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Aproximadamente 30 registro(s) hasta el momento: (journal)

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New combinations in Orchidaceae of Mexico
Solano,Rodolfo - Salazar,Gerardo A. - Jiménez,Rolando

Formato:	journal article
Enlaces:	New combinations are proposed here for 26 species and one variety belonging to 13 genera of Mexican Orchidaceae.These combinations are required to comply with current taxonomic concepts and ongoing revisionary treatment of the orchids of mexico. The collector and number…
Fecha:	2011-10-01
Recurso:	SCIELO

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The Central American genus Aporolaus, new status and taxonomic revision (Coleoptera: Scarabaeoidea: Hybosoridae: Hybosorinae)
Ocampo,Federico C.

Formato:	journal article
Enlaces:	The hybosorine genus Aporolaus Bates is taxonomically revised. The genus was previously considered as synonym of Dicraeodon Erichson and, based on a detailed morphological study, is reinstated herein. A generic description and diagnosis for A. fimbriatus Bates, the only known…
Fecha:	2010-12-01
Recurso:	SCIELO

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A new genus of oak gallwasp, kokkocynips Pujade-Villar & Melika gen. n., with a description of a new species from Mexico (Hymenoptera, Cynipidae)
PUJADE-VILLAR,J. - EQUIHUA-MARTÍNEZ,A. - ESTRADA-VENEGAS,E. G. - MELIKA,G.

Formato:	journal article
Enlaces:	A new genus of oak gallwasp, Kokkocynips Pujade-Villar & Melika gen. n., is described from Mexico. Diagnostic characters and generic limits of the new genus are discussed in detail. Galls were found on branches of Quercus acutifolia Nee. Diagnostic characters,…
Fecha:	2013-04-01
Recurso:	SCIELO

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Taxonomic and nomenclatural status of the Mexican species in the Tillandsia viridiflora complex (Bromeliaceae)
Krömer,Thorsten - Espejo-Serna,Adolfo - López-Ferrari,Ana Rosa - Ehlers,Renate - Lautner,Jürgen

Formato:	journal article
Enlaces:	Based on a systematic study of the Mexican species in the Tillandsia viridiflora complex, the taxonomic and nomenclatural status of these species is clarified. The former synonym T. macropetala is reestablished as a species. An identification key for the complex…
Fecha:	2012-04-01
Recurso:	SCIELO

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Funginella? isfahanensis n. sp. from the upper Albian of Iran
Yazdi,Mehdi - Bahrami,Ali - Leloux,Jacob

Formato:	journal article
Enlaces:	Funginella? isfahanensis n. sp. is a new nominal solitary scleractiniid coral from the upper Albian of Iran. Its dimensions, associated sedimentary facies and descriptions, all conform to those of the four specimens described as "Funginella sp. 2" in Abdel-Gawad and…
Fecha:	2011-08-01
Recurso:	SCIELO

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Corals from the Early Cretaceous (Barremian - Early Albian) of Puebla (Mexico) - Introduction and Family Stylinidae
Löser,Hannes - García-Barrera,Pedro - Mendoza-Rosales,Claudia C. - Ortega-Hernández,Javier

Formato:	journal article
Enlaces:	The present contribution is the first instalment of a systematic revision of the Early Cretaceous (Barremian to Early Albian) corals of Puebla, Mexico. The coral fauna preserved in the Tehuacan region represents one of the most species rich associations of…
Fecha:	2013-08-01
Recurso:	SCIELO

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A new record and redescription of Schizopera (Schizopera) knabeni (Copepoda: Harpacticoida: Miraciidae) from north-western Mexico
Gómez,Samuel - Vargas-Arriaga,Febe Elizabeth

Formato:	journal article
Enlaces:	Specimens of Schizopera Sars, 1905 were found during sampling in 2 brackish systems in central and southern Sinaloa (north-western Mexico). The specimens turned out to belong to Schizopera (Schizopera) knabeni Lang, 1965 which was originally described from Monterey Bay (the…
Fecha:	2008-06-01
Recurso:	SCIELO

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New Lachesilla (Psocodea: 'Psocoptera': Lachesillidae) from Peru and Mexico, based on males with one clunial apophysis
García Aldrete,Alfonso N.

