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Table 1. Distribution of commonest mollusc, foraminifera and ostracoda species among the study sections. SF = Suspension Feeding; CH = Chemosynthetic species; CA = Carnivorous species; PO = Polychaetes organic compound feedings; IN = Benthic Infaunal; EP = Benthic Epifaunal; Pl = Planktonic; relative abundances: x = rare; X = common; X = abundant.

Mollusca

Affinity

Montemoro section (lower)

Montemoro section (upper)

Bargiano section

Foraminifera

Affinity

Montemoro section

Bargiano section

Ostracoda

Montemoro section

Bargiano section

Dentalium fossile

SF

X

X

X

Ammonia beccarii

IN

X

 

Acanthocythereis hystrix

 

X

Dentalium sexangulum

SF

X

X

X

Ammonia papillosa

IN

X

 

Aurila convexa

x

 

Aequipecten opercolaris

SF

 

 

X

Ammonia parkinsoniana

IN

X

 

Bosquetina carinella

 

X

Amusium cristatum

SF

X

X

X

Ammonia tepida

IN

X

x

Carinovalva testudo

 

X

Anadara diluvii

SF

X

X

X

Asterigerinata mammilla

EP

x

x

Costa edwardsii

X

X

Arctica islandica

SF

 

x

 

Bolivina spathulata

IN

X

 

Cytherella spp.

 

X

Corbula gibba

SF

x

X

X

Bulimina marginata

IN

X

X

Cytherella vulgatella

 

X

Glans intermedia

SF

 

X

X

Bulimina spinata

IN

X

X

Cytheridea neapolitana

X

X

Glossus humanus

SF

 

X

X

Cancris auriculus

EP

X

x

Echinocythereis pustulata

 

X

Lucinoma asaphus

CH

 

X

 

Cassidulina laevigata

IN

X

 

Henryhowella ex H. hirta group

x

 

Megaxinus incrassatus

CH

 

X

X

Gyroidina altiformis

EP

X

 

Krithe praetexta

 

X

Myrtea spinifera

CH

 

X

X

Heterolepa floridana.

EP

x

x

Pterygocythereis jonesii

X

X

Neopycnodonte cochlear

SF

 

X

X

Hyalinea balthica

EP

x

 

Ruggeria longecarinata

 

X

Nucula fragilis

SF

 

X

X

Lenticulina calcar

EP

X

X

Tyrrenocithere pontica

x

 

Nucula placentina

SF

 

X

X

Lobatula lobatula

EP

x

 

 

 

 

Ostrea lamellosa

SF

 

X

X

Marginulina costata

IN

X

x

 

 

 

Pecten jacobaeus

SF

 

X

X

Melonis barleanum

IN

X

X

 

 

 

Solemya sp.

CH

 

X

 

Melonis pompilioides

IN

X

X

 

 

 

Venus multilamella

SF

X

X

X

Nonionella turgida

IN

x

 

 

 

 

Yoldia nitida

CH

 

X

 

Pullenia bulloides

IN

x

 

 

 

 

Aporrhais pespelecani

SF

 

X

 

Quinqueloculina seminula

EP

x

X

 

 

 

Epitomium sp.

CA

 

 

X

Textularia sagittula

EP

X

 

 

 

 

Euspira catena

CA

X

X

X

Uvigerina mediterranea

IN

X

X

 

 

 

Haustator vermicularis

SF

X

X

X

Vaginulina striatissima

IN

 

X

 

 

 

Nassarius italicus

PO

X

X

X

Globigerina bulloides

Pl

X

 

 

 

 

Nassarius clathratus

PO

X

X

 

Globigerina cariacoensis

Pl

 

x

 

 

 

Ringicula auriculata

PO

x

X

X

Globigerinoides ruber

Pl

x

X

 

 

 

Ringicula buccinea

PO

 

X

 

Globigerinoides sacculifer

Pl

x

x

 

 

 

Turritella spirata

SF

X

X

X

Globorotalia inflata

Pl

X

 

 

 

 

Turritella tricarinata

SF

 

X

X

Neogloboquadrina spp.

Pl

X

 

 

 

 

 

 

 

 

 

Orbulina universa

Pl

X