Invasive
Invasive species: any species of insects, animals, plants and pathogens, including its seeds, eggs, spores, or other biological material capable of propagating that species, that is not native to that ecosystem; and whose introduction does or is likely to cause economic or environmental harm or harm to human health
http://www.invasive.org/
Conchology
Conchology, inc. is the world's leading seashell company. with over 75,257 shells for sale. with seashell related information for both expert and amateur collectors.
http://www.conchology.be/
BioLib
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http://www.biolib.cz/
2ehands.nl
Tweedehands overige verzamelstukken te koop
http://verzamel.2dehands.nl/markt/v_overig/mineralen-fossielen-schelpen/
Man and mollusc
Mollusk mollusc mollusks internet resource site for students, educators, and anyone wanting to learn more about the fascinating world of the mollusc / mollusk
http://www.manandmollusc.net/
Muszle
Muszle.net.pl - serwis o muszlach morskich. na stronie znajduje się m.in. galeria zdjęć muszli z kolekcji krzysztofa kuźniara (ponad 350), wiele artykułów i porad dotyczących kolekcjonowania, forum, zbiór linków, a także ranking najpiękniejszych muszli.
http://www.muszle.net.pl/
Shelltrips Peggy Williams
Shelltrips Peggy Williams
http://www.shelltrips.com/
Shellcabinet.com
Shellcabinet.com
http://www.shellcabinet.com/
Omne-vivum
Muck truck, tractors, cranes, excavators, bulldozers ...
http://www.omne-vivum.com/
Webkwestie Schelpen
Webkwestie over schelpen voor kinderen vanaf 9 jaar met on-line determinatie
http://www.webkwestie.nl/schelpen/