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Mnesictena marmarina

Mnesictena marmarina is a snout moth in the subfamily Spilomelinae of the family Crambidae. It was described by Edward Meyrick in 1884. It is endemic to New Zealand. This species is similar in appearance to Mnesictena flavidalis but is distinguis ...

Sinaga

Sinaga is a Batak surname. It may refer to: Hadrianus Sinaga, Indonesian politician. Saktiawan Sinaga, Indonesian professional footballer. Reynhard Sinaga, Indonesian serial rapist. Anicetus Bongsu Antonius Sinaga, Indonesian Roman Catholic bisho ...

Adipokinetic hormone

Adipokinetic hormone is a short peptide hormone that has been studied in insects. It is a lipid mobilising hormone and is responsible for regulating fuel transport in the haemolymph, for redirecting energy to other processes as required by the in ...

Bursicon

The molecular structure of the hormone has been characterized rather recently. Bursicon is a 30 kDa neurohormone heterodimeric protein which is encoded by CG13419 gene and made of two cysteine knot subunits, Burs-α and Burs-β. It is nondialyzable ...

Insect diuretic hormones

Insect diuretic hormones are hormones that regulate water balance through diuretic action. Excretory system of insects, is responsible for regulating water balance in the cells of insects are malpighian tubules and intestine ileum and rectum. Mal ...

Prothoracicotropic hormone

Prothoracicotropic hormone was the first insect hormone to be discovered. It was originally described simply as "brain hormone" by early workers such as Stefan Kopec and Vincent Wigglesworth, who realized that ligation of the head of immature ins ...

Cristozoa

Cristozoa is a grouping of animals possessing a neural crest and derivatives. It includes Haikouella and Yunnanozoon, and all Craniata.

Archeterokrohnia docrickettsae

Archeterokrohnia docrickettsae is a type of deep-sea marine arrow worm. It is the largest species in the Archeterokrohnia genus and the first to be found alive. Additionally this species displays an unusual color pattern of orange on its head and ...

Parasagitta

Parasagitta is a genus of arrow worms in the family Sagittidae. At one time these arrow worms were classified in the genus Sagitta.

Paraspadella

Paraspadella is a genus of chaetognaths in the family Spadellidae. Paraspadella was originally considered as Spadella before a revision separated that genus into three genera: Spadella, Paraspadella, and Gephyrospadella, the last of which is now ...

Sagitta (arrowworm)

Sagitta is a genus of Chaetognatha, a phylum commonly known as arrowworms or arrow worms. Phylum Chaetognatha comprises small marine worms. This genus is characterized by the distribution of cilia on the body, thick rays in fins, and hooks that a ...

Cornulites

Cornulites is a genus of cornulitid tubeworms. Their shells have vesicular wall structure, and are both externally and internally annulated. They usually occur as encrusters on various shelly fossils. Their fossils are known from the Middle Ordov ...

Helicoconchus

Helicoconchus is a microconchid genus that occurs in the Lower Permian of Texas. It forms small reef-like bodies of tubes branching from a common origin. The impunctate tubes are greatly elongated for microconchids and have occasional diaphragms ...

Lecthaylus

Lecthaylus is a genus of fossil sipunculid worms that lived between the Cambrian and the Lower Carboniferous periods. Prevailed worms are sedentary marine worms without any mineralized parts, and for this reason are very rare in the fossil record ...

Punctaconchus

Punctaconchus is a genus of microconchid tubeworms. Their tubes have large pores penetrating the tube wall. Tubes lumen is covered by ripplemark−like transverse ridges. Punctaconchus occurs in the Middle Jurassic of England and France.

Trenella

The taxonomy of the Gastropoda by Bouchet & Rocroi, 2005 categorizes Trenellidae in the superfamilia Yochelcionelloidea within the Paleozoic molluscs of uncertain systematic position. This family has no subfamilies.

Vermetidae incertae sedis goreensis

Vermetidae incertae sedis goreensis is a species of sea snail, a marine gastropod mollusk in the family Vermetidae, the worm snails or worm shells. This is a nomen dubium.

Trochozoa

The Trochozoa are a proposed Lophotrochozoa clade that is sister of Polyzoa. The trochozoans clade include animals in five phyla: the Nemertea, the Annelida, the Mollusca and the two Brachiozoan phyla, Brachiopoda and Phoronida.    .

