Published December 31, 2020
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Figure 17 in Comparative morphology of the finlet spines of the extant Polypteridae (Osteichthyes; Cladistia). Systematic interest
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Figure 17. – Basal view of the articular head of the finlet spines, showing the glenoid cavity and the processes. The posterior and anterior sides are respectively lower and upper. The basal surface of the articular head can be inserted either in a rectangular frame (Polypterus b. katangae, P. ansorgei, P. b. lapradei, P. ornatipinnis, P. palmas, P. polli, P. weeksi), a square frame (P. retropinnis) or a round frame (Erpetoichthys). Scale bars = 0.5 mm.
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Published as part of Meunier, François J. & Gayet, Mireille, 2020, Comparative morphology of the finlet spines of the extant Polypteridae (Osteichthyes; Cladistia). Systematic interest, pp. 19-37 in Cybium 44 (1) on page 31, DOI: 10.26028/cybium/2020-441-003, http://zenodo.org/record/10493383
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