13.07.2015 Views

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

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

362Maggenti and Gardnerpretations that are equally available under the ICZN.first segment The nearest segment <strong>of</strong> any segmented appendagenearest the body at point <strong>of</strong> attachment.first species rule Authors that specify the first species namedin a new genus to be the type <strong>of</strong> that genus; generally theworks <strong>of</strong> older authors in which no generic type was specified.first thoracic spiracle (ARTHRO: Insecta) The mesothoracicspiracle, sometimes dislocated into the posterior part <strong>of</strong> theprothorax.first trochanter (ARTHRO: Insecta) The first segment <strong>of</strong> a telopodite;the basipodite.fissate a. [L. fissus, cleft] Cleft or split; having fissures orcracks.fissile a. [L. fissus, cleft] Capable <strong>of</strong> being divided or separatedinto layers; divided into parallel lamellae.fission n. [L. fissus, cleft] The splitting <strong>of</strong> a single chromosomeinto two chromosomes; splitting <strong>of</strong> one organism into twoorganisms. see fusion.fissiparous a. [L. fissus, cleft; parere, to produce] Reproductionor propagation by fission.fissure n. [L. fissura, cleft] A narrow opening, slit, furrow orgroove separating adjacent tissues, parts or organs.fistula n.; pl. -las [L. fistula, pipe] 1. A reed, pipe or tube. 2.(ARTHRO: Insecta) The proboscis <strong>of</strong> Lepidoptera. fistular a.fix v. [L. fixus, bind] To kill and preserve specimens for observationand retention.fixation n. [L. fixus, bind] (MOLL: Bivalvia) The process <strong>of</strong> animalspermanently attaching themselves to the substrate.fixative n. [L. fixus, bind] A chemical compound which has thequality <strong>of</strong> fixing and preserving specimens for observationand retention.fixed finger (ARTHRO: Crustacea) The distal immovable part <strong>of</strong>the propodus <strong>of</strong> the chela; the pollex.fixed hairs see microtrichiafixed jaw (ARTHRO: Chelicerata) In Acari, the distal (fixed) part

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!