Formato:	journal article
Enlaces:	Three species of Lachesilla from Peru and Mexico are described and illustrated. They are based on male specimens, characterized by having a clunial apophysis over the area of the epiproct. The Mexican species constitutes a new species group, and the…
Fecha:	2010-08-01
Recurso:	SCIELO

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A new species of Lachesilla (Psocodea: 'Psocoptera': Lachesillidae) from Dominica, representing a new species group
García Aldrete,Alfonso N.

Formato:	journal article
Enlaces:	A new species of Lachesilla, from Cabrits National Park, St. John's Parish, Dominica, is here described and illustrated. The phallosome is V-shaped, and it is autapomorphic in having the distal ends of the apodeme arms articulated to each clasper. Based…
Fecha:	2011-06-01
Recurso:	SCIELO

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10.

The Lachesilla asperiforceps species complex of the L. forcepeta species group (Psocodea: 'Psocoptera': Lachesillidae)
García Aldrete,Alfonso N.

Formato:	journal article
Enlaces:	Four species of Lachesilla, from Mexico and Guatemala, are here described and illustrated. Together with L. asperiforceps García Aldrete, from Mexico, Guatemala and Nicaragua, they constitute the L. asperiforceps species complex, a diagnosis of which is provided, as well as…
Fecha:	2011-09-01
Recurso:	SCIELO

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11.

Two new species of the bee genus Peponapis, with a key to the North and Central American species (Hymenoptera: Apidae: Eucerini)
Ayala,Ricardo - Griswold,Terry

Formato:	journal article
Enlaces:	Two new species of squash bees, Peponapis pacifica Ayala and Griswold sp. n. and P. parkeri Griswold and Ayala sp. n., are described and illustrated. Peponapis pacifica is oligolectic on flowers of Schizocarpum longisepalum (Cucurbitaceae) endemic to Mexico, where it…
Fecha:	2012-06-01
Recurso:	SCIELO

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12.

Cyathus species (Basidiomycota: Fungi) from the Atlantic Forest of Pernambuco, Brazil: taxonomy and ecological notes
Trierveiler-Pereira,Larissa - Goulart Baseia,Iuri

Formato:	journal article
Enlaces:	Cyathus specimens were collected over a one-year period in 4 remnants of the Atlantic Forest in Pernambuco, Brazil. According to traditional morphological analysis, the following species were identified: C. intermedius, C. montagnei, C. setosus and C. triplex. These 4 species…
Fecha:	2013-03-01
Recurso:	SCIELO

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13.

Seven new species of Allorhogas (Hymenoptera: Braconidae: Doryctinae) from Mexico
Martínez,Juan José - Zaldívar-Riverón,Alejandro

Formato:	journal article
Enlaces:	Seven new Mexican species of the gall associated doryctine genus Allorhogas are described, illustrated and molecularly characterized: A. amuzgo sp. nov., A. coccolobae sp. nov., A. crassifemur sp. nov., A. jaliscoensis sp. nov., A. marshi sp. nov., A. parvus sp.…
Fecha:	2013-03-01
Recurso:	SCIELO

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14.

Ceratium Schrank (Dinophyceae) of the National Park Sistema Arrecifal Veracruzano, Gulf of Mexico , with a key for identification
Okolodkov,Yuri B.

Formato:	journal article
Enlaces:	The morphology of 33 species of Ceratium (38 including infraspecific taxa) was studied based on about 600 phytoplankton net samples taken from May 2005 through March 2008 at eight sampling stations in the northwestern part of the National Park Sistema…
Fecha:	2010-10-01
Recurso:	SCIELO

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15.

New records of green (Chlorophyta) and brown algae (Phaeophyceae) for Cabezo Reef, National Park Sistema Arrecifal Veracruzano, Gulf of Mexico
Robinson,Néstor M. - Galicia-García,Citlalli - Okolodkov,Yuri B.

Formato:	journal article
Enlaces:	Descriptions of 13 green and 12 brown algal species from 20 genera and 15 families collected on Cabezo Reef of the National Park Sistema Arrecifal Veracruzano in the southwestern Gulf of México, which are new records for the reef, are…
Fecha:	2012-10-01
Recurso:	SCIELO

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16.

