Notocrater christofferseni Lima, 2014, n. sp. ...

• Main Author: Lima, Silvio Felipe Barbosa
• Format: Text
• Language: unknown
• Published: Zenodo 2014
• Subjects: Biodiversity; Taxonomy; Animalia; Mollusca; Gastropoda; Lepetellida; Pseudococculinidae; Notocrater; Notocrater christofferseni; South Atlantic Ocean
• Online Access: https://dx.doi.org/10.5281/zenodo.5669993; https://zenodo.org/doi/10.5281/zenodo.5669993

Notocrater christofferseni n. sp. (Figs 1–3; Table 1) Type material. Holotype—MNRJ 26704: Brazil: northeastearn Brazil: off the state of Alagoas, 10°06'35''S, 35°46'41''W, 720 m, 16.xii.2001, ‘Natureza’ collector. Type locality. Off the state of Alagoas (northeastearn Brazil: 10°06'35''S, 35°46'41''W), 720 m depth. Geographic distribution. Known only from the type locality. Diagnosis. Shell highly arched (SH/SL = 0.51). Summit flattened, posterior of center (SP/SL = 0.50). Protoconch well below apex, vertically near posterior extremity. Anterior region occupying about 95% of shell length. Posterior slope very steep, weakly concave. Teleoconch at first sculptured with concentric riblets, following shell length of about 2.2 to 2.4 mm, riblets become irregular, then interrupted into roughly oval to elliptical pustules aligned to form about 50 concentrically arranged (regularly curved) rows from anterior margin to center of shell. Striae very fine between pustules. Description. Shell small (SL: 2.81 mm; SP: 1.42 ... : Published as part of Lima, Silvio Felipe Barbosa, 2014, Notocrater christofferseni n. sp. (Vetigastropoda: Pseudococculinidae): first record of the genus in the South Atlantic Ocean, pp. 178-186 in Zootaxa 3873 (2) on pages 180-185, DOI: 10.11646/zootaxa.3873.2.5, http://zenodo.org/record/226440 ...