Hamstead-Bembridge-Osborne Beds Gastropods
Click on an image to view it at full resolution','Trochus ?subcarinatus','coll. Alan Morton','troch2.jpg','21.0',463,236,'Upper Hamstead Corbula Bed - Bouldnor','2.5mm') "click for detail")
| ','Clithon (Pictoneritina) bristowi; Theodoxus bristowi; Neritina tristis','coll. Alan Morton','nertri2.jpg','6.0',230,325,'Lower Hamstead Nematura Bed - Bouldnor','8mm') "click for detail")
|  cranmorensis','coll. Greteli Morton) (det. Malcolm Symonds','thepla.jpg','6.0',230,322,'Upper Hamstead Beds - Bouldnor','7.5mm') "click for detail")
|  cranmorensis','coll. Alan Morton) (det. Malcolm Symonds','the3.jpg','12.0',191,249,'Lower Hamstead White Band - Bouldnor','3mm') "click for detail")
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| Jujubinus ?subcarinatus (Lamarck) 2.5mm | Pictoneritina bristowi (Wenz) 8mm | Pictoneritina cranmorensis Symonds 7.5mm | Pictoneritina cranmorensis Symonds 3mm |
','Paludina angulosus; Paludina orbicularis','coll. Alan Morton','vivang.jpg','1.5',377,389,'Bembridge Limestone - Isle of Wight','37mm') "click for detail")
| ','Paludina lenta','coll. Alan Morton','vivlen.jpg','3.0',248,283,'Upper Hamstead Beds - Bouldnor','15mm') "click for detail")
| ','Paludina globuloides','coll. Alan Morton','vivmin.jpg','35.0',267,289,'Bembridge Limestone - Burnt Wood','2mm') "click for detail")
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| Viviparus angulosus (J. Sowerby) 37mm | Viviparus lentus (Solander) 15mm | Viviparus minutus (J. Sowerby) 2mm | Hydrobia sp. 3mm |
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| ','Melania turritissima','coll. Alan Morton','pottur.jpg','3.0',217,260,'Bembridge Marls - Hamstead','8mm') "click for detail")
| ','Melania forbesii','coll. Alan Morton','potfor.jpg','8.0',200,267,'Bembridge Marls - Bembridge','5.5mm') "click for detail")
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| Hydrobia sp. 4mm | Potamaclis turritissima (Forbes) 8mm | Potamaclis forbesi (Morris) 5.5mm | Stenothyrella sp. 4mm |
','Assiminea conica','coll. Alan Morton','bitcon.jpg','12.0',314,216,'Lower Hamstead Nematura Bed - Bouldnor','4mm') "click for detail")
|  (coll. Alan Morton) (det. Tom Meijer','viv2.jpg','6.0',336,201,'Bembridge Limestone - Isle of Wight','8mm') "click for detail")
| ','Tomichia duchasteli; Hydrobia chastellii','coll. Alan Morton','nysduc.jpg','8.0',233,196,'Upper Hamstead Beds - Bouldnor','4.5mm') "click for detail")
| ','Rissoa turbinata','coll. Alan Morton','pustur.jpg','16.0',337,234,'Upper Hamstead Corbula Bed - Bouldnor','3mm') "click for detail")
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| Bithynia conica (Prevost) 4mm | Bithynia sp. 8mm | Nystia duchasteli (Nyst) 4.5mm | Pusillina turbinata (Lamarck) 3mm |
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| ','','coll. Alan Morton','teidec.jpg','12.0',323,252,'Upper Hamstead Corbula Bed - Bouldnor','2.5mm') "click for detail")
| ','Melania semidecussata; Melania corrugata','coll. Alan Morton','baysem.jpg','6.0',253,309,'Upper Hamstead Corbula Bed - Bouldnor','12.5mm') "click for detail")
| ','Melania nystii; Melania inflata','coll. Alan Morton','melnys.jpg','5.0',219,238,'Upper Hamstead Beds - Bouldnor','11mm') "click for detail")
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| Strebloceras cornuoides Carpenter 2.5mm | Teinostoma cf. decussatum (Sandberger) 2.5mm | Bayania semidecussata (Lamarck) 12.5mm | Bayania nystii (Nyst) 11mm |
','Melania acuta; Melania muricata','coll. Alan Morton','melacu.jpg','6.0',215,287,'Osborne Beds - Sconce','12mm') "click for detail")
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| ','','coll. Alan Morton','melcar.jpg','4.0',232,295,'Osborne Beds - Sconce','9mm') "click for detail")
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| Tarebia acuta (J. Sowerby) 12mm | Tarebia sp. 13mm | Melanopsis carinata (J. de C. Sowerby) 9mm | Melanopsis subulata J. Sowerby 16mm |
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| ','Pirenella monilifera; Terebralia plicata; Cerithium plicatum; Cerithium subcostellatum','`typical` form from the Upper Hamstead Beds) (coll. Alan Morton','pirmon.jpg','2.0',175,235,'Upper Hamstead Beds - Bouldnor','27mm') "click for detail")
