Pipe Animal 1 349 
lie Teems however in fome Kind of Doubt: 
and in a Letter received from him after¬ 
wards, he imagines the Mulberry InfeSt may 
poifibly be the lafl-mentioned Clujlering Po¬ 
lypes with Opercula (N° xm.) not yet come 
to their perfect State. He met with feveral 
• of thefe Infedts, or Congeries of Infers, of 
different Sizes, and with different Numbers 
of Knobs or Protuberances, fome having 50 or 
60, others more or lefs, even down to 4 or 5, 
but the Manner of moving was the fame in 
all. 
CHAP. XVII. 
c The Pipe Animal. 
U PON the Sea-fhore, on the Coafl of 
Norfolk , and without Doubt in other 
Places, Heaps of Tandy Matter are to be feen 
at low Water, two or three Feet fometimes 
in Length, compofing Multitudes of fmall 
Tubes or Pipes, which are the Cafes or Ha¬ 
bitations of living Creatures. My Norwich 
Correfpondent, to whom I ftand obliged for 
this Information, wrote me Word, that a 
Friend of his broke off and brought to him 
a fmall Piece of fuch a Congeries of Tubes 
or Pipes, in Shape and Size as at N° 11. 
in which a a a a fhew the Mouths or Open¬ 
ings of the Pipes wherein the little Creatures 
make their Abode. 
He 
