ob·tect 
(ŏb-tĕkt) also ob·tect·ed (-tĕktĭd)
(ŏb-tĕkt) also ob·tect·ed (-tĕktĭd)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 the Appendix of Indo-European roots.]