Micromollusks of the Lower Pinecrest Beds, Upper Tamiami Formation, Sarasota County, Florida

Marine micromollusks of the Pinecrest beds: an undertreated yet prodigious late Pliocene faunal element: The case of the Tornidae.

High Resolution Version Of The Tornidae Plate (PDF file 1.0 mbs)

Identification and interpretation of species in the SEM image composite above:

 Row A - (L to R): [1] Anticlimax calliglypta (Dall, 1903) 2.80 mm. [2] Aorotrema cistronium (Dall, 1889) 1.35 mm. [3] Cochliolepis sp. A 2.48mm. [4] Co. holmesii (Dall, 1889) 2.08 mm. [5] Co. planispiralis Rubio, Rolán, & Lee, 2011 1.52 mm. [6] Co. differens Rubio, Rolán, & Lee, 2011 3.14 mm. [7] Co. sp. cf. Co. striata (Dall, 1889) 4.81 mm. [8] Cyclostremiscus cubanus (Pilsbry & Aguayo, 1933) 0.84 mm.

 Row B - (L to R): [1] Cyclostremiscus sp. cf. Cy. euglyptus Aguayo and Borro, 1946 0.93 mm. [2] Cy. fargoi Pilsbry, 1953 1.21 mm. [3] Cy. gunteri (Mansfield, 1930) 1.13 mm. [4] Cy. pentagonus (Gabb, 1873) 2.18 mm. [5] Cy. multistriatus Rubio, Rolán, & Lee, 2011 1.19 mm. [6] Episcynia inornata (d’Orbigny, 1842) 2.61 mm. [7] Parviturboides interruptus (C.B. Adams, 1850) 0.94 mm. [8] Pleuromalaxis sp. cf. Pl. olssoni Pilsbry, 1953 1.07 mm.

 Row C - (L to R): [1] Solariorbis sp. cf. S. guaianensis (Altena, 1966) 1.22 mm. [2] S. eugenes Pilsbry, 1953 3.87 mm. [3] S. infracarinatus (Gabb, 1881) 1.22 mm. [4] S. sp. cf. S. petitii (P. Fischer, 1857) 2.05 mm. [5] S. sp. cf. S. schumoi (Vanatta, 1913) A 1.28 mm. [6] S. sp. cf. S. schumoi (Vanatta, 1913) B 1.06 mm. [7] Teinostoma sp. cf. T. altum Pilsbry, 1953 1.81 mm. [8] Te. carinicallus Pilsbry & McGinty, 1946 1.84 mm.

 Row D - (L to R): [1] Teinostoma ciskae Faber, 1995 1.44 mm. [2] Te. sp. A 1.10 mm. [3] Te. helicinum Rubio, Fernández-Garcés, & Rolán, 2011 1.01 mm. [4] Te. lerema Pilsbry & McGinty, 1945 0.82 mm. [5] Te. lunense Rubio, Fernández-Garcés, & Rolán, 2011 1.20 mm. [6] Te. sp. cf. Te. megastoma (C.B. Adams, 1850) 1.53 mm. [7] Te.  sp. cf. Te. expansum Rubio, Fernández-Garcés, & Rolán, 2011 1.28 mm. [8] Te. sp. cf. Te. minusculum (Bush, 1897) 1.20 mm.

 Row E - (L to R): [1] Teinostoma obtectum Pilsbry & McGinty, 1945 1.92 mm. [2] Te. sp. cf. Te. semistriatum (d’Orbigny, 1842) 1.24 mm. [3] Te. sp. B 1.07 mm. [4] Te. tectispira Pilsbry, 1953 1.28 mm. [5] Te. umbilicatum (H.C. Lea, 1843) 1.51 mm. [6] Tornus sp. cf. To. schrammi (P. Fischer, 1857) 1.25 mm. [7] Vitrinella sp. cf. V. aguayoi Corgan, 1968 2.41 mm. [8] V. sp. A 1.37 mm.

 Row F - (L to R): [1] Vitrinella sp. cf. V. floridana Pilsbry & McGinty, 1946 0.99 mm. [2] V. funiculus (Dall, 1892) 2.76 mm. [3] V. helicoidea C.B. Adams, 1850 2.11 mm. [4] V. opsitelotus (Dall, 1892) 2.43 mm. [5] V. sp. B 2.42 mm. [6] V. sp. C 2.21 mm. [7] Vitrinorbis sp. 2.26 mm.

Red typeface connotes species presumed extinct.

Back