Cyrtoceras.

172

Cephalopoda.

Subdivision.

Genus, Species, andAuthor.

Pleta .

digital©,

Eichw

Tr., BL.

Eugium,

Hall

Tr.

exiguum,

?>

Pleta .

falcatum,

Scliloth

Corail. Lst.

falcigerum,

Eichw

B., BL., Tr.

falx,

killings

Tr.

filosum,

Hall

Fauna E. e. 2,

Forbesi, Etheridge, Barr

Carad.

Foster!,fragile,

Hall.

Div7 1, A. G.,

Billings.

Llandov.

Niag.

giganteum,

M'Chesney.

Fauna 1) .

hospes,

Boll.

BL. or Tr.

Huronense,

.Billings.

Compact Pleta...

ibex,

Sowerby.

Carad.

in sequi septum,

Portlock.

Lower Stage.

(Esthonia ) Wesenberg .Wisconsin .

(Canada West ) L’Orignal,Ottawa River , Upper Mis-sissippi River.

Reval (Esthonia ).

(Can. W.)Mid.Ottawa River .New York .

(Wales ) Rhiwlas.

Middle Stage.

Phragm. Brateri.

BL., Tr.

Isodorus,

Billings.

Guelph .

Jonesi,

„ ?

Tr.

Juvenalis ,

..

lamellosum,

Hall.

II. R, G.

? ligarium,

Billings.

Tr.

loculosum,

Hall.

Niag.

Lucillus,

Billings.

Lysander,

CH.

M'Coyi,

Tr.

macrostomum,

Hall.

11

marginalis,

Conrad.

Queb. G.

Metellus,

Billings.

B., Tr., Carad...

multicameratum, Hall,M'Coy.

Dolom. Lst.

multiseptatum,

Pleta .

nanum,

Eichw.

td

t-i

II

Nileus,

Hall.

Pleta .

Odini,

Eichw.

Orcas,

Orestes ,

Hall.

Billings.

Guelph .

Orodes ,

H. R. G.

posthumus,

»»

U.Tremad.

prsecox,

Salter.

Pleta .

priscum,

regulare,

Eichw.

B., BL., Tr.

Billings.

Pleta .

scindens,

Eichw.

„

simplex,

11

BL.

Billings.

B., BL.

sinuatum,

subarcuatum,

Etheridge.

L. H. G.

Hall.

Pleta .

substriatum,

Eichw.

CH., B.,BL. ...

subturbinatum,

Billings.

P., Queb. G.

Syphax,

Pleta .

testaceum,

Eichw.

Tr”.

undatum,

Whitneyi,

Hall.

?

sp. ind.,

Meneghini.

>»

11

Salter.

Wesenberg (Esthonia ).Wisconsin .

Isle Odinsholm (Baltic ).

North Germany (drift).

Lake Huron (N,W. end).Czarskoye-selo (Russia ), IsleOdinsholm (Baltic ).(Irel.) Desertcreate, (Wales )Llangollen.

Lake Huron (N.W. end).

(Canada East) Montreal .(New York ) Middleville,Canada .

Lake Huron (N.W. end).Wisconsin .

(East L.Huron)Cape Smyth.

Mingan Isles (Gulf of St. Lawrence ).

(Norway ) Christiania , Ca­ nada , (New York ) Middle-ville, Pennsylvania , (Wis­ consin ) Mineral Point.

(Wisconsin ) Mineral Point.

Point Levis (Canada East).

England, (S.W. Scotland )Knockdollian,(New York )Middleville.

(East L.Huron)Cape Smyth.(North Wales ) Garth, Tu-hwnt-yr-bwlch.

Isle Dago, Hohenholm.(Can. W.) Mid. Ottawa R.(Russia ) Poulkova.

Kirna (Esthonia ).

(Canada ) Nepean Township.(Canada West ) Ottawa River ,Little Chaudiere.England,(N.Wales ) Rhiwlas.(Scotland ) Ayrshire, (Irel.)Desertcreate,(Wales ) TwllDhu, Llyn, Rhiwlas.

(Esthonia )Isle Dago,Hohen­ holm.

Mingan Isles (G. St. Lawr.).Point L6vis (Canada East).Wisconsin .

(Esthonia ) Isle Dago.

Isle Dago, Pyhalep.

(Anticosti ) Gamache Bay.

Isle Oesel (Baltic ).

(Bohemia ) Dlauha Hora.Chicago ? (Illinois ).

Joliet (Illinois )

(Russia ) Kolpino ?.

Upper Stage.

(Canada W.)Galt Township.

Wisconsin .

Wisconsin or Iowa .Flamboro’ Township (Can.W.).

New Hope (Canada West ).

(Central N. York ) Herkimer.

N.W. Scotland .(Caernarvonshire ) CameddDafydd.

(Sardinia ) Fluminigiore.

Mag-