Results 181 to 190 of about 7,098 (224)

Crystallization of stardust analogs under an electron flux atmosphere. [PDF]

PNAS Nexus
Shohan RA, Cly C, Speck A, Sargent B, Nuth JA, Whittington A, Ponce A.   +6 more
europepmc   +1 more source

Deep-sea image dataset for organism detection. [PDF]

Data Brief
Nishio T, Kawae Y.
europepmc   +1 more source

Feeding habits of common dab (Limanda limanda L) in the Southern North Sea [PDF]

, 1988
De Clerck, R., Torreele, E.
core  

Chemical Defenses in Medusozoa. [PDF]

Mar Drugs
Lincoln OJ, Houghton JDR, Zakariya M, Lauritano C, D'Ambra I.   +4 more
europepmc   +1 more source

Magnetic activities of two contact binaries in quadruple stellar systems. [PDF]

Sci Rep
Yang Y, Wang S.
europepmc   +1 more source

Updated range distribution of the non-native Asian green mussel Perna viridis (Linnaeus, 1758) at Guanabara Bay, Rio de Janeiro, Brazil. [PDF]

PeerJ
de Messano LVR, Gonçalves JEA, Kassuga AD, da Silva AR, Masi BP, Messano HF, Fardin D, Coutinho R.   +7 more
europepmc   +1 more source

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Digestive Systems: Ophiuroidea*

2020
The digestive system of ophiuroids is undoubtedly the simplest among echinoderms. Ophiuroids have blind guts with the mouth always situated mid-ventrally and more or less hidden by a jaw apparatus located just below. Published data pertain mainly to species belonging to the order Ophiurida. The stomach consists of a relatively flat central area and ten
openaire   +2 more sources

Madreporites of Ophiuroidea: are they phylogenetically informative?

Zoomorphology, 2016
The madreporite of brittle stars is poorly studied, and the features of its structure are rarely used in the taxonomy. However, it is known that there is diversity in the madreporite structure. But are the ophiuroid madreporites phylogenetically informative?
Olga V. Ezhova, Vladimir V. Malakhov, Alexander V. Martynov   +2 more
openaire   +1 more source

[Types of locomotion in Ophiuroidea].

Neirofiziologiia = Neurophysiology, 1976
Locomotor movements of two species of ophiura from the Sea of Japan: Ophiura sarsi vadicola Djakonov and Amphipholis kochii Lütken, were filmed. Ophiura sarsi moves by means of two symmetric pairs of arms which perform rhythmical rowing movements, the fifth arm is passive and directed backwards.
Iu I, Arshavskiĭ, S M, Kashin, N M, Litvinova, G N, Orlovskiĭ, A G, Fel'dman   +4 more
openaire   +1 more source