By Renate Matzke-Karasz, Koen Martens, Michael Schudack
Ostracods, small aquatic Crustacea, ensue in nearly each marine, brackish and freshwater habitat. Their calcified bivalved carapaces with ease fossilize and their checklist in earth background is lengthy, dense and numerous. Ostracod species are really worthy as instruments in marine and limnic (palaeo-) ecology, in (palaeo-) biogeography, and biostratigraphy. Their reproductive morphology is as striking as their reproductive modes, and plenty of in their physiological peculiarities stay mysterious. Ostracod taxonomy and phylogeny give a contribution to normal experiences of crustacean evolution.
The variety of ostracod functions in either biology and palaeontology is obviously illustrated by way of the eighteen papers of the fifteenth foreign Symposium on Ostracoda (Berlin, Germany) in 2005, that are grouped within the current court cases, considered one of 3 volumes as a result of this assembly.
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Extra info for Ostracodology — Linking Bio- and Geosciences: Proceedings of the 15th International Symposium on Ostracoda, Berlin, 2005
6°S–6°S), which is inﬂuenced by both equatorial (SEW) and subtropical waters (SSW), and north of 4°S by tropical water masses. In the central and southern zones, and particularly in the coastal areas, ostracod species richness and abundance was very low. P. porrecta was the most common and abundant species, and was found throughout the region, but specially related to high salinity (SSW, more oceanic) waters (Table 3). Conchoecetta giesbrechti although never abundant, occurred more frequently in the southern and coastal zones during this year, and was the only species that showed a negative correlation with the surface oxygen content (Table 3).
Galfetti, H. Bucher & A. Brayard, 2006. Early Triassic ostracods from Guangxi Province, South China. Rivista Italiana di Paleontologia e Stratigraﬁa 112: 55–75. Erwin, D. , 1993. The Great Palaeozoic Crisis: Life and Death in the Permian. Columbia University Press, New York. , A. Honigstein, B. Derin & A. Flexer, 1987. Late Permian Ostracodes of Israel. Taxonomy, distribution and paleogeographical implications. Senckbergiana lethaea 68: 197–223. , H. Kozur & S. S. Srirvastava, 1984. Middle Anisian (Pelsonian) Ostracoda from Spiti (Himachal Pradesch), India.
Qualitative samples of sand were collected from the intertidal zone near the water’s edge at a depth of more than 20 cm. 04-mm-mesh sieve net. Appendages were dissected and mounted in Hoyer’s solution on glass slides and drawn with the aid of a camera lucida. Carapaces (with soft parts) were treated with hexamethyldisilazane (HMDS) (Nation, 1983) for examination by SEM at 15 kV accelerating voltage. Type specimens are deposited in the Zoological Institute, Faculty of Science, Hokkaido University (ZIHU).