De or het cattleywespje?

The correct Dutch article is:

het cattleywespje

  • Plural: de cattleywespjes
Rule Diminutives (-je, -tje, -pje): always het. See the rule
Meaning (Dutch) (vliesvleugeligen) Eurytoma orchidearum een vliesvleugelig insect uit de familie Eurytomidae. De wetenschappelijke naam is voor het eerst geldig gepubliceerd in 1869 door Westwood

How to use cattleywespje

the cattleywespjehet cattleywespje
this cattleywespjedit cattleywespje
that cattleywespjedat cattleywespje
our cattleywespjeons cattleywespje
your cattleywespjejouw cattleywespje
every cattleywespjeelk cattleywespje
which cattleywespje?welk cattleywespje?
a big cattleywespje / the big cattleywespjeeen groot cattleywespje, het grote cattleywespje
the cattleywespje (plural)de cattleywespjes, deze cattleywespjes

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).