समान शरीर के खंडों की एक श्रृंखला में से एक जिसमें कुछ जानवरों को अनुदैर्ध्य रूप से विभाजित किया जाता है

Noun:

कायखंड, भ्रूणकायखंड, देहभाग, विखंड,

somite's Usage Examples:

In the case of Scorpio this segment is indicated in the embryo by the presence of a pair of rudimentary appendages, carried by a well-marked somite.

17 and 18), or, if we please so to term it, a praegenital somite, hitherto unrecognized.

The simple identification of somite with somite in Limulus and Scorpio seemed to be threatened by this discovery.

In 1893, some years after the identification of the somites of Limulus with those of Scorpio, thus indicated, had been published, zoologists were startled by the discovery by a Japanese zoologist, Kishinouye (8), of a seventh prosomatic somite in the embryo of Limulus longispina.

7, excepting that VII is here certainly the tergum of the first somite of the mesosoma - the genital somite - and is not a survival of the embryonic praegenital somite.

There is no doubt that these are parapodial or limb appendages, carrying numerous imbricated secondary processes, and therefore comparable in essential structure to the leaf-bearing plates of the second meso somatic somite of Limulus.

14, VIII) on the second mesosomatic somite.

VII, Usually considered to be the tergum of the genital somite, but suggested by Pocock to be that of the other [According to the system of numbering explained in the text, if VII is the tergum of the praegenital somite (as is probable) it should be labelled Prg without any number, and the somites VIII to XIII should be lettered 1 to 6, indicating that they are the six normal somites of the mesosoma; whilst XV to XVIII should be replaced by the numbers 7 to 12 - an additional suppressed segment (making up the typical six) being reckoned to the metasomatic fusion.] (From Lankester, Q.

D, Optical section of a branch of organs are present to the number of a single pair per somite, and are commonly present in the majority of the segments of the body, failing often among the Oligochaeta in a varying number of the anterior segments.

In each somite of the mesosoma is a small, free entosternite having a similar position, but below or ventral to the nerve cords, and having a smaller number of muscles attached to it.

somite's Meaning':

one of a series of similar body segments into which some animals are divided longitudinally