PPT-Bivalves

Why are they called bivalves The shells of a bivalve are made up of two halves that are mirror images of each other and are joined at one edge by a flexible hinge Each half is asymmetrical and rounded so that when . brPage 1br A135 g g2g A A135 u 151g A A g A A 135r 135AK135s 135 A153 b2 A g155Au A 2g A135 A A g AA A 135 bA 135g 13 . Chapter 18. Univalves. Single shell . Marine snails. Abalone: . harvested in California (cannot can or ship out of state.) Frozen from Mexico or Canned from Japan.. Conch: . found in warm waters of the Florida Keys/. The . mollusks. are invertebrate animals known as . Mollusca. . . There are more than 150,000 species within this phylum.. Types of Molluscs. snails . clams . squid . cuttlefish . octopus which are among the most neurologically-advanced invertebrates. Species distribution. +. Environmental factors distribution. Correlation. No mechanistic link. Macoma. . balthica. Abra alba. . Degraer. et al. 2008. Hypothesis: bivalves growth and survival depends on TSM . Tough Softies!. Kingdom: . Animalia. Phylum: . Mollusca. . (Mollusks). Class: . Bivalvia. . (Bivalves). Class: . Cephalopoda. . (Cephalopods) . Class: . Gastroboda. . (Gastropods). Mollusca. is the second most diverse (second most number of species) phylum in the animal kingdom!. Instituto Português do Mar e Atmosfera. 2013. Boas práticas para a produção de bivalves – Ria Formosa. Tratamento do terreno. Remoção de macroalgas. Adição de areia. Cota. Remover as macroalgas e revolver o sedimento periodicamente. . PHYLUM. Deanne L. de . Asis. Jessica . Consad. KINGDOM. MOLLUSCA. introduction. content. conclusion. Evolution. Definition. Life History and Ecology. Taxonomy. Morphology. Relations with Humans. Diversity. Bivalvia. Class . Bivalvia. Formerly known as . Pelecypoda. There are more than 15 thousand species of:. Mussels. Oysters. Scallops. Clams. Numerous other families of . shells. Introduction. Characteristics. Marko Manojlovic . UC Santa Cruz. Brachiopods vs Bivalves. “Every zoologist acknowledges the inferiority of the . Bryozoa. and the Brachiopods when compared with the [Bivalves]….Now if any fact is well established in Paleontology, it is the . Marko Manojlovic. UC Santa Cruz. Brachiopods vs Bivalves. “. Every zoologist acknowledges the inferiority of the . Bryozoa. and the Brachiopods when compared with the . [. B. ivalves. ]….Now if any fact is well established in . PHYLUM MOLLUSCA. ___________________________________are . all mollusk. . There is a wide variety of animals in this phylum—from the . slug. that moves very slow to the . squid. who is jet-propelled. . Mollusks include: . Clams. Snails. Scallops. Mussels. Oysters. Squid. . Octopus . Nautilus. CLICK MED. Mollusks have the following characteristics:. Soft, . bilateral. symmetry. Background vs. Mass Extinction. Background extinction. = species gradually and continuously go extinct, creating a turnover of species through time.. Background extinction and mass extinction. 0. 600. .. Mollusks with two shells are referred to as . Bivalves. Bivalves. Two shells of a bivalve are hinged together at one end and are kept closed by a short, tough . ADDUCTOR MUSCLE.. Clams, oysters, and mussels have two adductor muscles..