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Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

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822Maggenti and Gardnerseptum. 2. (BRYO) An internal membrane <strong>of</strong> a communicationorgan. see dietella.septum n.; pl. -ta [L. septum, partition] 1. Any dividing wall,membrane or partition separating cavities or masses <strong>of</strong> tissue;a dissepiment. 2. (ANN) Two layers <strong>of</strong> peritoneal cellsenclosing muscle fibers, and blood vessels that separateadjacent segments. 3. (ARTHRO: Crustacea) For barnacles,see transverse septum. 4. (BRACHIO) Long, narrow, elevation<strong>of</strong> the secondary (shell) layer, usually bladelike. a.In Articulata, within underlying floor <strong>of</strong> valve with high,narrow deflections <strong>of</strong> fibrous calcite starting near the primarylayer. b. In Inarticulata, comparable deflections <strong>of</strong>the shell lamellae. 5. (MOLL: Cephalopoda) A calcareoustube that supports the siphuncle. 6. (MOLL: Gastropoda) Atransverse plate secreted with early formed whorls <strong>of</strong> shell.sere n. [L. serere, to join] A chain <strong>of</strong> communities that followone another in sequence, prisere (primary sere) to a climaxtypical <strong>of</strong> a particular climate and geographical area. seehydrosere, xerosere, lithosere.serial a. [L. series, a row <strong>of</strong> things] Pertaining to or consisting<strong>of</strong> or arranged in a series or row.serial crochets (ARTHRO: Insecta) Crochets <strong>of</strong> larvae, the distribution<strong>of</strong> the bases or points <strong>of</strong> attachment. see uniserialcircle, biserial crochets, multiserial crochets.sericate a. [L. sericus, silken] Having short, thick, silky down;sericeous.sericin n. [L. sericus, silken] (ARTHRO: Insecta) In Lepidoptera,a protein containing a high content <strong>of</strong> the amino acid serine,that hardens in air to form the glue surrounding thethreads emitted from the spinneret <strong>of</strong> the silkworm.sericose n. [L. sericus, silken; os, mouth] (ARTHRO: Insecta) InHymenoptera, the opening for the duct <strong>of</strong> the silk glands.serictery, sericterium n.; pl. -teria, -teries [L. sericus,silken] (ARTHRO: Insecta) The spinning gland or glands. a.In ant larvae, used as shuttles in weaving nests. b. Thesilk-producing glands <strong>of</strong> a caterpillar. see silk gland.series n. [L. series, succession] In taxonomy, the sampletaken in the field by the collector, or the sample available

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