L'acerina, Gymnocephalus cernuus  (Linnaeus, 1758)

Nomi dialettali italiani - Trattandosi di una specie introdotta di recente, non esistono nomi dialettali.

Nomi comuni esteri - Spagnolo - Acerina. Francese - Grémille, Grémeuille, Frash, Goujon-perche, Greuillet, Grimau, Perche goujonnière. Inglese - Ruffe. Tedesco - Kaulbarsch, Kulbersch, Kulberschke, Kutt, Kütteberschi, Gries, Pfaffenlaus, Posch, Rauiegel, Rotzbarb, Rotzbarsch, Rotzkater, Rotzwolf, Rötzert, Schlickerbarsch, Schnotterbarsch, Schnotterboars, Schroll, Steuerbarsch, Stuhrt. Olandese - Pos. Danese - Almindelig Hork, Hork. Svedese - Gärs. Norvegese - Hork. Finnico - Kiiski. Polacco - Jazgarz. Repubblica Ceca - Ježdík obecný. Repubblica Slovacca - Hrebenacka obycajná. Russo - Yersh obyknovennyi, Yorsz zvychainyi. Rumeno - Balos, Firizar, Ghelmes, Ghibort, Mos

Perca cernua Linnaeus, 1758. Systema Naturae, Ed. X. (Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.) Holmiae. Systema Nat. ed. 10 i-ii + 1-824; v. 1 294. Status: nomenclatura originaria, non valida. Opinioni: nomenclatura valida come "Acerina cernua" (Linnaeus 1758), per Berg 1949:1046, Zhu 1995:172; nomenclatura valida come "Gymnocephalus cernuus" (Linnaeus 1758), secondo Collette & Banarescu 1977:1453, Coad 1981:16, Lelek 1987:285, Page & Burr 1991:276, Coad 1995:27, Chereshnev 1996:606, Kottelat 1997:172, Reshetnikov et al. 1997:749, Popova 1998:117, Scott & Crossman 1998:viii, Fuller et al. 1999:385, Lyons et al. 2000:57, Bogutskaya et al. 2001:47, Chereshnev et al. 2001:122, Bianco & Ketmaier 2001:201, Hanel 2003:64, Parin 2003:S3, Bailey et al. 2004:199, Nelson et al. 2004:136, Bogutskaya & Naseka 2004:205, Vassilev & Pehlivanov 2005:177. Catalogo: Wheeler 1958:219, Wheeler 1985:51. Località tipo: laghi europei. Tipo: nessuno. Sintipi: BMNH 1853.11.12.5 [coll. Gronovius] (1, pelle), Linn. Soc. Lond. 2 (mezza pelle sinistra).

Gymnocephalus cernuus (Linnaeus, 1758). Systema Nat. ed. 10 v. 1 294. Status: nuova nomenclatura, valida.

Acerina cernua (Linnaeus, 1758). Systema Nat. ed. 10 v. 1 294. Status: nuova nomenclatura, non valida.

Gymnocephalus cernus (Linnaeus, 1758). Systema Nat. ed. 10 v. 1 294. Status: errore di scrittura, nomenclatura non valida.

Gymnocephalus cernua (Linnaeus, 1758). Systema Nat. ed. 10 v. 1 294. Status: errore di scrittura, nomenclatura non valida.

Holocentrus post Lacepède, 1802. Hist. Nat. Poiss. v. 4 330, 357. Status: sinonimo junior, non necessaria sostituzione di nome per Perca cernua Linnaeus 1758, nomenclatura non valida. Opinioni: sinonimo di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172.

Cernua fluviatilis Fleming, 1828. A history of British animals, exhibiting the descriptive characters and systematical arrangement of the genera and species of quadrupeds, birds, reptiles, fishes, mollusca, and radiata of the United Kingdom; including the indigenous, extirpated, and extinct kinds, together with periodical and occasional visitants. Edinburgh. Hist. Brit. Animals i-xxiii + 1-565; 212. Status: sinonimo junior, nomenclatura non valida. Opinioni: sinonimo di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172. Fondato in parte su "Perca cernua" Linnaeus 1758. Località tipo: fiumi d'Inghilterra. Tipo: non è noto nessun esemplare tipo.

Acerina vulgaris Cuvier, 1829. In Cuvier & Valenciennes Histoire naturelle des poissons. Tome troisième. Suite du Livre troisième. Des percoïdes à dorsale unique à sept rayons branchiaux et à dents en velours ou en cardes. Hist. Nat. Poiss. i-xxviii + 2 pp. + 1-500; v. 3 4 Pl. 41. Status: sinonimo junior, nomenclatura non valida. Opinioni: sinonimo di "Acerina cernua" (Linnaeus 1758), per Berg 1949:1046; sinonimo di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172, Popova 1998:117. Catalogo: Bauchot & Desoutter 1987:79-80. Fondato su specimens e fonti di letteratura. Località tipo: Europa. Tipo: nessuno. Sintipi: MNHN 6604 (1), 6607 (3).

Acerina fischeri Eichwald, 1873. Spiciléges de paléontologie et de zoologie de la Russie. Arch. Zool. Expér. Gén. xiii-xvi; v. 2 15 Pl. 2. Status: sinonimo junior, nomenclatura non valida. Opinioni: sinonimo di "Acerina cernua" (Linnaeus 1758), per Berg 1949:1046; sinonimo di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172. Località tipo: laghi della provincia di Tomsk, Russia. Tipo: non è noto nessun esemplare tipo.

Acerina czekanowskii Dybowski, 1874. Die Fische des Baical-Wassersystemes. Verh. K.-K. Zool.-Bot. Ges. Wien 383-394; v. 24 (no. 3-4) 383. Status: sinonimo junior, nomenclatura non valida. Opinioni: sinonimo di "Acerina cernua" (Linnaeus 1758), per Berg 1949:1046; sinonimo di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172. località tipo: medio e basso corso del fiume Angara, Siberia, Russia. Tipo: nessuno. Sintipi: collocazione attuale ignota.

Acerina cernua danubica Vladykov, 1931. Poissons de la Russie sous-carpathique (Tchécoslovaquie). Mem. Soc. Zool. Fr. 217-374; v. 29 (no. 4) 345. Status, nomenclatura infrasubspecifica, non valida. Opinioni: in sinonimia di "Acerina cernua" (Linnaeus 1758), per Berg 1949:1331;  in sinonimia di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172. provenienza del materiale esaminato: bacino del fiume Tisza.

Acerina cernus essipovi Burmakin, 1941. Some poor commercial and uncommercial fishes from the system of the Guidansky gulf (sturgeon, omul', pike, ruffe, sculpin, stickleback). Trudy Inst. Polyarn. Zemled. 149-158; v. 15 156 Fig. 2. Status: sinonimo junior, nomenclatura non valida. Opinioni: sinonimo di "Acerina cernua" (Linnaeus 1758), per Berg 1949:1047; sinonimo di "Gymnocephalus cernuus" (Linnaeus 1758), secondo Kottelat 1997:172, Parin 2003:S3. Località tipo: bacino di Gyda Bay, Oceano Arctic; fiume Yuribei, Siberia, Russia. Tipo: nessuno. Sintipi: collocazione attuale ignota.

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