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Showing results for tags 'nassariidae'.
Found 13 results
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From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Cymatophos lindae Petuch, 1994 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: APAC Quarry, Sarasota County, Florida USA. Status: Extinct Notes: Very large for the genus. Cymatophos is an extinct genus and the only example from North America. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Calophos wilsoni Allmon, 1990 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: Quality Aggregates, Sarasota County, Florida USA. Status: Extinct Notes: Many workers have assigned this species to C. plicatilis, a Mexican fossil species. Warren Allmon in his pre-PRI career, separated C. wilsoni from C. plicatilis as a larger shell with a greater variability in its spiral structure. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Calophos nannus Petuch, 1994 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: Quality Aggregates, Sarasota County, Florida USA. Status: Extinct Notes: In comparison to C. wilsoni, C. nannus is smaller with more rounded whorls, shorter spiral and faint expression of ribbing. If generic assignment is correct, it is the second described species of Calophos from North America. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Strombinophos maxwelli Olsson & Harbinson, 1953 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: SMR Phase 10 Pit, Sarasota County, Florida USA. Status: Extinct Notes: Easily mistaken for a drill or turrid shell. Strong sharp ribs distinguish it from S. floridanus. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Strombinophos floridanaus (Mansfield, 1930) Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: SMR Phase 10 Pit, Sarasota County, Florida USA. Status: Extinct Notes: Similar to S. maxwelli but with fainter, but more numerous ribs. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Ilyanassa floridana M. Smith, 1936 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: Kissimmee River, Highlands County, Florida USA. Status: Extinct Notes: Smooth and globbose; Ilyanassa is a common component in the more northern Late Pliocene/Early Pleistocene deposits of Florida and the Mid-Atlantic. In the Tamiami, the genus is for the most part restricted to the Kissimmee River valley. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Trajana pyta Gardner, 1948 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: APAC quarry, Sarasota County, Florida USA. Status: Extinct Notes: Moderate size shell for the family with a closed siphonal canal and a circular aperture, surrounded by a raised peristome. The two living species of this genus are found on the west coast of Mexico. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Phrontis vibex (Say, 1822) Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: APAC quarry, Sarasota County, Florida USA. Status: Extant Notes: Today it is common on mudflats. The most distinguishing characteristic is the coat of enamel-like callus spread flatly across the parietal wall. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Nassarius floridensis Olsson & Harbinson, 1953 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: APAC quarry, Sarasota County, Florida USA. Status: Extinct Notes: Squat, globbose, with closely space incised spirals. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Nassarius locklini Olsson & Harbinson, 1953 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: SMR Phase 10 Pit, Sarasota County, Florida USA. Status: Extinct Notes: High spired and shouldered ribbing. -
From the album: Gastropods of the Tamiami Formation
Order Neogastropoda Family Nassariidae Nassarius fargoi Olsson & Harbinson, 1953 Stratigraphy: Pinecrest Sand Member of the Tamiami Formation Location: SMR Phase 8 Pit, Sarasota County, Florida USA. Status: Extinct Notes: Probably the most common nassarid in the Sarasota pits. Spire height intermediate between that of N. locklini and N. floridensis. -
Screen washed collection of bulk sediment.
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Screen washed collection of block sediment
