Haplophragmoides porrectus Maslakova, 1955

Benedetti, A, 2017, Eocene / Oligocene deep-water agglutinated foraminifers (DWAF) assemblages from the Madonie Mountains (Sicily, Southern Italy), Palaeontologia Electronica 20 (1), pp. 1-66 : 40

Haplophragmoides porrectus Maslakova, 1955

Figure 18.20

1955 Haplophragmoides porrectus ; Maslakova, p. 47, pl. 3, figs. 5, 6.

2005 Haplophragmoides porrectus Maslakova ; Kaminski and Gradstein, p. 353, pl. 354, figs. 1-6.

Material. Four specimens from three samples.

Description. Test free, rounded, planispirally involute coiled, composed of two whorls. The last one consists of 5–6 triangular chambers. Sutures depressed. Wall finely agglutinated.

Distribution. Paleocene–Eocene ( Kaminski and Gradstein, 2005).

Figures

FIGURE 18. Scanning electron micrographs of Trochamminoidae (1-10) and Haplophragmoididae (11-27) from the Caltavuturo Formation cropping out at Portella Colla. 1, Trochamminoides septatus (Grzybowski, 1898), PC060604. 2, Trochamminoides proteus (Karrer, 1866), PC060621. 3, Trochamminoides cf. proteus (Karrer, 1866), PC060624. 4, Trochamminoides velascoensis Cushman, 1926, PC11. 5, Trochamminoides intermedius (Grzybowski, 1896), PC060621. 6, Trochamminoides variolarius (Grzybowski, 1898), MM14. 7, Trochamminoides sp. 1, PC060603. 8, Trochamminoides sp. 2, PC060604. 9, Trochamminoides sp. 3, PC060618. 10, Trochamminoides sp. 4, PC18. 11-13, Haplophragmoides carinatus Cushman and Renz, 1941, PC060621 (11), PC060621 (12) and PC060624 (13). 14-16, Haplophragmoides walteri (Grzybowski, 1898), PC18 (14), PC11 (15), PC5 (16). 17, Haplophragmoides eggeri Cushman, 1926, PC060611. 18, Haplophragmoides excavatus Cushman and Waters, 1927, PC060601. 19, Haplophragmoides cf. kirki Wickenden, 1932, PC060602. 20, Haplophragmoides porrectus Maslakova, 1955, PCs0. 21, Haplophragmoides cf. walteri (Grzybowski, 1898), PC060621. 22, Haplophragmoides horridus (Grzybowski, 1901), PC060601. 23, Haplophragmoides cf. horridus (Grzybowski, 1901), PC060604. 24, Haplophragmoides cf. porrectus Maslakova, 1955, PC060615. 25-26, Haplophragmoides sp. 1, PC060602 (25) and PC060602 (26). 27, Haplophragmoides sp. 2, PC060603. Scale bar equals 0.5 mm.