| ','','a form from the Lower Hamstead Nematura Bed) (coll. Alan Morton','pirmon2.jpg','4.0',300,361,'Lower Hamstead Nematura Bed - Bouldnor','21mm') "click for detail")
| ','','a form from the lower Bembridge Marls preserved in pyrites) (coll. Alan Morton','pirmon3.jpg','3.0',292,343,'Bembridge Marls - Bembridge','26mm') "click for detail")
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| Melanopsis pseudosubulata Edwards MS 15mm | Granulolabium plicatum (Bruguière) 27mm | Granulolabium plicatum (Bruguière) 21mm | Granulolabium plicatum (Bruguière) 26mm |
','','a form from the lower Bembridge Marls) (coll. Alan Morton','cer1.jpg','4.0',232,290,'Bembridge Marls - St Helens','17mm') "click for detail")
| ','Cerithium inornatum','possibly a smooth form of Granulolabium plicatum) (coll. Alan Morton','cerino.jpg','5.0',219,245,'Lower Hamstead White Band - Bouldnor','11mm') "click for detail")
| ','Cerithium larmackii; Potamides cinctus; Cerithium cinctum','coll. Alan Morton) (det. Martin Munt','potcin.jpg','3.0',223,288,'Upper Hamstead Beds - Bouldnor','23mm') "click for detail")
| ','Cerithium austenii','coll. Alan Morton','potaus.jpg','3.0',363,444,'Bembridge Marls - Hamstead','45mm') "click for detail")
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| Granulolabium plicatum (Bruguière) 17mm | Potamides inornatus (Morris) 11mm | Potamides lamarcki (Brongniart) 23mm | Potamides austeni (Morris) 45mm |
','Potamides submargaritaceus; Cerithium submargaritaceum; Cerithium elegans','coll. Alan Morton','potsub.jpg','2.0',201,264,'Upper Hamstead Beds - Bouldnor','31mm') "click for detail")
| ','Potamides sedgwicki; Cerithium sedgwicki','possibly a form of Tympanotonos labyrinthum) (coll. Alan Morton','potsed.jpg','2.0',183,219,'Lower Hamstead White Band - Bouldnor','26mm') "click for detail")
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| ','Potamides funatus var. 2; Cerithium mutabile var.?','coll. Alan Morton','pot5.jpg','2.0',297,360,'Bembridge Marls - Bembridge','42mm') "click for detail")
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| Tympanotonos labyrinthus (Nyst) 31mm | Tympanotonos sedgwicki (Morris) 26mm | Tympanotonos sp. 18mm | Tympanotonos funatus var. 2 (Newton) 42mm |
','Potamides funatus var. 2; Cerithium mutabile var.?','coll. Alan Morton','pot4.jpg','3.0',308,361,'Bembridge Marls - Bembridge','27mm') "click for detail")
| ','Potamides funatus var. 2; Cerithium mutabile var.?','coll. Alan Morton','pot3.jpg','2.0',254,357,'Bembridge Marls - Bembridge','37mm') "click for detail")
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| Tympanotonos funatus var. 2 (Newton) 27mm | Tympanotonos funatus var. 2 (Newton) 37mm | Unidentified 7.5mm | Sandbergeria vectiana Munt & Barker 2mm |
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| ','Cuma charlesworthii; Cuma monoplex; Purpura monoplex','worn specimen) (coll. Alan Morton','cummon2.jpg','2.0',213,248,'Upper Hamstead Corbula Bed - Bouldnor','20mm') "click for detail")
| ','Murex forbesii; Fusus forbesii; Cantharus crebricostatus','internal cast) (coll. Alan Morton','canfor1.jpg','5.0',395,310,'Bembridge Marls - Bembridge','14mm') "click for detail")
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| ?Ampullina sp. 2mm | Euspira vectensis Wrigley 11mm | Cymia monoplex (Sandberger) 20mm | Cantharus forbesi (Morris) 14mm |
','Murex forbesii; Fusus forbesii; Cantharus crebricostatus','coll. Alan Morton','canfor2.jpg','5.0',208,318,'Bembridge Marls - St Helens','15mm') "click for detail")
| ','Murex forbesii; Fusus forbesii; Cantharus crebricostatus','coll. Alan Morton','canfor3.jpg','4.0',365,327,'Bembridge Marls - Burnt Wood','19mm') "click for detail")
| ','Voluta rathieri; Voluta forbesii','coll. Alan Morton','volrat2.jpg','3.0',293,394,'Upper Hamstead Corbula Bed - Bouldnor','21mm') "click for detail")
| ','Voluta rathieri; Voluta forbesii','juvenile) (coll. Alan Morton','volrat1.jpg','3.0',216,200,'Upper Hamstead Corbula Bed - Bouldnor','15mm') "click for detail")
