Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2023 Jul 8;12(7):975. doi: 10.3390/biology12070975

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Squatina africana, (a) holotype, BMNH 1906.11.19.21, late subadult male, 837 mm TL, detail of right clasper glans to show external clasper morphology; (b,c) non-type specimen, SAIAB 187381, adult male, 840 mm TL, (b) radiograph and (c) drawing of the right clasper skeleton. Dashed lines in (c) represent margins of clasper cartilages that were not entirely visible in the radiograph. The radiograph (b) was taken and kindly provided by Nkosinathi Mazungula (NRF-SAIAB). Abbreviations: ax, axial cartilage; acd, accessory dorsal marginal cartilage; cg, clasper groove; crh, cover rhipidion; dm, dorsal marginal; dt1, dorsal terminal 1 cartilage; dt2, dorsal terminal 2 cartilage; dt3, dorsal terminal 3 cartilage; rh, rhipidion; sjc, stem-joint cartilage; rd, pelvic-fin radials; vm, ventral marginal; vt1, ventral terminal 1 cartilage; vt2, ventral terminal 2 cartilage.