The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss

Iranian wolf is found in different habitats of Iran and possesses different morphological characteristics with respect to its cranium shape based on its distribution. This study was conducted to investigate the allometric growth and geometric changes of cranium in relation to its growth .A total of...

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Main Authors: Rasoul Khosravi, Mohammad Kaboli
Format: Article
Language:fas
Published: University of Isfahan 2012-12-01
Series:تاکسونومی و بیوسیستماتیک
Subjects:
Online Access:http://uijs.ui.ac.ir/tbj/browse.php?a_code=A-10-167-1&slc_lang=en&sid=1
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author Rasoul Khosravi
Mohammad Kaboli
author_facet Rasoul Khosravi
Mohammad Kaboli
author_sort Rasoul Khosravi
collection DOAJ
description Iranian wolf is found in different habitats of Iran and possesses different morphological characteristics with respect to its cranium shape based on its distribution. This study was conducted to investigate the allometric growth and geometric changes of cranium in relation to its growth .A total of 35 skulls were collected from different regions and divided into two groups (adult and subadult). Seventeen angles that were drown by joining the measuring points on the whole, neurocranium, and viscerocranium. The correlation between skull index and angle measurements were analyzed in three categories. The decreasing of angles among dorsal face point on the external occipital crest, junction on the median plane of the right and left nasofrontal sutures, the most lateral point of the zygomatic arch and anterior end of the interincisive suture located between the roots of the upper central incisor teeth showed width of the skull increased more than the skull length with age, therefore, skull index increased with age. Results of geometry surveys showed that cranial width did not increase as much compared to the length of neurocranium length. Therefore, the angles of this section increased with age. Also, viscerocranium width increased more than viscerocranium length and the skull became widened with age.
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spelling doaj.art-aa541993d4734a439947cfe70194dd9b2023-09-03T01:20:50ZfasUniversity of Isfahanتاکسونومی و بیوسیستماتیک2008-89062322-21902012-12-014121728The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric trussRasoul Khosravi0Mohammad Kaboli1 Iranian wolf is found in different habitats of Iran and possesses different morphological characteristics with respect to its cranium shape based on its distribution. This study was conducted to investigate the allometric growth and geometric changes of cranium in relation to its growth .A total of 35 skulls were collected from different regions and divided into two groups (adult and subadult). Seventeen angles that were drown by joining the measuring points on the whole, neurocranium, and viscerocranium. The correlation between skull index and angle measurements were analyzed in three categories. The decreasing of angles among dorsal face point on the external occipital crest, junction on the median plane of the right and left nasofrontal sutures, the most lateral point of the zygomatic arch and anterior end of the interincisive suture located between the roots of the upper central incisor teeth showed width of the skull increased more than the skull length with age, therefore, skull index increased with age. Results of geometry surveys showed that cranial width did not increase as much compared to the length of neurocranium length. Therefore, the angles of this section increased with age. Also, viscerocranium width increased more than viscerocranium length and the skull became widened with age.http://uijs.ui.ac.ir/tbj/browse.php?a_code=A-10-167-1&slc_lang=en&sid=1Geometric truss Allometric growth Morphometric Wolf Skull index Cranium
spellingShingle Rasoul Khosravi
Mohammad Kaboli
The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss
تاکسونومی و بیوسیستماتیک
Geometric truss
Allometric growth
Morphometric
Wolf
Skull index
Cranium
title The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss
title_full The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss
title_fullStr The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss
title_full_unstemmed The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss
title_short The effect of allometric growth on morphometric traits of wolf (Canis lupus) using geometric truss
title_sort effect of allometric growth on morphometric traits of wolf canis lupus using geometric truss
topic Geometric truss
Allometric growth
Morphometric
Wolf
Skull index
Cranium
url http://uijs.ui.ac.ir/tbj/browse.php?a_code=A-10-167-1&slc_lang=en&sid=1
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