ISBS¥ISUE Nu. 33.] L'l’l’lill DEVUNIAN F1511 REMAINS, 3%
As I'Pgill'llh [he lwn proved I'Ioloptj/chins forum one lrelnugs ln :1 new varier whirh is musl nearly |‘Plill€ll ln 1!. nobilissimns Atr, whirl) appmrs ln he uxlenllell in lln: 0h] val lvulh in lhu eastern nlnl llw weslern purliuns of the nnrlhern hI-mispllere. ll lhus nll'nrlls nu (lk’lllllll‘ proofs. The nlher appears to he lllL’lIllCfll wilh Il.lnhervnlahm NE\\'B..
which nrcnrs in [he Kalskill, but may also be A: ‘irleretl as [Lg/ignit-
tens An. whirh ocrnrn lmlh in N. Amm'i
I null in Europe. (Belgium. Srnllanil. N. W. llnsaia runl Bi‘u'en lslnmlJ Glyptolt'pis lumridens AG. and leplapterns AG. are highly clmrm'»
lerisliu inropenn forms which have nnly om relative in N. Amer' . \‘IZ. UL qncbecensis Wnrr. in lhe Upper Dm‘uninn ml the Quebec l’rovinre lScaumennc Bay).
Osteolepis la quile unknown in the Ameriran tlellufillm hul (Ill neununl of [he nnrerlain rharncler ol the remains rumml lw given any >pEL'lill >ignifirnnce.
On the nlllel' hand. llll‘ liny mussel lielnnging lu th family Pliloniu. allow» Llislinvl runneuliun wilh prel‘iumly known Amerirnn lilunne, heng lllE‘nlll‘fll or very nearly relalml l0 Phi cylindricn “ALI. h'uln llw Humillon llrnup in va York.
The lis'hes lhns appear ln have tlillvrenl runlliliuns lu lhis lurm emigranling from the marine inverlehml fnunu.
ln lhu latter ruse |he rnnnlilium zn'v lllllll? rvmarknhlr‘. pnrlirularly in View of the marine launn in [he Silurian nml Dm'unlan .xl‘l'lPh which I.\|IL mnl (1. l3. Mm‘nn Jum-
awarding l4» llw invosligalinns of U. llnixr a markedly Amerirnn charm-liar.
'l‘ln- Devnninn li<li launn UH lillwnwrn |.:m<l lhn< app-zan- -— nl lhe grenler pnrl. 7 lo have hurl n (lill'erwnl ml in ln
llml known in the case of 5. l3. Canada nml lln- mljuining [mils nl' lln- Uniletl Slales. They must lime hml ulmlller runner-Hun wilh lln> lnnnnl province. nl' N. Europe.
The occurrence nl Hie Hwtlmlmslvns form~ gl\\:\ an nnlirnllull. lur they werv lnrnwrly nnly known in N. \Vi lCurnpe. n> ~ln|exl ulnn'v.
The mrliesl m'vnrrenre is’ in Ilnz l‘lm'mlel‘ln Smnlslnnv ul l’nlzunl. lvelungiug ln [he lVllllm' Millvllv lh-vnninn. 'l‘hrre :u't' exmuplw in N, Situllnml in wluenhnl lnll‘r slrnlu. :unl in N. \V. llu.~~i.'l verr rmnlnullly in the Lower lippor Du-mninn, :|.~ Ella” in Spilzlwrgvn nml l‘llleqnm‘e Lnntl. Arum-ding l0 unr pl'osvnl kunnlmlgv H is natural ln uxplnin lhi< in lhe [allowing manueln
l€s(unmuxlens LleYL‘lUIH‘ll in lln- l‘lllrnpunll prm‘iure lrnm lhe anvr Devonian Drkpunuspis Genu‘mdeuensis, “"llilsl llw Inllvr was a mnrim»
