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Há 6 dias · The Lobopodian concept varies from author to author. [8] Its most general sense refers to a suite of mainly Cambrian worm-like panarthropod taxa possessing lobopods – for example, Aysheaia, Hallucigenia, and Xenusion – which were traditionally united as "Xenusians" or "Xenusiids" (class Xenusia). [16] [17] [18] Certain Dinocaridid genera ...
Há 4 dias · Mollusca. Linnaeus, 1758. Classes. See text . Diversity [1] 85,000 recognized living species . Cornu aspersum (formerly Helix aspersa) – a common land snail. Mollusca is the second-largest phylum of invertebrate animals, after Arthropoda; members are known as molluscs or mollusks [a] ( / ˈmɒləsks / ). Around 76,000 extant ...
Há 5 dias · Caenorhabditis elegans ( / ˌsiːnoʊræbˈdaɪtəs ˈɛləɡæns / [6]) is a free-living transparent nematode about 1 mm in length [7] that lives in temperate soil environments. It is the type species of its genus. [8] The name is a blend of the Greek caeno- (recent), rhabditis (rod-like) [9] and Latin elegans (elegant).
Há 2 dias · A worm includes any invertebrate animal that has a long body with no appendages. They cover over 1 million different types of invertebrates, and they are considered invasive species. They are divided into three groups, which include the flatworm, the roundworm, and the segmented worm.
This World Ostracoda Database is part of the World Register of Marine Species (WoRMS), a global initiative to provide a register of all names of marine organisms living today (or extinct since a geologically short time). But the World Ostracoda Databasealso includes freshwater and fossil taxa. The present database has the following objectives:
Há 2 dias · Polychaetes are multi-segmented worms living in all environments in the world's oceans, present from abyssal depths to shallow estuaries and rocky shores, and even free swimming in open water. They are strictly aquatic annelids, but are the most abundant and diverse group of Phylum Annelida.
Há 3 dias · World Nemertea Database. Quick stats. 1,341 accepted species, of which 100% checked. 2,004 species names including synonyms. Introduction. Approximately 1300 valid, described species of the phylum Nemertea, or ribbonworms, are known worldwide, inhabiting oceans, freshwaters, and land.
