Range Extension and Sexual dimorphism in Asaccus nasrullahi Werner, 2006 (Sauria: Phyllodactylidae), from western Iran

Autor: Rasoul Karamiani, Behzad Fathinia, Nasrullah Rastegar-Pouyani, Hamid Darvishnia
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Iranian Journal of Animal Biosystematics, Vol 17, Iss 1, Pp 59-70 (2021)
Druh dokumentu: article
ISSN: 1735-434X
2423-4222
DOI: 10.22067/ijab.2021.63415.0
Popis: The Leaf-toed Geckos of genus Asaccus are distributed in Turkey, Syria, Iraq, and Iran of the Middle-East characterizing by a unique characteristic of cloacal sacs and postanal bones absence. The genus Asaccus includes 19 species with at least 10 species in Iran distributing along the Zagros Mountains. Sexual size dimorphism (SSD) is a body size difference between males and females of the same species, being a widespread phenomenon in reptiles. We collected additional specimens of Asaccus nasrullahi (Phyllodactylidae) from four new localities in Ilam and Khuzestan Provinces, western Iran. In this study, 110 adult specimens of this lizard were examined (for nine metric and four meristic characters). The analyses of morphological data revealed that the males are significantly larger than the females in eight metric characters including forelimb to hind limb length (FHL), length of forelimb (LFL), length of hind limb (LHL), head height (HH), head length (HL), head width (HW), rostrum to anus length (RAL), and tail length (TL). There is no significant difference in the rate of tail shedding between the sexes. The range of this species is extended beyond type locality in Lorestan Province into adjacent areas in Ilam and Khuzestan Provinces.
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