Volume 23; Issue 2

Lethaia

Volume 23; Issue 2
2

New newsletters: ‘Ichthyolith Issues' and ’The trilobite papers‘

Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 106 KB
english, 1990
3

Amino acid composition of aragonitic concholin in the shell of Arctica islandica

JOHN-ERIK HAUGEN, HANS PETTER SEJRUP
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 632 KB
english, 1990
4

Significance of time-averaging for palaeocommunity analysis

FRANZ THEODOR FüRSlCH, MARTIN ABERHAN
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 662 KB
english, 1990
5

An uncommon oyster breeding system in a Late Tertiary Patagonian species

OSCAR O. IRIBARNE, MARCELA S. PASCUAL, EDUARDO A. ZAMPATTI
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 525 KB
english, 1990
6

Heterochrony and the origin of tetrapods

JOHN A. LONG
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 714 KB
english, 1990
7

Extinctions and migrations of Devonian rugose corals in the Eastern Americas Realm

WILLIAM A. OLIVER. JR
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 740 KB
english, 1990
8

Colony development and formation in halysitid corals

DONG-JIN LEE, JAMES P. A. NOBLE
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 4.12 MB
english, 1990
9

Biological aspects of theoretical shell morphology

ENRICO SAVAZZI
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 2.80 MB
english, 1990
10

A fossil Cenozoic monoplacophoran

MARCO TAVIANI, BRUNO SABELLI, FRANCO CANDINI
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 990 KB
english, 1990
12

Comment on Saccaminopsis affinities

PETER GUTTERIDGE
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 60 KB
english, 1990
13

Comment on Breithaupt and Duvall's oldest record of serpent aggregation

DAVID CHISZAR, HOBART M. SMITH
Journal:
Lethaia
Year:
1990
Language:
english
File:
PDF, 59 KB
english, 1990