Results 11 to 20 of about 20,071 (258)

First record of marbled stingray, Dasyatis marmorata (Elasmobranchii: Myliobatiformes: Dasyatidae), on the coast of Turkey, north-eastern Mediterranean [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2014
Two specimens of marbled stingray, Dasyatis marmorata (Steindachner, 1892), were captured for the first time on 24–25 October 2013 in the Iskenderun Bay, located in the north-eastern Mediterranean coast of Turkey. This is the first record of D.
D. Erguden   +4 more
doaj   +3 more sources

Algerian Fig Trees: Botanical and Morphometric Leaf Characterization

open access: yesHorticulturae, 2023
Leaf morphology in plants is very important in the evaluation of intraspecific variation. Indeed, the leaves of the fig tree (Ficus carica L.) present a great diversity of shape and size.
Fahima Abdelkader   +5 more
doaj   +1 more source

First record of wedge sole, Dicologlossa cuneata (Actinopterygii: Pleuronectiformes: Soleidae), from the Levant Basin (eastern Mediterranean) [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2015
This paper reports the first record of a specimen of wedge sole, Dicologlossa cuneata (Moreau, 1881), from the Syrian coast, and also from the Levant Basin, constituting its easternmost extension range in the Mediterranean Sea. The specimen was examined,
M. Ali, A. Saad, C. Reynaud, C. Capapé
doaj   +3 more sources

Sexual dimorphism in the walrus mandible: comparative description and geometric morphometrics

open access: yesPeerJ, 2022
The modern walrus Odobenus rosmarus is characterized by marked sexual dimorphism, related to its polygynous behavior and the aggressive competition between males during the breeding season. Previous studies treated skeletal sexual dimorphism in walruses either qualitatively or with basic quantitative measurements.
Boisville, Mathieu   +3 more
openaire   +6 more sources

Description and Analysis of Spatial Patterns in Geometric Morphometric Data [PDF]

open access: yesEvolutionary Biology, 2019
The development of techniques for the acquisition of high-resolution 3D images, such as computed tomography and magnetic resonance imaging, has opened new avenues to the study of complex morphologies. Detailed descriptions of internal and external traits can be now obtained, allowing the intensive sampling of surface points. In this paper, we introduce
Paula N. Gonzalez   +5 more
openaire   +3 more sources

Morphological description of deepwater skate Bathyraja trachura from the North-West Pacific

open access: yesИзвестия ТИНРО, 2021
Morphological description is given for deepwater skates Bathyraja trachura caught in the North-West Pacific in 1980–1989, both juveniles and adults. Counts for vertebras, pectoral fin, teeth rows, and intestinal valves are presented.
V. N. Dolganov
doaj   +1 more source

Life cycle and morphometric analysis of nymphs of Cynodonmiris corpoicanus Ferreira & Barreto, 2013 (Hemiptera: Miridae)

open access: yesRevista Chilena de Entomología, 2021
The bug Cynodonmiris corpoicanus inhabit the Cundiboyacense High Plateau in Colombia feeding on grasses (Poaceae). The authors carry out their life cycle in greenhouse and characterize the damage on oat (Avena sativa) leaves.
Paulo Sergio F. Ferreira   +4 more
doaj   +1 more source

On little known deep-sea skate Bathyraja abyssicola (Gilbert, 1896) from the waters of Russia

open access: yesИзвестия ТИНРО, 2014
Morphological description is given for 38 specimens of rare skate Bathyraja abyssicola caught in the North-West Pacific in the 1974-1989, including juveniles and adults of both sexes.
Vladimir N. Dolganov, Talija T. Ginanova
doaj   +1 more source

On little known deep-sea shark Centroscyllium ritteri (Etmopteridae, Squliformes)

open access: yesИзвестия ТИНРО, 2015
Morphological description for 30 specimens of shark Centroscyllium ritteri caught off northeastern Japan in the 1980, including juveniles and adults of both sexes. Counts for vertebras, teeth rows, and intestinal valves are presented. The species biology
Vladimir N. Dolganov
doaj   +1 more source

FIRST DESCRIPTION OF MIRROR DORY ZENOPSIS NEBULOSA (TEMMINCK ET SCHLEGEL, 1847) FROM THE WATERS OF PRIMORYE

open access: yesИзвестия ТИНРО, 2019
Description of rare mirror dory caught in the Vitjaz Bay (Peter the Great Bay, Japan Sea) on October, 14, 2018.
V. N. Dolganov
doaj   +1 more source

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