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| Cantharus forbesi (Morris) 15mm | Cantharus forbesi (Morris) 19mm | Neoathleta rathieri (Hébert) 21mm | Neoathleta rathieri (Hébert) 15mm |
 (coll. Alan Morton','voldet.jpg','4.0',393,286,'Upper Hamstead Beds - Bouldnor','17mm') "click for detail")
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| ','Raphitoma edwardsii; Chrysodomus edwardsii; Fusus edwardsii','coll. Greteli Morton','ambedw.jpg','12.0',296,280,'Upper Hamstead Beds - Bouldnor','5mm') "click for detail")
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| Voluta detrita Edwards MS 17mm | Conomitra sp. 2mm | Amblyacrum edwardsi (Morris) 5mm | Amblyacrum sp. 5mm |
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| Cylichna ?conoidea Sandberger 2mm | Syrnola sp. 2.5mm | Odostomia sp. 3mm | Odostomia sp. 3mm |
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| ','Lymnaea longiscata','coll. Alan Morton','gallon2.jpg','2.5',275,281,'Bembridge Limestone - Isle of Wight','27mm') "click for detail")
| ','Planorbis discus','coll. Alan Morton','pladis2.jpg','2.0',291,393,'Bembridge Limestone - Sconce','23mm') "click for detail")
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| Odostomia sulcifera Edwards MS 3.5mm | Lymnaea sp. 32mm | Galba longiscata (Brongniart) 27mm | Planorbina discus (Edwards) 23mm |
','Planorbis obtusus','coll. Alan Morton','plaobt2.jpg','4.0',168,235,'Bembridge Limestone - Sconce','6mm') "click for detail")
| ','Helix omphalus','coll. Alan Morton','disomp.jpg','12.0',330,298,'Bembridge Limestone - Sconce','4mm') "click for detail")
| ','Clausilia striatula','shell impression and internal cast) (coll. Alan Morton','lamstr.jpg','6.0',348,299,'Bembridge Limestone - Sconce','11mm') "click for detail")
| ','Filholia elliptica; Amphidromus ellipticus; Bulimus ellipticus','internal cast) (coll. Alan Morton','filell5.jpg','1.0',257,305,'Bembridge Limestone - Sconce','71mm') "click for detail")
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| Hippeutis obtusus (J. Sowerby) 6mm | Discus omphalus (Edwards) 4mm | Laminifera striatula (Edwards) 11mm | Rillyarex ellipticus (J. Sowerby) 71mm |
','Filholia elliptica; Amphidromus ellipticus; Bulimus ellipticus','posterior few whorls with shell intact) (coll. Alan Morton','filell4.jpg','3.0',260,288,'Bembridge Limestone - Isle of Wight','24mm') "click for detail")
| ','Glandina costellata; Achatina costellata','coll. Greteli Morton','glacos1.jpg','1.5',319,298,'Bembridge Limestone - Isle of Wight','47mm') "click for detail")
| ','Glandina costellata; Achatina costellata','coll. Alan Morton','glacos2.jpg','2.5',373,336,'Bembridge Limestone - Sconce','32mm') "click for detail")
| ','Helix occlusa','coll. Alan Morton','helocc.jpg','2.0',324,266,'Bembridge Limestone - Sconce','19mm') "click for detail")
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| Rillyarex ellipticus (J. Sowerby) 24mm | Palaeoglandina costellata (J. Sowerby) 47mm | Palaeoglandina costellata (J. Sowerby) 32mm | Palaeoxestina occlusa (Edwards) 19mm |
','Helix vectiensis','coll. Alan Morton','helvec.jpg','5.0',354,291,'Bembridge Limestone - Sconce','8mm') "click for detail")
| ','Cyclotus cinctus','coll. Alan Morton','bemcin.jpg','4.0',245,342,'Bembridge Limestone - Isle of Wight','12mm') "click for detail")
| ','Cyclostoma mumia','coll. Alan Morton','dismum.jpg','4.0',316,341,'Bembridge Limestone - Isle of Wight','20mm') "click for detail")
| ','Hartmannia heterostoma; Bulimus heterostomus','coll. Alan Morton','cochet1.jpg','8.0',343,230,'Bembridge Limestone - Sconce','5mm') "click for detail")
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| Klikia vectiensis (Edwards) 8mm | Bembridgia cincta (Edwards) 12mm | Dissostoma mumia (Lamarck) 20mm | Cochlostoma heterostoma (Edwards) 5mm |
','Hartmannia heterostoma; Bulimus heterostomus','coll. Alan Morton','cochet2.jpg','8.0',225,216,'Bembridge Limestone - Isle of Wight','6mm') "click for detail")
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| Cochlostoma heterostoma (Edwards) 6mm | Unidentified 4mm |
