問問英文tenses 問題

Blattella germanica 是德國璋瑯！
我想你想表達：德國璋瑯這種昆蟲是在台灣發現。
I think the correct sentence should be:
Blattella germanica is found in Taiwan.
因Blattella germanica是指德國璋瑯這種昆蟲，應該當單數用，verb用is較合適！

2015-08-05 09:00:47 補充：
Blattella germanica 德國璋瑯 可視為 collective noun.
所以應是singular term，用 is 而不是用 are.

2015-08-05 09:03:19 補充：
我認為時態用得正確！

Sorry, I want to ask wt is "Blattella germanica"

2015-07-26 20:06:12 補充：
If it is a singular, then the tenses is CORRECT la.....

Adverbial clause reduced to infinitive phrase:-
The "Blattella germanica" were too rare (to be found) in Taiwan.

德國蟑螂

https://zh.wikipedia.org/wiki/%E5%BE%B7%E5%9C%8B%E8%9F%91%E8%9E%82