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Melvicalathis

Sous-embranchement (subphylum) des Rhynchonelliformea  
Classe des Rhynchonellata 
Ordre des Terebratulida 

Sous-ordre des Terebratulidina 
Super-famille des Terebratuloidae 
Super-famille des Dyscolioidae 
Super-famille des Cancellothyroidea 


Genus Melvicalathis Lee, Lüter, Zezina, 2008, in Lee et al. (2008)
 
[Type species= Eucalathis macroctena Zezina, 1981 (p. *)]

Costae broad, triangular in cross-section; foramen hypothyrid, beak very attrite; transverse band of loop medially directed towards dorsal valve; loop may be incomplete.

Present

Diagnosis from Lee et al. (2008)

Extant Species of Melvicalathis
  • M. macroctena (Zezina, 1981)
    		• Diagnosis


    Melvicalathis macroctena   (Zezina, 1981)

    Type locality: SE Pacific [30°24'S, 78°59'W, 3870 m]
    Depth range: 2009 - 4900 m.

     

    Diagnose in preparation -