FIGURE 4. Dorsal pattern of different phenotypes of Natrix astreptophora. Nominotypical subspecies: (A) regular phenotype, Granada, Spain, (B) northern pale phenotype, Santander, Spain, (C) western phenotype, Porto, Portugal, (D) N. a. algerica, Cap Serrat, Tunisia, (E) N. a. soumiafahdae subsp. nov., Chefchaouen, Morocco (all photos: Gabriel Martínez del Mármol, except D: Martina Kiselová). Published as part of
Mármol, Gabriel Martínez Del, Geniez, Philippe, Neumann, Adrian, Glaw, Frank & Fritz, Uwe, 2025, Phenotypic variability in the western grass snake Natrix astreptophora, with description of a new subspecies from Morocco, pp. 41-65 in Zootaxa 5693 (1) on page 47, DOI: 10.11646/zootaxa.5693.1.3,
http://zenodo.org/record/17…