of Corars, Ex. 
91 
about one-half deep in the Stone, not always continued ina 
freight Line, or to the fame Depth, of the fame Diameter, 
_ buta little flanting or curved ; and of a larger or lefs Bore or | 
Depth, according to the Size of the Animal inhabiting each 
Funnel, Thefe ‘Tubes appear opened length-ways in the per- 
pendicular Section at B. B. And the different Bores may be 
-feen in the tranfverfe one at C. 
Upon moft of the Cells, we obferve a little Cover, or 
Operculum of Sand ; which, itis probable, the Animals form 
for their Security and Defence, when they retreat from the 
open Funnel-like Part into the Tube. 
 Thefe Tubes, as hath been obferved above, are not of the 
fame. Dimenfions, nor always ftreight: But in this they all 
agree, that their Bottoms are clofed up, the Animals filling 
up behind, as they advance forward, by a conftant Appofi- 
ter ifluing from them. | 
tion of fandy Particles, united together by a glutinous Mat~ 
The Animals that erect thefe connected Habitations, when 
examined by the Microfcope, are remarkable. 
Fig. a, 6, reprefent them in their natural Size. 
Fig. c, d, the fame magnified, from whence it appears 
they are of the Scolopendra Kind. Paar 
‘The Head (e, f{) confifts of three oval Rows of flat {tiff 
uills, of a fine Pearl-like Polifh. Thefe are moveable, at 
the Will of the Animal, in different Directions, and for dif- 
ferent Purpofes. In the longitudinal Slit, that divides thefe 
three Rows, is the Mouth, towards which the inner Row is 
inclined. Each Row of Quills is divided into two Parts, and — 
is moved by different Mufcles. dark 
“The two Mutcles of the outward Row appear immediately 
ee. Na under 
~ 
