• 1086 Citations
  • 19 h-Index
20052020
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Research Output 2005 2020

  • 1086 Citations
  • 19 h-Index
  • 58 Article
  • 4 Conference contribution
  • 1 Chapter
  • 1 Editorial
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Article
2019

Species richness and diversity of amphibians and reptilians in Pulau Pangkor, Perak, peninsular Malaysia

Ahmad, N., Ehwan, N., Nurul Nadiah, R., Nur Izzah Syahirah, M., Nur Johana, J., Baizul Hafsyam, B. S., Amirah Azizah, Z. & Amirrudin, A., 1 Jan 2019, In : The Malaysian Forester. 82, 1, p. 283-296 14 p.

Research output: Contribution to journalArticle

herpetofauna
amphibian
Malaysia
amphibians
species diversity
2018
1 Citation (Scopus)

Species richness and distributional pattern of amphibians along an elevational gradient at Gunung Raya, Pulau Langkawi, Kedah, Malaysia

Ehwan, N., Nur Johana, J., Md. Nor, S., Yaakop, S., Grismer, L. L. & Ahmad, N., 1 Aug 2018, In : Sains Malaysiana. 47, 8, p. 1635-1644 10 p.

Research output: Contribution to journalArticle

Malaysia
amphibians
species diversity
highlands
biogeography
10 Citations (Scopus)

Systematics, ecomorphology, cryptic speciation and biogeography of the lizard genus Tytthoscincus Linkem, Diesmos & Brown (Squamata: Scincidae) from the sky-island archipelago of Peninsular Malaysia

Grismer, L. L., Wood, P. L., Quah, E. S. H., Anuar, S., Ngadi, E. B., Izam, N. A. M. & Ahmad, N., 1 Jul 2018, In : Zoological Journal of the Linnean Society. 183, 3, p. 635-671 37 p.

Research output: Contribution to journalArticle

ecomorphology
Scincidae
Squamata
leaf litter
biogeography
2017
3 Citations (Scopus)

Color pattern facilitates species recognition but not signal detection: A field test using robots

Klomp, D. A., Stuart-Fox, D., Cassidy, E. J., Ahmad, N. & Ord, T. J., 1 Apr 2017, In : Behavioral Ecology. 28, 2, p. 597-606 10 p.

Research output: Contribution to journalArticle

robots
color
lizards
testing
lizard
2 Citations (Scopus)
Amphibia
Borneo
Anura
microhabitats
frogs
3 Citations (Scopus)

Mitochondrial phylogeny of Leptolalax from Malay Peninsula and Leptobrachella (Anura, Megophryidae)

Matsui, M., Eto, K., Nishikawa, K., Hamidy, A., Belabut, D., Ahmad, N., Panha, S., Khonsue, W. & Grismer, L. L., 1 Feb 2017, In : Current Herpetology. 36, 1, p. 11-21 11 p.

Research output: Contribution to journalArticle

Borneo
Anura
phylogeny
Bayesian theory
Thailand
2016
5 Citations (Scopus)

Ornament size and colour as alternative strategies for effective communication in gliding lizards

Klomp, D. A., Ord, T. J., Das, I., Diesmos, A., Ahmad, N. & Stuart-Fox, D., 1 Sep 2016, In : Journal of Evolutionary Biology. 29, 9, p. 1689-1700 12 p.

Research output: Contribution to journalArticle

gliding
lizard
animal communication
lizards
communication
5 Citations (Scopus)

The first riparian skink (Genus: Sphenomorphus Strauch, 1887) from Peninsular Malaysia and its relationship to other Indochinese and Sundaic species

Sumarli, A., Grismer, L. L., Wood, P. L., Ahmad, A. B., Rizal, S., Ismail, L. H., Izam, N. A. M., Ahmad, N. & Linkem, C. W., 3 Oct 2016, In : Zootaxa. 4173, 1, p. 29-44 16 p.