New records of red algae (Rhodophyta) for Cabezo Reef, National Park Sistema Arrecifal Veracruzano, Gulf of Mexico
Galicia-García,Citlalli - Robinson,Néstor M. - Okolodkov,Yuri B.

Formato:	journal article
Enlaces:	Descriptions of 21 red algal species collected in March and November 2008 and June 2010 are given. They are considered new records for Cabezo reef in the southeastern part of the National Park Sistema Arrecifal Veracruzano (NPSAV), southwestern Gulf of…
Fecha:	2013-01-01
Recurso:	SCIELO

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17.

A new cryptic species of Leberis Smirnov, 1989 (Crustacea, Cladocera, Chydoridae) from the Mexican semi-desert region, highlighted by DNA barcoding
Elías-Gutiérrez,Manuel - Valdez-Moreno,Martha

Formato:	journal article
Enlaces:	DNA barcoding, based in the sequence of a gene from the mitochondria, the Citochrome C oxidase (CO1), has been proved to be an excellent tool to identify many animal groups from invertebrates to vertebrates. After barcode several Cladocera, we gathered…
Fecha:	2008-03-01
Recurso:	SCIELO

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18.

Taxonomy, stratigraphic distribution and palaeobiogeography of the Early Cretaceous coral genus Holocystis
Hannes,Löser

Formato:	journal article
Enlaces:	The Early Cretaceous Scleractinian coral genus Holocystis Lonsdale, 1849 -first reported for southern England and for a long time believed to be restricted to this region- is easy to recognise but it is also rare. Abundant material from the Late…
Fecha:	2006-01-01
Recurso:	SCIELO

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19.

Taxonomic revision and evolutionary classification of the biserial Cretaceous planktic foraminiferal genus Laeviheterohelix Nederbragt, 1991
Dan Georgescu,Marius

Formato:	journal article
Enlaces:	Taxonomic re-evaluation of the Upper Cretaceous serial planktic foraminiferal genus Laeviheterohelix Nederbragt, 1991 revealed that the genus is polyphyletic. Three genera are recognized, two new, Steineckia n. gen. and Fleisherites n. gen., and one emended, namely Laeviheterohelix. Steineckia n. gen.…
Fecha:	2009-08-01
Recurso:	SCIELO

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20.

Corals from the Maastrichtian Ocozocoautla Formation (Chiapas, Mexico) - a closer look
Löser,Hannes

Formato:	journal article
Enlaces:	The small Maastrichtian coral fauna of Ocozocoautla (Chiapas, Mexico) is being taxonomically reviewed. In contrast to an older study, the material is examined by preparing thin sections and carrying out systematic measurements to ensure that any comparisons of the material…
Fecha:	2012-12-01
Recurso:	SCIELO

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21.

A new rhabdiasid species from Craugastor occidentalis (Anura: Brachycephalidae) from Sierra de Manantlan, Jalisco, Mexico
Martínez-Salazar,Elizabeth A.

Formato:	journal article
Enlaces:	Rhabdias manantlanensis n. sp., parasite of the lungs of Craugastor occidentalis is illustrated and described. Rhabdias manantlanensis differs from related species in the genus by the combination of the following characters: elongated body, cuticle slightly swollen (thin and smooth), 6…
Fecha:	2008-06-01
Recurso:	SCIELO

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22.

First record and redescription of Tisbella pulchella (Copepoda: Harpacticoida) from the eastern tropical Pacific
Morales-Serna,Francisco Neptalí - Gómez,Samuel

Formato:	journal article
Enlaces:	Specimens of the genus Tisbella Gurney, 1927 were found during a series of sampling campaigns in 2 brackish systems in southern Sinaloa (north-western Mexico). The specimens were identified as Tisbella pulchella (Wilson, 1932), a species of harpacticoid copepod originally described…
Fecha:	2008-06-01
Recurso:	SCIELO

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23.

A new species of Temnocephala (Platyhelminthes, Temnocephalida) commensal of Pomella megastoma (Mollusca, Ampullariidae) from Misiones, Argentina
Damborenea,Cristina - Brusa,Francisco

Formato:	journal article
Enlaces:	Temnocephala lamothei n. sp., a commensal of Pomella megastoma (Sowerby, 1825), is described herein from specimens collected at Arroyo Yabotí-Miní (Misiones province, Argentina). Juveniles and adults were removed from the mantle cavity by host relaxation. Distinctive characters of the new…
Fecha:	2008-08-01
Recurso:	SCIELO

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24.

