
handle: 10261/165545
Este trabajo presenta el resultado del estudio de una colección de nuestras obtenidas en la mitad oriental de Andorra, entre el 15 y el 24 de agosto de 1947. La región estudiada tiene unos 160 kilómetros cuadrados de extensión, y en el cartograma de la figura l se señala la localización de los biótopos que se investigaron. El estudio de la hidrobiologia de Andorra se emprendió como continuación de mi trabajo anterior, "Flora, fauna y connunidades bióticas de las aguas dulces del Pirineo de la Cerdaña" (MARGALEF, 1948) y siguiendo las mismas ideas directices. [...] Amphipleura lindheimeri, Chamaesiphon ferrugineus, Trachelomonas, Oedogonium, Pinus mugo, Ceratoneito-Hydruretum rivularis, Hydrococcetum rivulris, Diploneitum fontinalis, Montio-Cardaminetalia, Ceratoneito-Hydruretum, Bryetum schleicheri, Philonotis seriata, Cratoneureto-Arabidetum bellidifoliae, Cardamineto-Montion, Gomphocymbella ancyli, Chamaesiphon ferrugineus, Aphanocapsa elachista, Phormidium subtruncatum, Denticula tenuis, Cymbella gracilis, Chroococcus minur, Denticula elegans, Cosmarium sp., Symploca cartilaginea, Achnanthes exilis, Diatoma hiemale mesodon, Cymbella ventricosa lunula, Simulium, Cyclops strenuus, Daphnia longispina. Surirelletum benthicum, Nostocetum epilithicum, Isoëteto-Sparganietum Borderei, Chydorus sphaericus, Polyphemus pediculus, Eunotia, Arctodiaptomus bacillifer, Acanthodiaptomus denticornis, Heterocope saliens, Acropeurs harpae, Nostoc, Trinema, Nostocetum epilithicum facies oligozoica, Gammarus pulex, var. fossarum, Macrocyclops, Megacyclops viridis, insignis, vernalis, albidus, Microcyclops varicans, Anopheles, Suriretum benthicum, pecton, Ranunculus, Achnanthes minutissima, Navicula radiosa, Cocconeis placentula, Synedra ulna, Tabellaria flocculosa, Ceratoneis arcus, Cymbella helvetica, Oscillatoria, Gomphonema constrictum, Tanytarsus, Clastidium setigerum, Achnantes minutissima, Stauroneis anceps hyalina, Scenedesmus ecornis, Vorticella, Spirogyra, Gerris (Limnotrechus) lateralis, var. costae, G. (L.) gibbifer, Pinnularia nobilis, Metopus, Prorodon sp., Philodina roseola [...]
Primer Congreso Internacional del Pirineo del Instituto de Estudios Pirenaicos.-- 107 pages
Peer reviewed
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