Camenellan

The camenellans, consisting of the genera Camenalla, Dailyatia, Kennardia, Kelanella and Lapworthella, are a group of Tommotiid invertebrates from the Cambrian period, reconstructed as sister to all others. They are known from isolated sclerites, ...

List of hyolith genera

This list of hyoliths is an attempt to create a comprehensive listing of all genera from the fossil record that have ever been considered to be members of hyolitha, excluding purely vernacular terms. The list includes all commonly accepted genera ...

Vinctiplicata

The Vinctiplicata is a clade of Scalidophora uniting the Loricifera and the Priapulida, and representing the sister group to the Kinorhyncha. Its monophyly is supported on morphological grounds, although recent molecular studies indicate that the ...

Acoelomorpha

Acoelomorpha is a subphylum of very simple and small soft-bodied animals with planula-like features which live in marine or brackish waters. They usually live between grains of sediment, swimming as plankton, or crawling on other organisms, such ...

Acoela

Acoela, or the acoels, a + coel i.e. without a cavity), is an order of small and simple invertebrates in the phylum Xenacoelomorpha, a basal Bilaterian group, which resemble flatworms. Historically they were treated as an order of turbellarian fl ...

Sagittiferidae

The family Convolutidae includes acoels with a ventral mouth opening and a body-wall musculature composed both dorsally and ventrally by circular, longitudinal, and longitudinal crossover muscle fibers. The ventral body wall also has a group of U ...

Isodiametridae

The following genera are recognised in the family Isodiametridae: There are over 100 species recognized in the family Isodiametridae:

Waminoa brickneri

Waminoa brickneri is a newly discovered acoel species from the coral reefs near Eilat and the second described species in the genus.

Acanella

Acanella is a genus of deep-sea bamboo coral of the family Isididae, containing the following species: Acanella weberi Nutting, 1910. Acanella rigida Wright & Studer, 1889. Acanella africana Kukenthal, 1915. Acanella chiliensis Wright & Studer, 1 ...

Anthelia (coral)

The World Register of Marine Species lists the following species: Anthelia fishelsoni Verseveldt, 1969. Anthelia hicksoni Gohar, 1940. Anthelia ternatana Schenk, 1896. Anthelia elongata Roxas, 1933. Anthelia fallax Broch, 1912. Anthelia glauca La ...

Cespitularia

The World Register of Marine Species lists the following species: Cespitularia exigua Verseveldt, 1970. Cespitularia densa Tixier-Durivault, 1966. Cespitularia wisharti Hickson, 1931. Cespitularia erecta Macfadyen, 1936. Cespitularia mollis Brund ...

Cornularia (coral)

The World Register of Marine Species includes the following species in the genus: Cornularia atlantica Johnson, 1861. Cornularia aurantiaca Stimpson, 1855. Cornularia pabloi McFadden & van Ofwegen, 2012. Cornularia australis Busk, 1867. Cornulari ...

Efflatounaria

The World Register of Marine Species lists the following species: Efflatounaria alba Verseveldt, 1977. Efflatounaria nana Hickson, 1931. Efflatounaria tottoni Gohar, 1939.

Heliopora

Heliopora is a genus of cnidarian in the monotypic family Helioporidae. It consists of three species, one of which is known only from fossils: Heliopora coerulea Pallas, 1766 - blue coral. Heliopora fijiensis † Hoffmeister, 1945. Heliopora hibern ...

Nanipora

Nanipora kamurai was first discovered in a public swimming area in Okinawa. The species is considered to be a "living fossil" because the animals most closely related to it genetically are extinct.

Ovabunda

The World Register of Marine Species lists the following species: Ovabunda verseveldti Benayahu, 1990. Ovabunda gohari Reinicke, 1997. Ovabunda andamanensis Janes, McFadden & Chanmethakul, 2014. Ovabunda macrospiculata Gohar, 1940. Ovabunda crena ...

Sansibia

The World Register of Marine Species lists the following species: Sansibia formosana Utinomi, 1950. Sansibia lineata Stimpson, 1855. Sansibia flava May, 1899. Sansibia boquetei Roxas, 1933.