Mexican species of Exetastes (Hymenoptera: Ichneumonidae: Banchinae), with description of three new species
Khalaim,Andrey I. - Ruiz-Cancino,Enrique

Formato:	journal article
Enlaces:	Twenty one species and subspecies of Exetastes Grav. are recorded from Mexico. Exetastes arteagus sp. nov., E. gauldi sp. nov. and E. lascivus sp. nov. are described as new. Exetastes pasculus Gauld et Ugalde is recorded for the first time…
Fecha:	2012-06-01
Recurso:	SCIELO

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25.

A new genus of gall-dwelling thrips from Costa Rica (Thysanoptera: Phlaeothripidae: Phlaeothripinae)
Soto-Rodríguez,Gerardo A. - Nishida,Kenji - Retana-Salazar,Axel P.

Formato:	journal article
Enlaces:	A new genus and species of thrips, Fourbethrips fiorella, inhabiting stems, petioles and leaf vein galls of a Melastomataceae from Costa Rica is described. The galls are induced by an unidentified gall midge larva (Cecidomyiidae). This new thrips can be…
Fecha:	2012-09-01
Recurso:	SCIELO

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26.

Protoperidinium Bergh (Dinophyceae) of the National Park Sistema Arrecifal Veracruzano, Gulf of Mexico, with a key for identification
Okolodkov,Yuri B.

Formato:	journal article
Enlaces:	The morphology of 46 species of Protoperidinium was studied based on 510 phytoplankton net samples taken from May 2005 through February 2007 at 7 stations in the northwestern part of the National Park Sistema Arrecifal Veracruzano, southern Gulf of Mexico.…
Fecha:	2008-07-01
Recurso:	SCIELO

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27.

Diversity and morphology of the species of Pseudo-nitzschia (Bacillariophyta) of the national park Sistema Arrecifal Veracruzano, SW Gulf of Mexico
Parsons,Michael L. - Okolodkov,Yuri B. - Aké-Castillo,José A.

Formato:	journal article
Enlaces:	In order to evaluate the risk for marine ecosystem and human health, the diversity and morphology of diatoms of the genus Pseudo-nitzschia were studied. Weekly sampling was performed at seven geo-referenced sites in the National Park Sistema Arrecifal Veracruzano, SW…
Fecha:	2012-01-01
Recurso:	SCIELO

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28.

Foliar micromorphology of Mexican oaks (Quercus: Fagaceae)
Scareli-Santos,Claudia - Sánchez-Mondragón,María L. - González-Rodríguez,Antonio - Oyama,Ken

Formato:	journal article
Enlaces:	Mexico is the main center of diversity of the genus Quercus in the Western Hemisphere. Despite recent advances in the knowledge of Mexican oaks, a degree of taxonomic confusion still remains, mainly within particular species complexes. In this study, scanning…
Fecha:	2013-07-01
Recurso:	SCIELO

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29.

New species of Haematoloechus (Digenea: Plagiorchidae) in the lung of the foothill yellow-legged frog Rana boylii (Anura), from Humboldt County, California, USA
Zamparo,David - Ferrao,Amanda - Brooks,Daniel R. - Bettaso,Jamie - Mata-López,Rosario

Formato:	journal article
Enlaces:	A new species of Haematoloechus is described from the lungs of Rana boylii from Humboldt County, California. The new species is similar to Haematoloechus buttensis, Haematoloechus kernensis, and Haematoloechus complexus in general course of the uterus and gonad shape. It…
Fecha:	2011-06-01
Recurso:	SCIELO

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30.

Systematics of the genus Gnathostoma (Nematoda: Gnathostomatidae) in the Americas
Bertoni-Ruiz,Florencia - Lamothe y Argumedo,Marcos Rafael - García-Prieto,Luis - Osorio-Sarabia,David - León-Régagnon,Virginia

Formato:	journal article
Enlaces:	To date, more than 20 species of the genus Gnathostoma have been described as parasites of mammals, 9 of them in the Americas. However, the taxonomic status of some of these species has been questioned. The main goal of this…
Fecha:	2011-06-01
Recurso:	SCIELO