Research output: Contribution to journalArticle

Scincidae
Malaysia
new species
museum
forest reserves
2015
9 Citations (Scopus)

A new insular species of Rock Gecko (Cnemaspis Boulenger) from Pulau Langkawi, Kedah, Peninsular Malaysia

Grismer, L. L., Wood, P. L., Quah, E. S. H., Anuar, S., Ngadi, E. & Ahmad, N., 10 Jul 2015, In : Zootaxa. 3985, 2, p. 203-218 16 p.

Research output: Contribution to journalArticle

Gekkonidae
Malaysia
rocks
new species
sympatry
2 Citations (Scopus)

Nutritional Quality and Quantity of Available Forages Relative to Demand: A Case Study of the Goitered Gazelles of the Golestan National Park, Iran

Rad, E. B., Mesdaghi, M., Ahmad, N. & Abdullah, M., 1 Apr 2015, In : Rangelands. 37, 2, p. 68-80 13 p.

Research output: Contribution to journalArticle

national park
Iran
forage
manager
demand

Spatial and temporal variation of amphibian assemblage at Kuala Gandah, Krau Wildlife Reserve, Pahang, Peninsular Malaysia

Nurulhuda, Z., Daicus, B., Md. Nor, S., Fakhrul Hatta, M. & Ahmad, N., 2015, In : Malaysian Applied Biology. 44, 2, p. 107-117 11 p.

Research output: Contribution to journalArticle

Malaysia
Amphibians
Ecosystem
temporal variation
spatial variation
2014
7 Citations (Scopus)

A new species of frog (Amphibia: Anura: Ranidae) of the hylarana signata complex from peninsular Malaysia

Chan, K. O., Brown, R. M., Lim, K. K. P., Ahmad, N. & Grismer, L., 2014, In : Herpetologica. 70, 2, p. 228-240 13 p.

Research output: Contribution to journalArticle

Ranidae
Amphibia
Anura
frog
Malaysia
3 Citations (Scopus)

Assessment of riparian ecosystem on amphibians along a green corridor in oil palm plantation, pasoh, negeri sembilan, peninsular malaysia

Ahmad, N., Ehwan, N. & Okuda, T., 2014, In : Sains Malaysiana. 43, 5, p. 655-666 12 p.

Research output: Contribution to journalArticle

Elaeis guineensis
Malaysia
microhabitats
amphibians
remediation
5 Citations (Scopus)

Seasonal Habitat Use of Persian Gazelles (Gazella subgutturosa subgutturosa) Based on Vegetation Parameters at Golestan National Park, Iran

Bagherirad, E., Ahmad, N., Amirkhani, M., Abdullah, M., Mesdaghi, M. & Kabudi, A., 2014, In : Arid Land Research and Management. 28, 4, p. 464-484 21 p.

Research output: Contribution to journalArticle

Gazella subgutturosa
gazelles
habitat use
Iran
national parks
6 Citations (Scopus)

Species composition of amphibians and reptiles in Krau wildlife reserve, Pahang, peninsular Malaysia

Nurulhuda, Z., Senawi, J., Musa, F. H., Belabut, D., Onn, C. K., Md. Nor, S. & Ahmad, N., 2014, In : Check List. 10, 2, p. 335-343 9 p.

Research output: Contribution to journalArticle

reptile
amphibian
Malaysia
reptiles
amphibians
57 Citations (Scopus)

Systematics and natural history of Southeast Asian Rock Geckos (genus Cnemaspis Strauch, 1887) with descriptions of eight new species from Malaysia, Thailand, and Indonesia

Grismer, L. L., Wood, P. L., Anuar, S., Riyanto, A., Ahmad, N., Muin, M. A., Sumontha, M., Grismer, J. L., Onn, C. K., Quah, E. S. H. & Pauwels, O. S. A., 31 Oct 2014, In : Zootaxa. 3880, 1, p. 1-147 147 p.

Research output: Contribution to journalArticle

Gekkonidae
natural history
Malaysia
Thailand
Indonesia
11 Citations (Scopus)

Two new species of fanged frogs from Peninsular Malaysia (Anura: Dicroglossidae)

Matsui, M., Belabut, D. M. & Ahmad, N., 3 Nov 2014, In : Zootaxa. 3881, 1, p. 75-93 19 p.

