u8 The S\(atural Hiflory 
yaft a bignefs^thac 1 guefs they cannot be lefs than a tun in weight: j 
I am fure that which lies higheft on the Hill, and is here rep re- ! 
fented Fig.^. is fo much at theleaft. Of thefc all that Weftern 
fide of the Hill feems to be compofcd, if one may guefs by their 
appearance above the ground on each hand the way; but how 
they fhould come there, or with what ^mmal-mold formed (if 
not by fome peculiar//^^/V power in the earth) 1 leave to the fa- i 
vorers of that opinion to find. 
145. Hither alfo I muft refer for the very fame reafon, a fort of 
ftone found in the Quarries of rubble ftone near Shotover^ com- i 
pofed as it were of filamentsYikc hair^ which yet muft not be the 
Foljthrixof becaufe not greenifti, nor the Boftrychites of 
Zoroaftres^ or the Corfoides of the fame Pliny^ ^ becaufe neither 
gray nor long. However, let it be a Thrichites (though the word 
be differently ufed by Viofcor ides'") and the rather placed here,bc- 
caufe moft like the (hort hair of beafls : Of colour it is yellowifti, 
and each hair (as they appear in the Micro/cope) feems to be firiated 
2in& channelled lis whole length ; but to the naked eye they fliew 
themfelves only in columns^ which at certain diftanccs arc all joint- ■ . 
ed, as in Fig. 7. 
1 46- Befide the fiones reprefenting the parts of the Vivifarou^^ 
I have met with oneJihat feems to belong to the oviparous Quadru- 
pedes^ and that is a Bufonites or Toad-ftone, which perhaps may | 
better deferve its name, than any yet mentioned by other Authors. 
For by my Bufonites or Toad-Jione^ I intend not that ftiining po- 
lifh'd flone^ firft demonftrated by the Ingenious and Learned Dr. 
Merret , in His Majefties prefence, to be nothing elfe but the 
jaw-tooth or grinder of the Lupws marinm^ and fo confcft to be 
by the Gold-fmiths that fold them. But a certain reddifli liver- 
colour'dreai Jlone^m&tt6. of the form of thofe of the SharK-fifi^ 
i. like the fegment of a fphere^ convex at the top, and concave 
underneath, as in Tab, 7. Fig. 8. but found amongft the Gravel 
in Magdalen Coll. Walks : and may be fo called (as I prefume the 
others are) from fome refemblance they have to the figure of a 
Toads skull-, not that there comes any fuch thing out of a vexed 
toads head, as is commonly and no lefs fabuloufly reported. 
147. The Jiones that refemble the parts of Men being next to 
be confider'd, I (liall begin with thofe that have relation to the 
* Naf. Hiff. lib, iy,caf' 10, 7 Idem loco dtato. » Lih.^ (.ap. 114, 
head6 
