Pseudopotamilla

• Main Authors: Knight-Jones, Phyllis, Darbyshire, Teresa, Petersen, Mary E., Tovar-Hernández, María Ana
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2017
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Sabellida; Sabellidae; Pseudopotamilla; Iceland
• Online Access: https://doi.org/10.5281/zenodo.6040995; http://treatment.plazi.org/id/747D7A68FFD3061EFF41FD2CFA56F2DA

Key to Pseudopotamilla species described here 1. Collar with high, well-developed, rounded lappets dorsally (Fig. 1 D); dorsal margins V-shaped (Figs 1 D, 2A); and peristomium well exposed dorsally (Fig. 1 D, 1A) and laterally above collar margins (Fig. 2 C). P. reniformis (Bruguiére, 1789) - Collar with low, rounded lappets dorsally (Figs 4 C, 5C); dorsal collar margin convex (Figs 4 C, 5C); and peristomium slightly exposed laterally (Fig. 4 B) or not exposed above collar margins (Fig. 5 B–C). 2 2. Lateral margins of collar V-shaped (Fig. 4 B); handle of each companion chaeta twice length of handle of adjacent uncinus (Fig. 4 K). P. aspersa (Krøyer, 1856) - Lateral margins of collar even (in line with the horizontal body axis) (Fig. 5 B); handle of companion chaeta slightly longer than handle of adjacent uncinus (Fig. 5 H). P. saxicava (Quatrefages, 1866). Published as part of Knight-Jones, Phyllis, Darbyshire, Teresa, Petersen, Mary E. & Tovar-Hernández, María Ana, 2017, What is Pseudopotamilla reniformis (Sabellidae)? Comparisons of populations from Britain, Iceland and Canada with comments on Eudistylia and Schizobranchia, pp. 201-220 in Zootaxa 4254 (2) on page 214, DOI:10.11646/zootaxa.4254.2.3, http://zenodo.org/record/545877