Research output: Contribution to journalArticle

Anura
frog
Malaysia
frogs
new species
2013
14 Citations (Scopus)
Squamata
Malaysia
Indonesia
new species
highlands
33 Citations (Scopus)

Effects of Oil-Palm Plantations on Diversity of Tropical Anurans

Faruk, A., Belabut, D., Ahmad, N., Knell, R. J. & Garner, T. W. J., Jun 2013, In : Conservation Biology. 27, 3, p. 615-624 10 p.

Research output: Contribution to journalArticle

Elaeis guineensis
plantation
plantations
oil
biodiversity
1 Citation (Scopus)

Erratum: Phylogeography, geographic variation, and taxonomy of the Bent-toed Gecko Cyrtodactylus quadrivirgatus Taylor, 1962 from Peninsular Malaysia with the description of a new swamp dwelling species (Zootaxa (2012) 3406 (39-58))

Johnson, C. B., Quah, E., Shahrul Anuar, S. H., Muin, M. A., Wood, P. L., Grismer, J. L., Greer, L. F., Onn, C. K., Ahmad, N., Bauer, A. M. & Lee Grismer, L., 7 Mar 2013, In : Zootaxa. 3620, 3, p. 500 1 p.

Research output: Contribution to journalArticle

Gekkonidae
phylogeography
geographical variation
swamps
swamp
37 Citations (Scopus)

Phylogenetic and taxonomic relationships of the Polypedates leucomystax complex (Amphibia)

Kuraishi, N., Matsui, M., Hamidy, A., Belabut, D. M., Ahmad, N., Panha, S., Sudin, A., Yong, H. S., Jiang, J. P., Ota, H., Thong, H. T. & Nishikawa, K., Jan 2013, In : Zoologica Scripta. 42, 1, p. 54-70 17 p.

Research output: Contribution to journalArticle

Bayes Theorem
Amphibia
Amphibians
divergence
phylogenetics
1 Citation (Scopus)

Using pellet group counts to estimate the population size of the Persian gazelle in the steppe area of Golestan National Park, Iran

Bagherirad, E., Ahmad, N., Abdullah, M., Amirkhani, M. & Erfanian, B., Dec 2013, In : Malaysian Applied Biology. 42, 2, p. 51-57 7 p.

Research output: Contribution to journalArticle

gazelles
Iran
Population Density
steppes
pellets
2012
3 Citations (Scopus)

A new species of kalophrynus (Amphibia, Anura, Microhylidae) from Southern Peninsular Malaysia

Matsui, M., Nishikawa, K., Belabut, D. M., Ahmad, N. & Yong, H. S., 10 Jan 2012, In : Zootaxa. 3155, p. 38-46 9 p.

Research output: Contribution to journalArticle

Amphibia
Anura
Malaysia
new species
body size
65 Citations (Scopus)

A phylogeny and taxonomy of the Thai-Malay Peninsula Bent-toed Geckos of the Cyrtodactylus pulchellus complex (Squamata: Gekkonidae): Combined morphological and molecular analyses with descriptions of seven new species

Lee Grismer, L., Wood, P. L., Quah, E. S. H., Anuar, S., Muin, M. A., Sumontha, M., Ahmad, N., Bauer, A. M., Wangkulangkul, S., Grismer, J. L. & Pauwels, O. S. G., 18 Oct 2012, In : Zootaxa. 3520, p. 1-55 55 p.

Research output: Contribution to journalArticle

upland region
Gekkonidae
Squamata
phylogeny
new species
20 Citations (Scopus)

Molecular phylogeny and biogeography of caecilians from Southeast Asia (Amphibia, Gymnophiona, Ichthyophiidae), with special reference to high cryptic species diversity in Sundaland

Nishikawa, K., Matsui, M., Yong, H. S., Ahmad, N., Yambun, P., Belabut, D. M., Sudin, A., Hamidy, A., Orlov, N. L., Ota, H., Yoshikawa, N., Tominaga, A. & Shimada, T., Jun 2012, In : Molecular Phylogenetics and Evolution. 63, 3, p. 714-723 10 p.

