Conidae

1576 oggetti, creato il 12 gen 2015
 De nombreuses photos sont en cours de refonte la plupart sont faites avec un Iphone pour la mise en ligne d origine  Ma collection de Cones.   Les cônes presentent  des...

De nombreuses photos sont en cours de refonte la plupart sont faites avec un Iphone pour la mise en ligne d origine 

Ma collection de Cones.
 
Les cônes presentent  des coquilles ornementées très recherchées 

Ces gastéropodes possèdent une coquille conique dont l’aspect ainsi que les couleurs sont très variables. Ils sont de taille moyenne à grande et présentent souvent des ornementations spectaculaires sur leur coquille pour laquelle ils sont recherchés. Ils sont également dangereux. La grande majorité se trouve dans les mers chaudes, mais on en rencontre aussi dans des eaux tempérées.

Ils sont le plus souvent nocturnes, et tous sont des prédateurs carnivores et venimeux. Certains se nourrissent de vers, d’autres de mollusques et/ou de poissons.

Ils contiennent une glande secrétant une neurotoxine reliée à une dent radulaire en forme de harpon, dont ils se servent pour chasser leurs proies à distance, qui est instantanément neutralisée. Les cônes vivants doivent donc être manipulés avec précaution ou pas manipulés du tout si l'on ne connaît pas l'espèce. Généralement, les cônes de petite taille ont une piqûre guère plus douloureuse que celle d'une abeille mais le venin de certaines grandes espèces tropicales piscivores peut être fatal à l'homme : il entraîne la paralysie (notamment des muscles respiratoires), puis la mort, dans 70 % des cas humains, en moins de deux heures

Les cônes pouvant mettre en danger la vie d'un humain sont notamment Conus geographusC. textileC.tulipaC.aulicus et C. striatus.

 

cf Wikipedia 

 

