
 
		a7 8  N   A   T   V.  R, A   L  p p   S $? :jO>  R  Y 
 Fig.  xxi..,The  „purple  fcajlpp. variegated  .with  wbitekdreular  
 fillets j  PeBunculus  purpurfljfapf&r.  vanwg&r 
 tus.;,  Jbfd,t r s 
 xxix.  The  purple, ribbetj, lealjbp j  PeBen  alt is jkMi&lk^urpmma  
 tranfuerse  variegatis  injignis.  ,, Helford  Harbour. 
 xxiii.  The  Ijght purple t?llina ^thths)rj2|pntal/y?W?ej eminent,.and  
 parallel  tp^p^iiaargin *  Qoncfaa iii ver/ice leqiter  purpupafcens, Jkfis  
 eminentibus  margins  parallelis, diJlinBa :u Tellina, tertia  iBldrtfyandi  
 id  videtur. ,  , 
 xxiv.  The  white  crooked-bill  bivalve  o f  t^,|»ffBltple }  ChpB>M  
 laws'  candidior,  triangularis.,  vertice admodum  rejfeyio  etacuntinato.  
 Whitfand-Efcy. ^ 
 xxv.  The  polilhed*  tellina;  the  -fillets-. difpofed  at.>sPfere!i£,di(r  
 tances,  but  o f  an  equal, breadth  throughout as  tUithei^elves,-  with  
 a  lerrated  edge ;  Tellina  vitfisalbpBateis^  purpupafe0U&td>Jdwte,r  
 jlriatay margine ferrdto.  IbidU 
 Tellina  varie  radiatce,  fa^afay Vittat^i l^ ig a t^   (tfp&ray  
 firiata  pukherrima.y  et  Chamce  parva  (ut  .plunimum,  It amen  ad  
 littora Whitfand-Bayh fu nt frequenter  reperta. 
 xxvi.  The  flat,,  finooth,  £ Ovulum marinum  lave, 
 minimumy  figura  cpmprejfcey -pr,  pcbinus . marinus  minimus :  «  the  
 back,  b  the  belly.  Mount’s-Bay. 
 xxvii. :The  round  and  fiat  iMpM^ta maBnuSj^otunBdSy 
 figura  comprejfay  papillis  ^m m syfpfni^^pi^t^s^^ehsffei^tiffsf  
 in  the Mount’s-Bay  from  4 -   --§ inches  high arid  inches  diaine-  
 ter,  down  to  one  eighth  of  an  inch  high,-  and  twp; eighths  of  an  
 inch  diameter. 
 xxviii.  The deprefled  cordate  fcaregg;  ILchinuS  fttaninUsdppfefse  
 cordatus.  Mount’s-Bay. 
 xxix.  The  narrow-mouthed. balanusi  Balanus*  one  pontnaBie  
 cinereus.  Mount’s-Bay.  The  elevation  xxix,  the  plan  xxx .. 
 The wide-mouthed  balanus;  Balanus  ore Mante magaus.: 
 xxxi.  One  valve  of  the  phqlas  taken,  out,  of  the ^middle  of  a  
 ftone  at Kam-Jenny,  Mount’s-Bay. 
 xxxii.  The wrinkled, notched, and high-beaked concha or cockel $.  
 Concha, cinerea denfa,  margin/? dentatOy Jlr iis fttgpfts  et platerj^pts undoje  
 tuberculojis.  Heyl-Mouth.----C, D, are the two fhells of the jaw 
 o f   the teredoy  or  auger-worm, - with which  it  eats  its way into  tirn-  
 ber and  ftone;  they  are  iharp,  and  turned  fcrew-wife  one  over  the  
 other  for  boreing.  Found  at Peyl-Mouth,  1756,  in  fir-timber,  by  
 the Reverend Mr. Williams  pf Glamofganfhire. 