Research output: Contribution to journalArticle

Borneo
caecilians
Southeastern Asia
Philippines
Malaysia
28 Citations (Scopus)

Phylogeography, geographic variation, and taxonomy of the Bent-toed Gecko Cyrtodactylus quadrivirgatus Taylor, 1962 from Peninsular Malaysia with the description of a new swamp dwelling species

Johnson, C. B., Evan Quah, S. H., Anuar, S., Muin, M. A., Wood, P. L., Grismer, J. L., Greer, L. F., Onn, C. K., Ahmad, N., Bauer, A. M. & Lee Grismer, L., 1 Aug 2012, In : Zootaxa. 3406, p. 39-58 20 p.

Research output: Contribution to journalArticle

Gekkonidae
phylogeography
geographical variation
swamps
swamp
2 Citations (Scopus)

Small streams ichthyofauna of Western Langkawi Island, Malaysia

Samat, A., Izzati, A. A., Nur-Hasyimah, R., Md. Nor, S. & Ahmad, N., 2012, In : Malaysian Applied Biology. 41, 2, p. 51-54 4 p.

Research output: Contribution to journalArticle

Malaysia
Islands
fish
2011
22 Citations (Scopus)

First record of batrachochytrium dendrobatidis infecting four frog families from peninsular Malaysia

Savage, A. E., Grismer, L. L., Anuar, S., Onn, C. K., Grismer, J. L., Quah, E., Muin, M. A., Ahmad, N., Lenker, M. & Zamudio, K. R., Mar 2011, In : EcoHealth. 8, 1, p. 121-128 8 p.

Research output: Contribution to journalArticle

Chytridiomycota
Malaysia
frog
Anura
amphibian
28 Citations (Scopus)

From Antarctica or Asia? New colonization scenario for Australian-New Guinean narrow mouth toads suggested from the findings on a mysterious genus Gastrophrynoides

Kurabayashi, A., Matsui, M., Belabut, D. M., Yong, H. S., Ahmad, N., Sudin, A., Kuramoto, M., Hamidy, A. & Sumida, M., 2011, In : BMC Evolutionary Biology. 11, 1, 175.

Research output: Contribution to journalArticle

toad
toads
Antarctica
mouth
colonization
14 Citations (Scopus)

Peninsular Malaysia's first limbless lizard: A new species of skink of the genus Larutia (Böhme) from Pulau Pinang with a phylogeny of the genus

Grismer, L. L., Huat, E. Q. S., Siler, C. D., Chan, K. O., Wood, P. L., Grismer, J. L., Sah, S. A. M. & Ahmad, N., 24 Mar 2011, In : Zootaxa. 2799, p. 29-40 12 p.

Research output: Contribution to journalArticle

Scincidae
lizard
Malaysia
lizards
phylogeny
2 Citations (Scopus)

Potential biosites of significant importance in Langkawi Geopark: Terrestrial vertebrate fauna

Ahmad, N., Chan, K. O., Daicus, B., Samat, A., Grismer, L. L. & Mohd Izzuddin, A., 2011, In : Planning Malaysia. 9, p. 103-120 18 p.

Research output: Contribution to journalArticle

vertebrate
conservation
fauna
flora
UNESCO
45 Citations (Scopus)

Systematic relationships of Oriental tiny frogs of the family Microhylidae (Amphibia, Anura) as revealed by mtDNA genealogy

Matsui, M., Hamidy, A., Belabut, D. M., Ahmad, N., Panha, S., Sudin, A., Khonsue, W., Oh, H. S., Yong, H. S., Jiang, J. P. & Nishikawa, K., Oct 2011, In : Molecular Phylogenetics and Evolution. 61, 1, p. 167-176 10 p.

