (generic) 

• dobsonfly (esp. species Protohermes grandis)

usually written using kana alone  noun  noun (generic) 

• stonefly (any insect of order Plecoptera, esp. those of family Perlidae)

usually written using kana alone  noun  noun (generic) 

• wood ant (any ant of genus Formica)

usually written using kana alone  noun  noun (generic) 

• Monomorium intrudens (species of ant)

usually written using kana alone  noun  noun (generic) 

• Japanese wood ant (Formica japonica)

usually written using kana alone  noun  noun (generic) 

• Polyergus samurai (species of amazon ant)

usually written using kana alone  noun  noun (generic) 

• Formica sanguinea (species of red wood ant)

usually written using kana alone  noun  noun (generic) 

• cat flea (Ctenocephalides felis)