
1) Cover 2) Covering 3) Natural covering
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https://www.crosswordclues.com/clue/testaceous

of or having a hard shell; brick-red
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http://phrontistery.info/t.html

• (a.) Of or pertaining to shells; consisted of a hard shell, or having a hard shell. • (a.) Having a dull red brick color or a brownish yellow color.
Found on
http://thinkexist.com/dictionary/meaning/testaceous/

1. Of or pertaining to shells; consisted of a hard shell, or having a hard shell. ... 2. <botany> Having a dull red brick colour or a brownish yellow colour. ... <zoology> Testaceous animals, animals having a firm, calcareous shell, as oysters and clams, thus distinguished from crustaceous animals, whose shells are more thin and soft, a...
Found on
http://www.encyclo.co.uk/local/20973
Tes·ta'ceous adjective [ Latin
testaceus , from
testa a shell. See
Testa .]
1. Of or pertaining to shells; consisted of a hard shell, or having a hard shell.
2. (Bot. & Zoology) Having a dull red brick color or a brownish yellow color.
Testaceous anima...Found on
http://www.encyclo.co.uk/webster/T/32

[
adj] - (biology) relating to or possessing a test or testa
Found on
http://www.webdictionary.co.uk/definition.php?query=testaceous

testaceous 1. Having a shell or test. 2. Having the reddish brown color of bricks or baked clay.
Found on
http://www.wordinfo.info/words/index/info/view_unit/3864/
No exact match found.