Research output: Contribution to journalArticle

Genealogy and Heraldry
genealogy
Mitochondrial Genes
Bayes Theorem
Amphibia
2010
16 Citations (Scopus)

A new endemic rock Gecko Cnemaspis Strauch 1887 (Squamata: Gekkonidae) from Gunung Jerai, Kedah, northwestern Peninsular Malaysia

Onn, C. K., Grismer, L. L., Anuar, S., Quah, E., Muin, M. A., Savage, A. E., Grismer, J. L., Ahmad, N., Remigio, A. C. & Greer, L. F., 25 Aug 2010, In : Zootaxa. 2576, p. 59-68 10 p.

Research output: Contribution to journalArticle

Gekkonidae
Squamata
Malaysia
tail
rocks
29 Citations (Scopus)

A new insular species of Cyrtodactylus (Squamata: Gekkonidae) from northeastern Peninsular Malaysia, Malaysia

Onn, C. K. & Ahmad, N., 5 Mar 2010, In : Zootaxa. 2389, p. 47-56 10 p.

Research output: Contribution to journalArticle

Gekkonidae
Squamata
thighs
limbs (animal)
Malaysia
21 Citations (Scopus)

A new spiny, prehensile-tailed species of Cyrtodactylus (Squamata: Gekkonidae) from Peninsular Malaysia with a preliminary hypothesis of relationships based on morphology

Grismer, L. L., Anuar, S., Quah, E., Muin, M. A., Onn, C. K., Grismer, J. L. & Ahmad, N., 24 Sep 2010, In : Zootaxa. 2625, p. 40-52 13 p.

Research output: Contribution to journalArticle

Gekkonidae
Squamata
Durio
Malaysia
new species
16 Citations (Scopus)

Another new, diminutive Rock Gecko (Cnemaspis Strauch) from Peninsular Malaysia and a discussion of resource partitioning in sympatric species pairs

Grismer, L. L., Onn, C. K., Quah, E., Muin, M. A., Savage, A. E., Grismer, J. L., Ahmad, N., Greer, L. F. & Remegio, A. C., 17 Aug 2010, In : Zootaxa. 2569, p. 55-66 12 p.

Research output: Contribution to journalArticle

niche partitioning
Gekkonidae
sympatry
Malaysia
body size
13 Citations (Scopus)

Genetic structure of Hylarana erythraea (Amphibia: Anura: Ranidae) from Malaysia

Zainudin, R., Md. Nor, S., Ahmad, N., Md. Zain, B. M. & Rahman, M. A., Sep 2010, In : Zoological Studies. 49, 5, p. 688-702 15 p.

Research output: Contribution to journalArticle

Ranidae
Amphibia
Anura
Malaysia
Borneo
5 Citations (Scopus)

Herpetofauna of Gunung Panti Forest Reserve, Johor, Peninsular Malaysia

Onn, C. K., Grismer, L. L., Matsui, M., Nishikawa, K., Wood, P. L., Grismer, J. L., Belabut, D. & Ahmad, N., 2010, In : Tropical Life Sciences Research. 21, 1, p. 71-82 12 p.

Research output: Contribution to journalArticle

herpetofauna
forest reserves
Malaysia
Turtles
Lizards
4 Citations (Scopus)

Mating calls description of five species of frogs from the genus Hylarana Tschudi 1838 (amphibia, anura, ranidae) from Sarawak, Malaysia

Zainudin, R., Rahman, M. A., Md. Zain, B. M., Md. Nor, S., Inger, R. F. & Ahmad, N., Jun 2010, In : Sains Malaysiana. 39, 3, p. 363-369 7 p.

Research output: Contribution to journalArticle

Ranidae
Amphibia
Borneo
Anura
Malaysia
48 Citations (Scopus)

Phylogenetic relationships of megophryid frogs of the genus Leptobrachium (Amphibia, Anura) as revealed by mtDNA gene sequences

Matsui, M., Hamidy, A., Murphy, R. W., Khonsue, W., Yambun, P., Shimada, T., Ahmad, N., Belabut, D. M. & Jiang, J. P., Jul 2010, In : Molecular Phylogenetics and Evolution. 56, 1, p. 259-272 14 p.

