420 TRANS. OF THE ACAD. OF SCIENCE. 
glutinated—briarean, like the forearms of Hindoo divinities— 
at one common focus. It is therefore not a matter of sur- 
to find also the scapular and pelvic bones, in Fishes, ag- 
glutinated and mixed, as it were, in a similar manner; the 
pop arch, behind the gill-slit, in its symphysoid form 
not only presenting on either side a true pee an ischioid 
clavicle, encircling an obturatory hole, and a posterior sty- 
loid beam or ray as an secon element, (compare chicken 
pelvis) ; but stains in the t superior wear: slabs, 
etc., are phyllotactic oe expressive of individual, ve 
rha’ ape variable cycles. 
SprvaL AND‘ Hamat ARCHES. 
The fish-head, bearing ee of five of extremi- 
be — five vertebral belts, and, backward, Givided al en 
a & f = 
: ee Pimelodss ca) L 
rou of true sere 7 ell as 
. Ll 
—— nuchal top-slabs. 
’ The posterior elements of the Svatiichial arches ar 
