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Cyprinid Fishes
Among the fishes. a remarkably wide range ofbiological adaptations to diverse habitats has evolved. As weIl as living in the conventional habitats of lakes. ponds. rivers. rock pools and the open sea. fish have solved the problems of life in deserts. in the deep sea. in the cold Antarctic. and in warm waters of high alkalinity or of low oxygen. Along with these adaptations. we find the most impressive specializations of morphology. physiology and behaviour. For example we can marvel at the high-speed swimming of the marlins. sailfish and warm-blooded tunas. air breathing in catfish and lungfish. parental care in the mouth-brooding cichlids and viviparity in many sharks and toothcarps. Moreov...
A Monograph of the British Fossil Bivalved Entomostraca from the Carboniferous Formations, by T. R. Jones, J. W. Kirkby, and G. S. Brady
This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1884 edition. Excerpt: ...1862, p. 149, Annulosa, pi. 15, fig. 7); but the Cypridinal notch is absent in the latter, and the Musclespot is very different. Pigs. 1 and 7 of our Plate I have outlines somewhat similar to that of Polycope orbicularis, Brady (' Lin. Soc. Trans., ' vol. xxvi, pi. 35, fig. 53); but with this the resemblance ends, for in Polycope the Cypridinal notch is quite obsolete. With the similarly globose, but strongly hinged, Heterodesmus an imperfectly known Cypridinad from the...
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