Research output: Contribution to journalArticle

Indochina
Amphibia
Amphibians
Thailand
Anura
2 Citations (Scopus)

Rana picturata (Yellow-spotted Frog). Predation

Hamidy, A., Matsui, M., Nishikawa, K., Belabut, D. & Ahmad, N., Mar 2010, In : Herpetological Review. 41, 1, p. 66-67 2 p.

Research output: Contribution to journalArticle

Rana
frog
frogs
predation
179 Citations (Scopus)

The high value of logged tropical forests: Lessons from northern Borneo

Berry, N. J., Phillips, O. L., Lewis, S. L., Hill, J. K., Edwards, D. P., Tawatao, N. B., Ahmad, N., Magintan, D., Khen, C. V., Maryati, M., Ong, R. C. & Hamer, K. C., 2010, In : Biodiversity and Conservation. 19, 4, p. 985-997 13 p.

Research output: Contribution to journalArticle

Borneo
tropical forests
tropical forest
logging
primary forests
1 Citation (Scopus)

The mammal fauna of Pulau Singa Besar, Langkawi, kedah, Peninsular Malaysia

Liat, L. B., Ahmad, N., Noor Alif Wira, O. & Sah, S. A. M., Jun 2010, In : Journal of Science and Technology in the Tropics. 6, 1, p. 23-30 8 p.

Research output: Contribution to journalArticle

Mammals
Biodiversity
2009
18 Citations (Scopus)

A new, diminutive, upland Sphenomorphus fitzinger 1843 (Squamata: Scincidae) from the Belum-Temengor forest complex, Peninsular Malaysia

Grismer, L. L., Ahmad, N. & Onn, C. K., 16 Dec 2009, In : Zootaxa. 2312, p. 27-38 12 p.

Research output: Contribution to journalArticle

Scincidae
Squamata
Malaysia
highlands
new species
16 Citations (Scopus)

A new species of gastrophrynoides (anura: microhylidae): An addition to a previously monotypic genus and a new genus for peninsular Malaysia

Onn, C. K., Grismer, L. L., Ahmad, N. & Belabut, D., 3 Jun 2009, In : Zootaxa. 2124, p. 63-68 6 p.

Research output: Contribution to journalArticle

metacarpus
Anura
Malaysia
new genus
new species
42 Citations (Scopus)

A new species of leptolalax (amphibia, anura, megophryidae) from Peninsular Malaysia

Matsui, M., Belabut, D. M., Ahmad, N. & Yong, H. S., Mar 2009, In : Zoological Science. 26, 3, p. 243-247 5 p.

Research output: Contribution to journalArticle

Amphibia
Anura
Malaysia
color
new species
3 Citations (Scopus)

Ciri-ciri Panggilan Katak Borneo (Genus: Hylarana) daripada Populasi Sarawak, Malaysia

Translated title of the contribution: Characteristics of bornean frog (Genus: Hylarana) calls from the Sarawak population, MalaysiaZainudin, R., Rahman, M. A., Md. Zain, B. M., Md. Nor, S., Ahmad, N. & Inger, R. F., Oct 2009, In : Sains Malaysiana. 38, 5, p. 619-624 6 p.

Research output: Contribution to journalArticle

Borneo
Malaysia
frogs
duration
energy
9 Citations (Scopus)

Distribution and natural history notes on some poorly known frogs and snakes from Peninsular Malaysia

Onn, C. K. & Ahmad, N., Sep 2009, In : Herpetological Review. 40, 3, p. 294-301 8 p.

Research output: Contribution to journalArticle

snake
natural history
frog
Malaysia
snakes
6 Citations (Scopus)
mangrove forests
forest reserves
Malaysia
flora
Rhizophora apiculata
3 Citations (Scopus)

New herpetofaunal records for perlis state park and adjacent areas

Chan, K. O., Lee Grismer, L., Sharma, D. S., Daicus, B. & Ahmad, N., 2009, In : Malayan Nature Journal. 61, 4, p. 277-284 8 p.

Research output: Contribution to journalArticle

forest reserves
new record
reptiles
amphibians
reptile