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Dauciconus (Dauciconus) scalarissimus (Petuch, 1986)
Dauciconus (Dauciconus) scalarissimus (Petuch, 1986)
Dauciconus (Dauciconus) scalarissimus (Petuch, 1986) Mexico 09/1987 Collected using Scuba in 6M of water in south west corner of Bahia de San FRancisquito  41,47 mm
Dauciconus (Dauciconus) scalarissimus (Petuch, 1986)
Dauciconus (Dauciconus) scalarissimus (Petuch, 1986)
Dauciconus (Dauciconus) scalarissimus (Petuch, 1986) Guatemala   10 KM north of Champerico 52 mm
Dauciconus (Dauciconus) stimpsoni (Dall, 1902)
Dauciconus (Dauciconus) stimpsoni (Dall, 1902)
Dauciconus (Dauciconus) stimpsoni (Dall, 1902) Mexico cabo catoche Schimp boat  47,1 mm  
Dauciconus (Dauciconus) stimpsoni (Dall, 1902)
Dauciconus (Dauciconus) stimpsoni (Dall, 1902)
Dauciconus (Dauciconus) stimpsoni (Dall, 1902) Mexico cabo catoche Schimp boat  47,1 mm  
Dauciconus (Dauciconus) stimpsoni (Dall, 1902)
Dauciconus (Dauciconus) stimpsoni (Dall, 1902)
Dauciconus (Dauciconus) stimpsoni (Dall, 1902) Mexico cabo catoche Yucatan Schimp boat -120 M 47 mm  
Dauciconus (Dauciconus) tostesi (Petuch, 1986)
Dauciconus (Dauciconus) tostesi (Petuch, 1986)
Dauciconus (Dauciconus) tostesi (Petuch, 1986) Brazil off Cabo frio /Rj Collected by local fishtrawler boat, fishing  for about 70 to 8 M deep 40,44 mm
Dauciconus (Dauciconus) tristensis (Petuch, 1987)
Dauciconus (Dauciconus) tristensis (Petuch, 1987)
Dauciconus (Dauciconus) tristensis (Petuch, 1987) Colombia 2010 east comombia Santa Marta dredged at 40 50M  27,5 mm
Dauciconus (Dauciconus) tristensis (Petuch, 1987)
Dauciconus (Dauciconus) tristensis (Petuch, 1987)
Dauciconus (Dauciconus) tristensis (Petuch, 1987) Venezuela  Los Monges Venezuelan gulf  On Sand and mud by Shrimp boat - 80M  34,5mm
Dauciconus (Dauciconus) vikingorum (Petuch, 1993)
Dauciconus (Dauciconus) vikingorum (Petuch, 1993)
Dauciconus (Dauciconus) vikingorum (Petuch, 1993) Venezuela Los Monjes, 50,14 mm  
Dauciconus (Dauciconus) virgatus (Reeve, 1849)
Dauciconus (Dauciconus) virgatus (Reeve, 1849)
Dauciconus (Dauciconus) virgatus (Reeve, 1849) Mexico 43 mm
Dauciconus (Dauciconus) virgatus (Reeve, 1849)
Dauciconus (Dauciconus) virgatus (Reeve, 1849)
Dauciconus (Dauciconus) virgatus (Reeve, 1849) Mexico Cortez Sea 15M deep 47 mm Ex Coll B. Goudey
Dauciconus (Dauciconus) worki (Petuch, 1998)
Dauciconus (Dauciconus) worki (Petuch, 1998)
Dauciconus (Dauciconus) worki (Petuch, 1998) Brazil  Taken by Scuba dive on corals bottoms 27 to 32 meters deep off Prado BA 59,47 mm 
Dauciconus (Gradiconus) anabathrum (Crosse, 1865)
Dauciconus (Gradiconus) anabathrum (Crosse, 1865)
Dauciconus (Gradiconus) anabathrum  Crosse, 1865  USA Florida off Marco bridge exposed on sand low tide  39,4 mm ex collection Damaso Monteiro 
Dauciconus (Pupuriconus) abrolhosensis (Petuch,1987)
Dauciconus (Pupuriconus) abrolhosensis (Petuch,1987)
Dauciconus (Pupuriconus) abrolhosensis (Petuch,1987) Brazil  03/2016 Bahia Alcobaca off Abrolhos island Sand and Coral 10-25M 25,1 mm Synonyme C. baiano (Coltro, 2004)
Dauciconus (Purpuriconus) archetypus (Crosse, 1865)
Dauciconus (Purpuriconus) archetypus (Crosse, 1865)
Dauciconus (Purpuriconus) archetypus (Crosse, 1865) Brésil 2014 Rio grande (Applelé aussi Conus Maurioi Non accepté par Worms) 18 mm   
Dauciconus (Purpuriconus) bahamensis (Vink & Röckel, 1995)
Dauciconus (Purpuriconus) bahamensis (Vink & Röckel, 1995)
Dauciconus (Purpuriconus) bahamensis (Vink & Röckel, 1995) Bahamas Off cat Cay Dredged 1968 18.1 mm
Dauciconus (Purpuriconus) bahamensis (Vink & Röckel, 1995)
Dauciconus (Purpuriconus) bahamensis (Vink & Röckel, 1995)
Dauciconus (Purpuriconus) bahamensis (Vink & Röckel, 1995) Bahamas Off cat Cay Dredged 1968 19,9 mm
Dauciconus (Purpuriconus) brasiliensis (Clench, 1942)
Dauciconus (Purpuriconus) brasiliensis (Clench, 1942)
Dauciconus (Purpuriconus) brasiliensis (Clench, 1942) Brazil Rio grande do Norte State Dived offNorth Natal in coral sand at -20-30 M 21,60 mm
Dauciconus (Purpuriconus) brasiliensis (Clench, 1942)
Dauciconus (Purpuriconus) brasiliensis (Clench, 1942)
Dauciconus (Purpuriconus) brasiliensis (Clench, 1942) Brazil   Guarapari ES by A. Jorro & L. Couto Dived 2 to meters deep algaes and rocks bottom. 20,0 mm
Dauciconus (Purpuriconus) cargilei (Coltro, 2004)
Dauciconus (Purpuriconus) cargilei (Coltro, 2004)
Dauciconus (Purpuriconus) cargilei (Coltro, 2004) Brazil 03/2016 Bahia de Alcobaça Off Ablbrohos Island in Sand & Coral bubble 20-25 M 18,1 mm
Dauciconus (Purpuriconus) colombi Monnier & Limpalaër, 2012
Dauciconus (Purpuriconus) colombi Monnier & Limpalaër, 2012
Dauciconus (Purpuriconus) colombi  (Monnier & Limpalaër, 2012) Martinique  26,32 mm 
Dauciconus (Purpuriconus) ednae (Petuch, 2013)
Dauciconus (Purpuriconus) ednae (Petuch, 2013)
Dauciconus (Purpuriconus) ednae (Petuch, 2013) Brazil Collected by fishertrawler boat 70 to 80M deep off Cabo Frio /RJ 38,36 mm
Dauciconus (Purpuriconus) kirkandersi (Petuch, 1987)
Dauciconus (Purpuriconus) kirkandersi (Petuch, 1987)
Dauciconus (Purpuriconus) kirkandersi (Petuch, 1987) Mexico Yucatan Isla de Mujeres East Snorkling - 4 M deep 12 mm
