obtected

ob·tect

 (ŏb-tĕkt′) also ob·tect·ed (-tĕk′tĭd)
adj.
Having the wings and appendages enclosed or covered by a secretion that forms a hard shell or horny case, as the pupae of most butterflies and moths.

[Latin obtēctus, past participle of obtegere, to cover over : ob-, over; see ob- + tegere, to cover; see (s)teg- in Indo-European roots.]