Published June 30, 2021 | Version v1
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FIGURE 5 in Redescription of the Rio skate Rioraja agassizii (Rajiformes: Arhynchobatidae) with notes on internal anatomy and intraspecific variation

  • 1. Laboratório de Ictiologia, Departamento de Zoologia, Instituto de Biociências, Universidade de São Paulo, Rua do Matão, Trav. 14, 101, 05508-900 São Paulo, SP, Brazil. (KDAS) karlad.soares@yahoo.com.br (corresponding author); (RAM) moreirarandrade@gmail.com.
  • 2. Laboratório de Taxonomia de Elasmobrânquios, Departamento de Zoologia, Instituto de Biologia, Universidade do Estado do Rio de Janeiro, Rua São Francisco Xavier, 524, Maracanã, 20550-900 Rio de Janeiro, RJ, Brazil. (ULG) ulisseslg@netscape.net.

Description

FIGURE 5 | Neurocranium of Rioraja agassizii, MZUSP 117280, female, 543 mm TL. A. dorsal, B. ventral views. af, anterior fontanelle; bp, basal plate; epb, epiphysial bridge; end, endolymphatic foramen; icf, internal carotid artery foramen; inc, inner nasal cartilage; ins, internasal space; ja, jugal arch; na, nasal aperture; nc, nasal capsule; oc, otic capsule; occ, occipital condyle; onc, outer nasal cartilage; opf, ophthalmic foramen; peri, perilymphatic foramen; pf, posterior fontanelle; pnc, posterior nasal cartilage; pos, postorbital process; pre, preorbital process; ptp, pterotic process; ra, rostral appendix; rb, rostral base; rn, rostral node; rs, rostrum. Scale bar = 10 mm.

Notes

Published as part of Soares, Karla D. A., Moreira, Renan A. & Gomes, Ulisses L., 2021, Redescription of the Rio skate Rioraja agassizii (Rajiformes: Arhynchobatidae) with notes on internal anatomy and intraspecific variation, pp. 1-23 in Neotropical Ichthyology 19 (2) on page 10, DOI: 10.1590/1982-0224-2021-0059, http://zenodo.org/record/11067127

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