What is the taxonomy of a turtle? What is the broadest category in plant taxonomy? How long ago did amphibian ancestors evolve? What is the taxonomy of a starfish? How old is the phylum Chordata? When is cladistics more useful than Linnaean taxonomy?
Misleading phylogenetic inferences based on single-exemplar sampling in the turtle genus Pseudemys. Reconstructing species trees for clades containing weakly delimited or incorrectly identified taxa is one of the most serious challenges facing systematist... PQ Spinks,RC Thomson,GB Pauly,... - 《...
摘要: chelonian; taxonomy; nomenclature; genera; species; subspecies; primary synonyms;suprageneric hierarchy; systematics; extinction The folllowing list does not constitute an officialrec- ommendation by the Turtle taxa that have gone extinct within modern times (since 1500 AD...
•A new skull of a sea turtle from the Maastrichtian of Chile is described.•The new skull is the third known turtle specimen from the Quiriquina formation.•The new specimen is referred to the stem-cheloniid genus Euclastes.•The alpha taxonomy is complicated by the uncertain status ...
Twenty-two marine species of Dalytyphloplanida from Cuba, Panama, and Lanzarote are presented, sixteen of which are new to science. Five known species are
Genome structure, coding proteins, and viral particle structure diagram of coronavirus represented by SARS-CoV-2.aGenome structure, functional domains and locations of SARS-CoV-2. NSP, nonstructural proteins; 3Clpro, 3C-like protease; NiRAN, nidovirus RdRp-associated nucleotidyltransferase; RdRp, RN...
2015. New distribution records of tortoises (Chelonia: Testudinidae) from Barak Valley, Assam, northeastern india with notes on ecology and vernacular ... KC Das,A Gupta,Short 被引量: 0发表: 2018年 A NEW GIANT TURTLE OF THE GENUS GOPHERUS (CHELONIA: TESTUDINIDAE) FROM THE PLEISTOCENE OF...
Under a Creative Commons license open accessAbstract The global trade in wildlife affects ~24% of terrestrial vertebrates, and demand for traditional medicinal materials, especially for traditional Chinese medicine, is a high profile driver. Much research has established a causal link between demand for...
A new nanhsiungchelyid turtle from the Late Cretaceous of Neixiang, Henan Province, China 热度: Kim Ghattas - The Secretary- A Journey with Hillary Clinton from Beirut to the Heart of American Power (mobi) 热度: On the Translation of Idioms From a Perspective of Culture 热度: 相关...
Mesoclemmys raniceps is a medium-sized aquatic turtle widely distributed throughout the northern Amazon Basin in South America. Little information has been published about its reproductive biology. Because there is a significant problem identifying juveniles of this species found in the wild, and a ...