ootheca


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o·o·the·ca

(ō-ō-thē'kă),
1. An egg case found in some lower animals.
2. Rarely used term for ovary.
[G. ōon, egg, + thēkē, box, case]

ootheca

(ō′ə-thē′kə)
n. pl. oothe·cae (-sē)
The usually hardened egg case of certain invertebrates, such as a cockroach.

o′o·the′cal adj.

ootheca

a case around the eggs of some insects.
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References in periodicals archive ?
Propoxur is also known to cause greater ootheca detachment and reduced hatchability thereafter and therefore has a higher efficacy against cockroaches (22).
Adult females were discarded after their ootheca hatched and second and third instars were held until use in a trial.
Nest material categories were fibers (plant materials <2 mm in thickness), straw (plant material >2 mm in thickness), silk (spider webs, oothecas, and diverse kinds of cocoons), and root or leaf fragments (independent of plant species).