Data about Cephalopoda

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Physical Description

 
sexual dimorphism
  • sexual dimorphism
    Sexual dimorphism is a phenotypic difference between males and females of the same species. The prototypical example is for differences in characteristics of reproductive organs. Other possible examples are for secondary sex characteristics, body size and morphology, ornamentation and behavior.
    http://www.owl-ontologies.com/unnamed.owl#Dimorphism
Additional detail
appendages
  • appendages
    appendages differ between males and females. Includes the number, size and shape of locomotory and sensory appendages such as antennae, legs, wings, and fins, as well as non-genital appendages modified to act as intromittent organs. Tail dimorphisms are not included.
    http://eol.org/schema/terms/appendagesDimorphic
Fairbairn, 2013  
Additional detail
dwarf males
Fairbairn, 2013  
Additional detail
female larger
Fairbairn, 2013  
Additional detail
sexes shaped differently
Fairbairn, 2013  

Ecology

 
habitat
Additional detail
marine biome
  • marine biome
    An aquatic biome that comprises systems of open-ocean and unprotected coastal habitats, characterized by exposure to wave action, tidal fluctuation, and ocean currents as well as systems that largely resemble these. Water in the marine biome is generally within the salinity range of seawater: 30 to 38 ppt.
    http://purl.obolibrary.org/obo/ENVO_00000447
Environments - EOL project  
Additional detail
ocean
  • ocean
    Continuous saline-water bodies that surround the continents and fill the Earth's great depressions.
    http://purl.obolibrary.org/obo/ENVO_00000015
Environments - EOL project  
Additional detail
ocean
  • ocean
    Continuous saline-water bodies that surround the continents and fill the Earth's great depressions.
    http://purl.obolibrary.org/obo/ENVO_00000015
Environments - EOL project  

Life History and Behavior

 
reproduction
Additional detail
dioecious
  • dioecious
    Dioecy (Greek: "two households"; adjective form: dioecious) is characterised by a species having distinct male and female organisms.
    http://eol.org/schema/terms/dioecious
Fairbairn, 2013  

Notes

 
percent species currently described
Additional detail
54
Appeltans et al, 2012  
 
described (accepted)
Additional detail
761
Appeltans et al, 2012  
 
total unknown species (expert opinion)
Additional detail
650
Appeltans et al, 2012  
 
undescribed species present in museum collections
Additional detail
150
Appeltans et al, 2012  
 
undiscovered morphospecies (not yet collected)
Additional detail
500
Appeltans et al, 2012  

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