Stylophora (coral)

Stylophora is a genus of colonial stony corals in the family Pocilloporidae. They are commonly known as cats paw corals or birdsnest corals. They are native to the Red Sea, the Indo-Pacific region and eastwards as far as the Pitcairn Islands.

Sympodium (coral)

The World Register of Marine Species lists the following species: Sympodium tamatavense Cohn, 1907. Sympodium caeruleum Ehrenberg, 1834. Sympodium splendens Thomson & Henderson, 1906. Sympodium punctatum May, 1898. Sympodium norvegicum Koren & Da ...

Hexacorallia

Hexacorallia is a subclass of Anthozoa comprising approximately 4.300 species of aquatic organisms formed of polyps, generally with 6-fold symmetry. It includes all of the stony corals, most of which are colonial and reef-forming, as well as all ...

Octocorallia

Octocorallia is a subclass of Anthozoa comprising around 3.000 species of water-based organisms formed of colonial polyps with 8-fold symmetry. It includes the blue coral, soft corals, sea pens, and gorgonians within three orders: Alcyonacea, Hel ...

Anenthemonae

Anenthemonae is a suborder of sea anemones in the order Actiniaria. It comprises those sea anemones with atypical arrangement of mesenteries for actiniarians. Superselect and their families in the suborder Anenthemonae include: Halcuriidae Carlgr ...

Anthopleura

According to the World Register of Marine Species, this genus includes: Long-tentacled anemone Anthopleura michaelseni Pax, 1920). Anthopleura texaensis Carlgren & Hedgpeth, 1952. Anthopleura hermaphroditica Carlgren, 1899. Anthopleura sanctaehel ...

Anthosactis pearseae

Anthosactis pearseae is a species of sea anemone in the family Actinostolidae. It was discovered in 2007, living in the body of a dead whale at the bottom of the Pacific Ocean where the water was approximately 1.8 miles deep, at Monterey Canyon, ...

Anthothelidae

Genera in this family include: Solenocaulon Gray, 1862. (Solenocaulon Серый, 1862) Williamsium Moore, Alderslade & Miller, 2017. Tubigorgia Pasternak, 1985. (Tubigorgia Пастернак, 1985) Stereogorgia. Victorgorgia Lopez Gonzalez & Briand, 2002. Ic ...

Antillogorgia

The World Register of Marine Species lists the following species: Antillogorgia elisabethae Bayer, 1961. Antillogorgia hystrix Bayer, 1961. Antillogorgia bipinnata Verrill, 1864. Antillogorgia blanquillensis Stiasny, 1941. Antillogorgia navia Bay ...

Arachnactidae

Arachnactidae is a family of tube-dwelling anemones in the order Ceriantharia. It is the only family in the monotypic order Penicillaria and comprises around 38 species. They differ from other ceriantharians in the makeup of their cnidome, the re ...

Aulactinia

Species in the genus include: Aulactinia marplatensis Zamponi, 1977. Aulactinia stella Verrill, 1864. Aulactinia vladimiri Sanamyan N., Sanamyan K. & Bocharova, 2015. Aulactinia capitata Agassiz in Verril, 1864. Aulactinia verrucosa Pennant, 1777 ...

Balanopsammia

Balanopsammia is a monotypic genus of corals in the family of tree-leaved corals, Dendrophylliidae. It is represented by a single species, Balanopsammia wirtzi, which occurs in Atlantic waters around the Cape Verde islands of Santiago and Sal. Bo ...

Blastomussa

Blastomussa is a genus of large polyp stony corals. It is unclear in which family this genus belongs. Members of this genus are sometimes found in reef aquariums.

Briareum

Briareum is a genus of soft corals in the family Briareidae. The coral is cultivated by aquarium owners for its fluorescing polyps, which reveal themselves under actinic light. The genus is in need of extensive examination, as many specimens sold ...

Bunodactis

Species in the genus include: Bunodactis glandulosa Otto, 1823. Bunodactis hermaphroditica Carlgren, 1959. Bunodactis octoradiata Carlgren, 1899. Bunodactis bunodiformis Hertwig, 1882. Bunodactis altifossa Lager, 1911. Bunodactis chrysobathys Par ...