 s e c t . xiv.  There  being  fuch  quantities  of  recent  fhells  on  the  coafts  of  
 Foffii-fheiis. Cornwall,  it  might  reafonably  be  expe&ed  that  extraneous  and 
 foffil- 
 -iOOF*  €  O  R  N/WHA  L  L.  §fq 
 fofiil-fhells,  fu,ch  a’s  'piflun'eàiBlldâMpitep^ ■ tapimonitcê'ÿ! and  other  remains  
 of marine teftaceous-â^fenals fhould  tee found1 in* proportionable  
 plenty in fl^nekg^aiirres,  and mines ;  feûg^hofe1  wh’o'have  travelled  
 through Cornell,: have  foufld  ho  füdh',th’ïn'g*:  iahd  ftrange  this- may  
 feem  td 'f6mfe * f  motlânyu®'^d®un'kbwd@hdehcy 3 ‘«yètSîri  this- particular  
 we  fhal| nhft tfmd* <3$tjÉw&îl ' ingular^hor  the  fiibjedt  fijffici-  
 ëntlÿrexamine#y^üéâr^^hat" -foiÿklh&llvâFe  ekWïidy  raré-ifj  
 Cornwall,  and'*-1*  have  fom^jÉes  vthtep|htrhth|é’.«Aeÿ%iape »p£? ouV  
 courttyimight?*avejcdntribli¥ed  im'a%*ap«îeafui;m to d eprive s  of  
 theïe  curibfitilsjj  fbï  being|ik  îiârroW' flip-1 of^alnd1 pfo^edShg^into  
 thb weftern  ocean,  the  departing Waters  ùfc/thfe  -deluge  'c|)uWv'nô’â  
 retiré|to  theirmhial  bed without!takihgfawa^gykrp&Ètsf/bf-the'up-  
 y&jftrdta, -as èmoderh  auth6rr has- obferveH^'j^fof.which  '% uè  âdd,  
 that'the  feasbtD'it-hemdrtbfahdf  fbuîh' ©f( Cornwall ' ©ô’tïld-ng^dekVo  
 thfocf&ifaefei: oE'îbhr  hiUs^withétiàfreqûenittftru^&s^pal)■ We1  
 ridgès ,where  two  feas jmdek-1 dfey muift hhv^produiie!dj.-'té#m  théier  
 owætJvéëigbt  anddnoncoucfè,  fuchi  vfbleïît  agitati’odsj^|WouM: <nbê  
 leave fùoh’-ligli^’hddies  aïs'Îhelllvilfeettejî p^ratsy  àtâ-  'aniffitl' e^u-viæ  
 th'reft in  the diftblvedjidays&ndthdfr'Jfones' bfvftjchtia’nafrohfri»^^  
 But:  I  am  perfuaded  that, this  is  flût ïthe''reafoîi!;u for  int Pther>  
 countiesd  and '  indeed'  foreign,, ctegiofrs;:'-where  tbe  'fhap©: of 3t^e.  
 country.-is  quite ( different,  >ahd addeSflibpat  all  coühtènaîifee  îubh'a  
 theory,o :we  find The  fkme want  of  thefê' extraiièausTûflîlsl  p r ft ,'  
 then,  Jet i t   be  obferved,  that  thefë  marine  e'xudi'Je  aiie  'iSot‘ec|tiallyi  
 dîlperfed-iin.évâry.'place ;  in  many  diftridts  few  or,.none -3re.-f®pnclJ'  
 in mk^diftridfs^ain they arhibiind  in  all  parts ;  'thbffkafdn-tef  
 which  is,  that  the  teftaceous  tribe^ do  fbmedmes  fhiff,-'retire^  and  
 difappeari frqm  feme  coafts,- land "mufT be  therefore  âkpmdlÉecSlÉi.  
 otfipsi  ' Thë murex,  £q, famous.formerly, on  tlie:coafts  oftT^rrèy'.has  
 been-1 unknown  there  for many ages, 't  FoffiMiêllvf% s%Dr^Siawy  
 page^iS^Srefyery  rare  id  the mdunttiSS  hear'*8irk^  tfieyaré^ftilh  
 rarer,  iPiFame  ;fays;-  frue,  id  many parte  b f  Afia minor,, where1'!!  
 eÿlebrated  Botkift  o f'ou r  country,* ïihotwéthftanditig  the* ulrdoft  
 enquiry,  could -mot  Hear  ..of  àay  in  much  larger ■ diftridls i th&ni'the,  
 county  of  Cornwall.  DIobiltfftmus  Shenundus.BotanicusMfferuitsquotk.  
 in  onèrdalibus plagis  ab  ipfomppdbplla fpretm mdujlria  in fofftlium  d tfc   
 quijittmey. prater  fiiam  &  u aliorum  empéBationem  nullum  unqaatn  
 diluroianuin monumentum  c om p é r i t Jof.  Montn Bvtfohiebjts  dèï tho-  
 numento  dil^viano,  page  24.  ,r£feiFor  is  in, obr  l^làèes; 
 (continues  the  fame  authôry. there  are  obferved  whelenmbuntàins /of ,  
 teftaceous  exuviae  ftketching  ‘.theidfelves  in -a1  ftraight  line  fér  Ttiany*’  
 miles  togethe^;^ -pount Maifilli': has  frequently  ihfqrteed  me j  To 
 Rajr,  Lhtiyd,  Htitckinfon.  b y   k . Hutchinf., vol. I. .traét 2,  pagè qàjjiAfr 
 alfo