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Volume 23; Issue 4
Main
Lethaia
Volume 23; Issue 4
Lethaia
Volume 23; Issue 4
1
Double function of aptychi (Ammonoidea) as jaw elements and opercula
ULRICH LEHMANN
,
CYPRIAN KULICKI
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 496 KB
Your tags:
english, 1990
2
Reproductive strategy and the life cycle in graptoloid colonies
ADAM URBANEK
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 597 KB
Your tags:
english, 1990
3
The mesolophe, a new lophophore type for chonetacean brachiopods
PATRICK R. RACHEBŒUF
,
PAUL COPPER
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 854 KB
Your tags:
english, 1990
4
Pale biological implications of some Upper Ordovician juvenile asteroids (Echinodermata)
DANIEL B. BLAKE
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 1.59 MB
Your tags:
english, 1990
5
A neontological interpretation of conodont elements based on agnathan cyclostome tooth structire function, and development
RICHARD J. KREJSA
,
PABLO BRINGAS JR.
,
HAROLD C. SLAVKIN
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 3.63 MB
Your tags:
english, 1990
6
Modeling Cretaceous-Tertiary boundary events with extant photosynthetic plankton: effects of impact-related acid rain
KATHY GRIFFIS
,
DAVID J. CHAPMAN
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 416 KB
Your tags:
english, 1990
7
Organisation de type tétracoralliaire des rides septales de Palaeacis (Cnidaria, Carbonifére)
YVES PLUSQUELLEC
,
JEAN LAFUSTE ET
,
GREGORY E. WEBB
Journal:
Lethaia
Year:
1990
File:
PDF, 1.60 MB
Your tags:
1990
8
Physical modeling of the batocrinid anal tube: functional analysis and multiple hypothesis testing
TOMASZ K. BAUMILLER
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 880 KB
Your tags:
english, 1990
9
Upper Cambrian stem-lineage crustaceans and their bearing upon the monophyletic origin of Crustacea and the position of Agnostus
DIETER WALOSSEK
,
KLAUS J. MüLLER
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 3.22 MB
Your tags:
english, 1990
10
Predatory asteroids and the fate of brachiopods - a comment
DANIEL B. BLAKE
,
THOMAS E. GUENSBURG
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 206 KB
Your tags:
english, 1990
11
Asteroids and articulates: is there a causal link?
GEERAT J. VERMEIJ
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 212 KB
Your tags:
english, 1990
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