. f H5 ] 
to be the fame as our Sun-Jifh. Whether the Fifh 
from which our Ifinglafs is made, be the fame as 
the Ichthyocolla of the foremeiftioned Authors, as 
the Name ufually given to it feems to import, I 
Gannot teii: : ,But neither the Ichthyocolla of Ronde- 
litiiiidt Bellonms, nor the Hufo taken in the Danube, 
from the Bladder of which Fifla-glue is made, can^ 
by the Dcfcriptions given of them, be‘the fame as 
tht Sun-Jifh. t 
XII. u4n Account of the T)ifcon)ery of the Re- 
mains of a City under^ground, near Naples 5 
/ystp^uti.ic'tited to the Rotal Society hy 
William Sloan e^ Ef g^ F. R. S. 
A t About four Miles from Naples ^ under 
the MQunt4in^;_^ wijthiri halfi^a,Mil^e oCthe 
fide,; there, is a poor Man*’^ .down 
which about ' 30 Var'ds Thepe' is^'a Hole,. Avhich 'fbme 
People have the*CUriofity' to Ynay 
afterwards creep a good way under-ground, and with 
Lights find Foundations of Houfes and Streets, which, 
by fome it is faid, was in 'the Time of the: Romans 
a City called Aretin^ Others -fay R ort ^ Herhilei, 
where the Romans ufually eraba^Led iidm' idt Africa. 
I have feen the Well, which -iS ' deep,' -'‘and * a goOd 
Depth of Water at the Bottom, that I never cared to 
venture down, being heavy,*' and the Ropes bad. 
This City, it ' is- thought, was^ overwhelmed by an 
' • ' L"- V-; 'Eruption 
