Results 91 to 100 of about 77,745 (218)

Mollusca

open access: yes
Abstract Mollusca is a large and diverse phylum with many familiar representatives, from snails and clams to octopuses and squid, as well as several less-familiar representatives, such as chitons and aplacophorans. Despite this diversity in body plans, we can reconstruct a generalized mollusk and see how all these body plans are ...
Gündoğdu, Sedat   +3 more
  +5 more sources

A bioturbation classification of European marine infaunal invertebrates [PDF]

open access: yes, 2013
Bioturbation, the biogenic modification of sediments through particle reworking and burrow ventilation, is a key mediator of many important geochemical processes in marine systems.
Aguzzi   +51 more
core   +4 more sources

The complete mitochondrial genome of the ‘solar-powered’ sea slug Plakobranchus cf. ocellatus (Heterobranchia: Panpulmonata: Sacoglossa)

open access: yesMitochondrial DNA. Part B. Resources, 2017
We present the complete mitochondrial genome sequence of Plakobranchus cf. ocellatus (Heterobranchia: Sacoglossa), a so-called ‘solar-powered’ sea slug with long-term retention of chloroplasts.
Carola Greve   +5 more
doaj   +1 more source

Validitas Lembar Kegiatan Siswa (Lks) Pengamatan pada Materi Filum Mollusca Kelas X SMA [PDF]

open access: yes, 2015
Penelitian ini bertujuan untuk mengembangkan Lembar Kegiatan Siswa (LKS) pengamatan pada materi Mollusca kelas X SMA yang baik meliputi validitas berdasarkan validasi.
RACHMAD, Y. T. (YOGA)
core  

Morphogenesis along the animal-vegetal axis: fates of primary quartet micromere daughters in the gastropod Crepidula fornicata. [PDF]

open access: yes, 2017
BackgroundThe Spiralia are a large, morphologically diverse group of protostomes (e.g. molluscs, annelids, nemerteans) that share a homologous mode of early development called spiral cleavage.
Henry, Jonathan Q   +2 more
core   +1 more source

Společenstva vodních měkkýšů NPP Řežabinec se zaměřením na vzácné a ohrožené druhy [PDF]

open access: yesMalacologica Bohemoslovaca
The Řežabinec National Natural Monument is located near Ražice in South Bohemia (Czech Republic). It consists of a pond created on the site of wetlands in the former bed of the Otava River, as well as pools and wetlands formed by the flooding of pits ...
Luboš Beran
doaj   +1 more source

Generic homonyms in the Colydiinae (Coleoptera: Zopheridae) [PDF]

open access: yes, 2001
New replacement names are proposed: Megapnosaurus Ivie, Slipinski and Wegrzynowicz NEW REPLACEMENT NAME for Syntarsus Raath 1969 (Ceratosauria: Coelophysidae), not Syntarsus Fairmaire 1869 (Coleoptera: Zopheridae: Colydiinae); and Stephaniolus Ivie ...
Ivie, Michael A.   +2 more
core   +1 more source

Information-theoretic signatures of biodiversity in the barcoding gene

open access: yes, 2018
The COI mitochondrial gene is present in all animal phyla and in a few others, and is the leading candidate for species identification through DNA barcoding.
Barbosa, Valmir C.
core   +1 more source

Population Characteristics of Molluscs of the Family Sphaeriidae (Mollusca, Bivalvia) of Reservoirs and Watercourses in the Northern Right-Bank Polissia of Ukraine (Pripyat Sub-Basin)

open access: yesZoodiversity
A total of 18 species of molluscs of the family Sphaeriidae (Mollusca, Bivalvia) were found in the water bodies of the northern right-bank Polissia of Ukraine (Pripyat sub-basin).
L. M. Shevchuk, L. V. Bylyna
doaj   +1 more source

Geologie van die Addo-Olifant Nasionale Park

open access: yesKoedoe: African Protected Area Conservation and Science, 1972
Geologiese aspekte van die Addo-olifant Nasionale Park word beskryf. Die topografie, fisiografie en geologic word behandel, asook 'n aanduiding van fossiele (hoofsaaklik Mollusca) wat aangetref word.
D. K Toerien
doaj   +1 more source

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