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Showing 1 to 15 of 15 for “"CRUSTACEA DECAPODA"”.
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Palemonídeos do Brasil (Crustacea - Decapoda - Natantia)
Include all species of family PALAEMONIDAE which occur in brazilian waters.This paper consists essentially of an introduction, a historical account of the family in Brazil, its systematic, conclusions, bibliography and twenty eight plates,corresponding to the species studied. The systematic section …
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Calapídeos do litoral brasileiro (Crustacea: Decapoda: Brachyura)
This dissertation deals with all crustaceans species under the family CALAPPIDAE, occurring on the Brazilian coast. It consists of the following divisions: introduction, bibliographic revision, material and methods, results, conclusions and bibliographical references. The taxonomic section includes …
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A REVISION OF THE FAMILY EUMEDONIDAE DANA, 1853 (CRUSTACEA, DECAPODA, BRACHYURA, XANTHOIDEA)
The family Eumedonidae, sensu Stevcic et al. (1988), contains nine genera and 26 species. On the basis of a large series of specimens from the Indo-West Pacific region and the examination of available type specimens, the family Eumedonidae Dana, 1853, is here revised. lt now contains 12 genera and …
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Taxonomic, systematic, morphological and biological studies on Palaemon Weber, 1795 (Crustacea: Decapoda: Palaemonidae)
Palaemon is a large genus of marine, brackish and freshwater shrimps and are amongst the most familiar shrimps to scientists and amateur naturalists. Despite being familiar and widely reported they remain understudied. A series of studies was conceived to address some of the outstanding questions …
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Some aspects of mercury accumulation by the purple shore crab Hemigrapsus nudus Dana (Crustacea: decapoda)
The present study has attempted to investigate some of the more basic questions concerning the toxicity and accumulation of mercury in the purple shore crab, Hemigrapsus nudus. This rocky intertidal denizen is found in abundance along the entire Pacific coast of the United States from Sitka, …
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Exploitation and biology of the bait organism Callianassa kraussi Stebbing (Crustacea: Decapoda: Thalassinidae) in Langebaan Lagoon
The effects of the exploitation of prawns (Callianassa & Upogebia spp.) in Langebaan Lagoon, primarily for bait collecting, were assessed using field experiments and observations. Langebaan Lagoon has been a proclaimed National Park for 20 years and a proclaimed Marine Protected Area since 2000. …
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AN ANNOTATED CHECKLIST OF CRABS OF THE SUPERFAMILY PORTUNOIDEA RAFINESQUE, 1815 FROM THE PHILIPPINES (CRUSTACEA: DECAPODA: BRACHYURA)
The present revised checklist of the Portunoidea of the Philippines contains 115 species of 27 genera/subgenera, including one new genus, two new species and 8 new records for the Philippines. As a result of this work, 2 other new species are described from elsewhere in the Indo-West Pacific. The …
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Contributions to the taxonomy of South African hermit crabs (Crustacea: Decapoda: Paguroidea) – integrating microCT scanning and barcoding
… southern KwaZulu-Natal. For the first time in crustacean taxonomy, species descriptions, particularly the one of Pagurus n. sp., are informed by, or based on, µCT imagery of calcified body parts. Following on this technique, Chapter 6 is a short presentation of the 3D raw dataset of seven µCT …
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Estudos sobre a população de Portunus spinicarpus (Stimpson, 1871) (Crustacea: Decapoda: Brachiura) da região do Cabo Frio, Brasil
During 33 months (January/86 to December/88) 99 trawlings have been made at 30, 45 and 60 m depth in front of Massambaba beach (Arraial do Cabo, R.J.), with lhe purpose to know the softbottom benthos of the in·fra littoral from an area characterized by the upwelling phenomenon. A Van-Veen grab, a …
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Aspectos reprodutivos e populacionais do siri Callinectes danae Smith ( Crustacea: Decapoda: Portunidae) no Canal de Santa Cruz, Itamaracá, Pernambuco
… do siri Callinectes danae Smith, 1869 (Crustacea: Decapoda: Portunidae) no complexo estuarino do Canal de Santa Cruz, Itamaracá, Pernambuco. Para tal, foram determinadas quatro estações de amostragem, onde foram realizadas coletas mensais de siris de Janeiro a Dezembro de 2009. Em …
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Zoés, megalopa e estágios juvenis iniciais de Cryptodromiopsis antillensis (Stimpson, 1858): implicações sobre a monofilia dos Dromiacea (Crustacea: Decapoda: Brachyura)
The ontogeny of Cryptodromiopsis antillensis (Stimpson, 1858) it was analyzed through literature data (RICE & PROVENZANO, 1966) and observations of the megalopa, juveniles and adults. The megalopa of C. antillensis was redescribed and Evius ruber Moreira, 1912 was considered as synonym of C. …
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Resoluções da taxonomia integrativa nos camarões-de-estalo do complexo de espécies “macrocheles” (Alpheus macrocheles (Hailstone, 1835)) (Crustacea: Decapoda: Caridea: Alpheidae)
O gênero Alpheus, atualmente composto por 313 espécies válidas, apresenta inúmeros complexos de espécies reconhecidos. Um destes complexos é o Alpheus machocheles, formado por 10 espécies distribuídas ao longo de toda região tropical. Neste grupo as principais problemáticas são a diferenciação …
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Taxonomy, Diversity, and Distribution Patterns of Portunid Crab Megalopae in the Northern Gulf of Mexico During Fall of 2003
… In this thesis, identification of Portunidae (Crustacea: Decapoda) megalopae collected during the fall of 2003 from a NOAA SEAMAP cruise revealed 7 species and 11 morphs with 90% of the total density comprised of <em>Callinectes sapidus, Achelous gibbesii, Callinectes similis, Achelous …
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Sensitivity to chemical stimuli plays a fundamental role in the food preferences. Examples in the evolutionary scale: 1. Role of the walking leg chemoreceptors in the red swamp crayfish Procambarus Clarkii 2. PROP bitter taste sensitivity and its nutritional implications in Humans
… crayfish Procambarus clarkii (Girard, 1852) (Crustacea: Decapoda) is an invasive species of freshwater habitats that has spread worldwide. In crayfish, like in other decapod crustaceans, reception of chemical cues occurs by way of peripheral chemoreceptors grouped within sensory hairs and …
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ΣΥΜΒΟΛΗ ΣΤΗ ΜΕΛΕΤΗ ΤΗΣ ΟΙΚΟΛΟΓΙΑΣ ΚΑΙ ΒΙΟΛΟΓΙΑΣ ΤΗΣ CALLIANASSA TYRRHENA (PETAGNA, 1792) (CRUSTACEA, DECOPODA, THALASSINIDEA)
THE POPULATION OF C. TYRRHENA APPEARS AS A PATCH FORMED BY SURVIVAL DIFFERENCIES OF SETTLING MEGALOPAE THAT ARE DUE TO SEDIMENT CHARACTERISTICS. THE RANDOM SPATIAL DISTRIBUTION OF ADULTS WITHIN THE PATCH CAN BE EXPLAINED BY THE ABSENCE OF SEVERE ECOLOGICAL FORCES: POPULATION DENSITY DOES NOT SEEM …