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Science at Museo delle Scienze - Museo Tridentino di Scienze ...

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The scientific colllections<br />

Tropical Bio<strong>di</strong>versity<br />

since 1998 MTsn has conducted several research expe<strong>di</strong>tions in the mountain rainforests<br />

of Tanzania, th<strong>at</strong> have led to a collection of 4,250 specimens of amphibians<br />

and reptiles (and mammals to a much less extent). These include over 80 species<br />

th<strong>at</strong> are new to science. The tropical african herpetology collection of Mds is now<br />

recognized one of the most important with regards to the mountain forests of Tanzania.<br />

Among the mammals, the collection includes Rhynchocyon udzungwensis,<br />

the giant elephant-shrew <strong>di</strong>scovered by Mds researchers and described in 2008.<br />

Botany<br />

Botany collections are made up by<br />

the herbarium and the living collections<br />

of the museum’s two botanic<br />

gardens (Viotte Alpine Garden and<br />

Arco Arbotretum) and the seed bank.<br />

The herbarium (TR) accounts for approx.<br />

150,000 specimens mainly collected<br />

from the mid eighteen century<br />

to the mid nineteen century. The<br />

major component is n<strong>at</strong>urally local<br />

from Trentino and Tirol but a significant<br />

part of the collections origin<strong>at</strong>e<br />

from other parts of italy, europe and<br />

north Africa. Viotte alpine garden<br />

grows more than 1,200 alpine species<br />

from the major mountain chains<br />

of the world, with a special interest<br />

for endemic and thre<strong>at</strong>ened species,<br />

Arco arboretum includes nearly<br />

200 species of fine and tender trees<br />

of garden interest. The seeds bank<br />

focuses on thre<strong>at</strong>ened and endemic<br />

species of conserv<strong>at</strong>ion interest<br />

origin<strong>at</strong>ing from the eastern Alps.<br />

Limnology and Phycology<br />

Phycological and limnological collections of the Mds include more than 5,000 items<br />

collected in the frame of the numerous research projects carried out by the section.<br />

These are mostly samples of microscopic organisms such as <strong>di</strong><strong>at</strong>oms, cyanobacteria,<br />

algae, zoobenthos and zooplankton collected mainly in the Alps, and namely in<br />

the Autonomous Province of Trento. Besides these recently started collections, the<br />

section also cur<strong>at</strong>es four historical algae collections inclu<strong>di</strong>ng exsicc<strong>at</strong>a of marine<br />

and freshw<strong>at</strong>er algae origin<strong>at</strong>ing from <strong>di</strong>fferent loc<strong>at</strong>ions worldwide and collected<br />

mainly in the nineteenth century.<br />

Invertebr<strong>at</strong>e Zoology and Hydrobiology<br />

invertebr<strong>at</strong>e collections of the Mds include more than 1,2 million of specimens,<br />

aqu<strong>at</strong>ic and terrestrial. historical collections (1850-1950 yr) include mainly terrestrial<br />

insects (about 175,000 specimens) and marine, freshw<strong>at</strong>er and terrestrial molluscs.<br />

Most part of specimens (terrestrial and aqu<strong>at</strong>ic) are preserved in ethanol and<br />

were collected mainly in mountain regions in italy but also abroad (svalbard islands,<br />

Pakistan-Karakorum, France-Pyrenees, etc.). A collection of more than 5,000 microscope<br />

slides of aqu<strong>at</strong>ic insects and crustaceans is also present.<br />

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