This list have been extracted from the excellent website :
http://biology.burke.washington.edu/conus/catalogue/abbrev.php

AMNH American Museum of Natural History, New York
AMS Australian Museum, Sydney
ANSP Academy of Natural Sciences of Philadelphia
ASUC Ain Shams University Geology, Cairo.
BHU Benares Hindu University
BMNH British Museum (Natural History), London
BMSM Bailey-Matthews Shell Museum
BMUW Burke Museum, University of Washington, Seattle
BNHM Basel Natural History Museum
BRIT Biological Research Institute, Takarazuka, Japan
CAS California Academy of Sciences, San Francisco
CMNH Carnegie Museum of Natural History, Pittsburgh
CMNZ Canterbury Museum, Christchurch, New Zealand
CPAS Centro Português de Atividades Subaquáticas, Lisbon
DMNH Delaware Museum of Natural History, Wilmington
ECU East Carolina University, Greenville
FLMNH Florida Museum of Natural History, Gainesville
FMNH The Field Museum of Natural History, Chicago
GDKU Geology Department, Kyushu University, Fukuoka
GITU Geol. Min. Tokyo Univ. Educ.
GIUT Geological Institute, University of Tokyo
GIYU Geological Institute, Yokohama National University
GMBI Geology Museum, Bandung, Indonesia
GMCE Geological Museum of Cairo, Egypt
GSI Geological Survey of India, Calcutta
HMNS Houston Museum of Natural Science
HNMB Hungarian National Museum, Budapest
HSGI Hungarian State Geology Institute, Budapest
HUJ Hebrew Univeristy of Jerusalem
IAUU Instituut voor Aardwetenschappen, Utrecht University
IGPS Geo-Paleontology Institute, Tohoku University, Sendai
IGUT Institute of Geoscience, University of Tsukuba
IMT Institute of Malacology, Tokyo
IRSN Institut Royal des Sciences Naturelles, Brussels
JHU Johns Hopkins University, Baltimore
JUE Joetsu University of Education, Niigata Prefecture
KIMN Kikuchi Institute of Malacology, Nishinomiya, Japan
KPMY Kanagawa Prefectural Museum, Yokohama
LACM Natural History Museum of Los Angeles County, Los Angeles
LMD Löbbecke Museum, Düsseldorf
LSL Linnaen Society of London
MACN Museo Argentino de Ciencias Naturales "Bernardino Rivadavia," Buenos Aires
MBA Museo de Buenos Aires
MBL Museu Bocage, Lisbon (See MZUL below)
MBML Missao de Biologica Maritima, Lisbon (See MZUL below)
MCNM Museo Cirico di Storia Naturale, Milan
MCZH Museum of Comparative Zoology, Harvard University, Cambridge
MDNG Museum der Natur, Gotha
MFMJ Mizunami Fossil Museum, Mizunami, Japan
MHNG Muséum d'Histoire Naturelle, Geneva
MIGK Museum of the Institute of Geology and Mineralogy, University of Kyoto
MIGT Museo dell'Istituto de Geologia, Turin
MLPA Mueso de La Plata, La Plata
MNCM Museo Nacional de Ciencias Naturales de Madrid
MNHB Museum der Naturkunde für Humboldt Universität zu Berlin
MNHN Muséum National d'Histoire Naturelle, Paris
MNHU Museum für Naturkunde, Humboldt-Universtät Berlin
MNRJ Museu Nacional da Universidade Federal do Rio de Janeiro, Brazil
MORG Museu Oceanográfico da Fundação Universidade de Rio Grande, Brazil
MPUH Museum Poey, University of Havana
MSNP Museum di Storia Naturale, Universita di Pisa
MZSP Museo de Zoologia da Universidade de São Paulo, Brasil.
MZUC Museu Zoologico da Universidade de Coimbra, Portugal
MZUL Museo Zoologico da Universidade de Lisboa, Lisbon (incorporating MBL)
NHMW Naturhistorisches Museum, Vienna
NMC Natur-Museum, Coburg
NMNL National Museum of Natural History Naturalis, Leiden
NMNS National Museum of Natural Science, Taichung, Taiwan.
NMSA Natal Museum, Pietermaritzburg
NMSF Natur-Museum Senckenberg, Frankfurt
NMVM National Museum of Victoria, Melbourne
NMW National Museum of Wales, Cardiff
NSMN Nishinomiya Shell Museum, Nishinomiya
NSMT National Science Museum, Tokyo
NZGS New Zealand Geological Survey, Lower Hutt
PRI Paleontological Research Institute, Ithaca
RGM Rijksmuseum van Geologie en Mineralogie, Leiden
RMSE Royal Museum of Scotland, Edinburgh
SAMA South Australian Museum, Adelaide
SBMH Santa Barbara Museum of Natural History, Santa Barbara
SMNS Staatliches Museum für Naturkunde, Stuttgart
SUPT Stanford University Paleontological Type Collection
THTA Teramachi Hall, Toba Aquarium, Toba, Japan
TMGS Taiwan Museum of Geological Science, Taipei
TMH Tasmanian Museum Art Gallery, Hobart
TMUA Tate Museum, University of Adelaide
TRFR Tokai Regional Fishery Research Labortory, Tokyo, Japan
UBRG Université du Bordeaux, United Etudé de Recherches Géologique d'Aquitaine
UCBL Université ClaudeBernard, Lyon
UCMP University of California Museum of Paleontology, Berkeley
USNM National Museum of Natural History, Smithsonian Institution, Washington, D.C.
UUZM Zoologische Institute, University of Uppsala, Sweden
UZMC Universitetets Zoologiske Museum, Copenhagen
WAM Western Australian Museum, Perth
WFIS Wagner Free Institute of Science, Philadelphia
WPMN Wakayama Prefectural Museum of Natural History, Wakayama City
ZMMU Zoological Museum, Moscow State University
ZMUA Zoologisch Museum, University of Amsterdam
ZMUC Zoological Museum, University of Copenhagen
ZSIC Zoological Survey of India, Calcutta, India
ZSM Zoologische Staatssammlung, Munich