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792) Guadeloupe Port-Louis 13,8 mm  
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)   Martinique  14 mm    
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
 Dauciconus (Purpuriconus) magellanicus (Hwass, 1792) Martinique  21 mm    
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
 Dauciconus (Purpuriconus) magellanicus (Hwass, 1792) Martinique  14 mm    
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
 Dauciconus (Purpuriconus) magellanicus (Hwass, 1792) Martinique  14 mm    
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
 Dauciconus (Purpuriconus) magellanicus (Hwass, 1792) Martinique  12 mm    
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
Dauciconus (Purpuriconus) magellanicus (Hwass, 1792)
 Dauciconus (Purpuriconus) magellanicus (Hwass, 1792) Martinique  13,5 mm    
Dauciconus (Purpuriconus) magnottei (Petuch, 1987)
Dauciconus (Purpuriconus) magnottei (Petuch, 1987)
Dauciconus (Purpuriconus) magnottei (Petuch, 1987) Honduras Roatan Island  Dived at 10 meters deep on a coral reef  12,8 mm
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014)
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014)
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014) Brazil 01/2011 Cera Camocim On rocky bottom 25,40M  21,7 mm
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014)
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014)
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014) Brazil  Cera Camocim On rocky bottom  19,46mm
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014)
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014)
Dauciconus (Purpuriconus) mariaodeteae (Petuch & Myers, 2014) Brazil  Cera Camocim On rocky bottom  17,24 mm
Dauciconus (Purpuriconus) mauricioi (Coltro, 2004)
Dauciconus (Purpuriconus) mauricioi (Coltro, 2004)
Dauciconus (Purpuriconus) mauricioi (Coltro, 2004) Brazil 10/2002 Rio Grande do Norte state Dived off north Natal in coral sand -20-30 M 17,58 mm
Dauciconus (Purpuriconus) pseudocardinalis (Coltro, 2004)
Dauciconus (Purpuriconus) pseudocardinalis (Coltro, 2004)
Dauciconus (Purpuriconus) pseudocardinalis (Coltro, 2004) Brazil 03/2016 Alcobaça Off Albrohos Island Sand & Coral bubble 20-25M 13 mm
Dauciconus (Purpuriconus) pseudocardinalis (Coltro, 2004)
Dauciconus (Purpuriconus) pseudocardinalis (Coltro, 2004)
Dauciconus (Purpuriconus) pseudocardinalis (Coltro, 2004) Brazil  Taken by Diver at 31 meters deep off Alcobaça  24,17 mm
Dauciconus (Purpuriconus) sphacelatus (Sowerby I, 1833)
Dauciconus (Purpuriconus) sphacelatus (Sowerby I, 1833)
Dauciconus (Purpuriconus) sphacelatus (Sowerby I, 1833) Bahamas Abaco Cays Great Guana Cay 36,1 mm ( Wrongly names jucundus G. B. Sowerby III, 1887 but the name sphacelatus is far anterior as the holotype matches what G. B....
Dauciconus (Purpuriconus) sphacelatus (Sowerby I, 1833)
Dauciconus (Purpuriconus) sphacelatus (Sowerby I, 1833)
Dauciconus (Purpuriconus) sphacelatus (Sowerby I, 1833) Bahamas Abaco Cays dived 3 to 6 meters deep under dead coral W/O  21,43 mm
Dauciconus (Purpuriconus) vittatus (Hwass in Bruguière, 1792)
Dauciconus (Purpuriconus) vittatus (Hwass in Bruguière, 1792)
Dauciconus (Purpuriconus) vittatus (Hwass in Bruguière, 1792) Panama 1996 Gobermadora island under rock intertidal 24,6 mm  
Dauciconus (Purpuriconus) vittatus (Hwass in Bruguière, 1792)
Dauciconus (Purpuriconus) vittatus (Hwass in Bruguière, 1792)
Dauciconus (Purpuriconus) vittatus (Hwass in Bruguière, 1792) Costa Rica  Brahia de Santa Elena By Diver at 7 M deep 39,5 mm  
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus  (Linneaus, 1758) Collection Tahiti 1984-1986 65 mm
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linneaus, 1758) Collection Tahiti 1984-1986 86 mm
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linneaus, 1758) Collection Tahiti 1984-1986 95 mm
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linneaus, 1758) Collection Tahiti 1984-1986 101 mm
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linneaus, 1758) Collection Tahiti 1983-1985 111 mm
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linneaus, 1758) Collection Tahiti 1984-1986 67 mm
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758) Madagascar Anakao -4M on sand close to coral  35 mm Juvenil 
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758)
Dendroconus betulinus (Linnaeus, 1758) U.A.E. Fujairah Al Bridi beach collected dead Sep 2016 44,5 mm
Dendroconus betulinus f. rufoluteus Bozzetti & Ferrario, 2005
Dendroconus betulinus f. rufoluteus Bozzetti & Ferrario, 2005
Dendroconus betulinus f. rufoluteus Bozzetti & Ferrario, 2005 Madagascar Fort Dauphin  79,78 mm
Dendroconus betulinus f. zulu (Linnaeus, 1758)
Dendroconus betulinus f. zulu (Linnaeus, 1758)
Dendroconus betulinus f. zulu  (Dautzenberg, 1937) Madagascar 2006 Pecheur Local Anakao 51,8 mm (f. zulu unaccepted by WoRMS) 
Dendroconus deprehendens (Prelle, 2009)
Dendroconus deprehendens (Prelle, 2009)
Dendroconus deprehendens (Prelle, 2009) Madagascar Fort Dauphin 52,43 mm is figulinus for Worms 
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