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fossil trilobite imprinted in the sediment
plant Pine Cone-Female L.S. under light mircoscope with white background
close up on Trilobite fossil isolated on white background
anaplastic thyroid carcinoma with heterologous differentiation (leiomyosarcoma)
Phacops rana (Eldredgeops rana) is a species of trilobite from the middle Devonian period
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Microscopic photo of a thin section of calcareous tufa of Holocene age.
Rudists embeded in sandstones, cross sections.\nCretaceous marine fossis near Barcelona.
Trilobite fossil (Cheirurus ingricus) from the middle Ordovician peroid (488.3 – 443.7 million years ago) . This specimen was found in Russia
Ammonite and Orthoceras Fossil preserved in the rocks mined from the reserve found in the Middle Atlas Mountains of Morocco
Leiden leaf c.s. under microscope
Tetis of Fish T.S. under light microscope with white background
Trilobite Paradoxides spiulosus
Ancient rock art incised in a sandstone boulder.
close up on Trilobite fossil isolated on white background
Metastatic leydig cell tumor in the lymph node
four Fossils Specimens  : Practical Specimens for Study of Earth Science / Isolated white
beautiful view of sand waves on Aceh beach
Paps smear analysis: Superficial squamous cell, metaplastic squamous cell, koilocytes cell. HPV related change
Marine mammal bone (Cetacea) and other fossils outcrop on the beach at Capitola City Beach, California, USA.
Epidermis. Electron microscope micrograph showing a keratinocyte of spinous layer. The epithelial cell has a polygonal shape, central nucleus with nucleolus, cytoplasm full of keratin filament bundles, and numerous dark desmosomes crossing the intercellular spaces.
A vintage photo of a fingerprint on an old police file. Altered from original
close up on Trilobite fossil isolated on white background
Blastomycosis is a fungal infection caused by inhaling Blastomyces dermatitidis spores. If it involves only the lungs, it is called pulmonary blastomycosis. Only about half of people with the disease have symptoms, which can include fever, cough, night sweats, muscle pains, weight loss, chest pain, and feeling tired.
Superficial Iymphatics of thorax 3d medical
plant rape flower cross section under light mircoscope with white background
Labeled Eukaryotic cell, nucleus and organelles and plasma membrane - 3d illustration
Double elrathia Kingi trilobite fossils superimposed.
Beautiful fossil of some sort of dinosaur reptile from Madagascar, isolated on a white background
Fish skeleton on black background
Free Images: "bestof:Trilobite cephalon areas numbered.svg en Diagram showing the detailed areas of the cephalon of a trilobite Preocular area Palpebral area Postocular area"
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