Conus trajectionis (Maury, 1910)

 

 

 

 

Diagnosis (1):

 

Shell of medium size, elongately pyriform, with an elevated and very acute spire not convex in profile: whorls eleven, of which the first two nuclear are smooth,, the five following show a coronation under the lens, while the remainder have only a spiral ornamentation. Spiral sculpture of three or four strong threads on each volution of the spire. The spirals are absent on the last whorl below the shoulder, but are strongly developed near the base of the shell. Lines of growth inconspicuous.

 

Length of shell 50 ; greatest width 26 mm. 


Chipola marls, Bailey's Ferry, Florida. 


Cornell University collection. 

 

 

 

 

Conus trajectionis

Tav. I fig. 6

mm. 50 x 26

Conus trajectionis

Conus trajectionis

PRI 3429

Conus trajectionis (2)

Plate 44 fig. 3

NHMW 2013/0556/0255

mm. 80,8 x 46,3

 

 

 


Bibliografia Consultata

 

·         (1) - Maury, C. J., 1910. New Oligocene Shells form Florida. Bulletins of American Paleontology, 4 (21 )

·         (1) - Systematics of the Gastropods of the LowerMiddle Miocene Cantaure Formation, Paraguaná Formation, Paraguaná Peninsula, Venezuela Bernard M. Landau, Carlos Marques da Silva, and Antoine Heitz

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