shell gland

shell gland
noun
1. : a looped tubular excretory organ of an entomostracan or the young of many other crustaceans that ends blindly at one extremity and opens to the exterior on or near the second maxilla
2. : a glandular organ in the embryo of many mollusks that secretes the embryonic shell
3. : a specialized glandular part of the oviduct of many animals that forms the egg's shell

Useful english dictionary. 2012.

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  • Shell gland — Shell Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The… …   The Collaborative International Dictionary of English

  • shell gland — 1. (ARTHROPODA: Crustacea) see maxillary gland. 2. (MOLLUSCA) Specialized epithelium that secretes the shell mantle. 3. (PLATYHELMINTHES: Trematoda) Mehlis gland …   Dictionary of invertebrate zoology

  • shell gland — See: maxillary gland [Martin, 2005]. See: maxillary gland [McLaughlin, 1980]. (Order Cladocera): Carapace spine [Stachowitsch, 1992]. (Order Cladocera): Maxillary gland [Stachowitsch, 1992]. (Order Notostraca): Maxillary gland [Stachowitsch,… …   Crustacea glossary

  • shell-gland — the portion of the oviduct in certain Elasmobranchii which make the egg capsule or shell …   Dictionary of ichthyology

  • Shell — Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The covering, or …   The Collaborative International Dictionary of English

  • Shell bit — Shell Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The… …   The Collaborative International Dictionary of English

  • Shell button — Shell Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The… …   The Collaborative International Dictionary of English

  • Shell cameo — Shell Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The… …   The Collaborative International Dictionary of English

  • Shell flower — Shell Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The… …   The Collaborative International Dictionary of English

  • Shell gun — Shell Shell, n. [OE. shelle, schelle, AS. scell, scyll; akin to D. shel, Icel. skel, Goth. skalja a tile, and E. skill. Cf. {Scale} of fishes, {Shale}, {Skill}.] 1. A hard outside covering, as of a fruit or an animal. Specifically: (a) The… …   The Collaborative International Dictionary of English

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