Proteocephalus sagittus (Grimm, 1872) La Rue, 1911

Tomáš Scholz, Alain de Chambrier, Takeshi Shimazu, Alexey Ermolenko & Andrea Waeschenbach, 2017, Proteocephalid tapeworms (Cestoda: Onchoproteocephalidea) of loaches (Cobitoidea): Evidence for monophyly and high endemism of parasites in the Far East, Parasitology International 66, pp. 871-883 : 873-875

publication ID

https://doi.org/ 10.1016/j.parint.2016.09.0161383-5769

DOI

https://doi.org/10.5281/zenodo.6010890

persistent identifier

https://treatment.plazi.org/id/632E7F4C-6F7F-FF9F-FC9E-0460FE93FB1A

treatment provided by

Plazi

scientific name

Proteocephalus sagittus (Grimm, 1872) La Rue, 1911
status

 

3.2.1. Proteocephalus sagittus (Grimm, 1872) La Rue, 1911

Fig. 2 View Fig. 2

Syns.: Ichthyotaenia sagitta Grimm, 1872 ; Proteocephalus pamirensis Dzhalilov and Ashurova, 1971

Taxonomic summary

Type host: Barbatula barbatula (Linnaeus, 1758) ( Cypriniformes : Nemacheilidae ).

Other hosts: Cobitis taenia ’ Linnaeus, 1758 ( Cypriniformes : Cobitidae ) (several species of loaches have been reported under this name — [2]); Triplophysa stoliczkai (Steindachner, 1866) ( Cypriniformes : Nemacheilidae ).

Site of infection: intestine.

Type locality: Saint Petersburg, Russia.

Type material: not known to exist.

Distribution: Europe (British Isles, Czech Republic, Hungary, Latvia, Russia, Slovak Republic, Ukraine), Palaearctic Asia ( Russia — basins of the rivers Volga, Ob and Irtysh, Tajikistan).

Selected references: Grimm (1872) [26], Freze (1965) [5], Dzhalilov and Ashurova (1971) [27], Scholz and Hanzelová (1998) [12], Scholz et al. (2003, 2007) [11,13], Jarkovský et al. (2004) [28], and Hypša et al. (2005) [10].

Remarks

This species was described as Ichthyotaenia sagitta by Grimm (1872) [26] and transferred to Proteocephalus by La Rue (1911) [29]. Scholz and Hanzelová (1998) [12] synonymized this species with P. torulosus , a specific parasite of cyprinid fishes in the Holarctic Region [12]. However, a subsequent study of new material as well as a comparative analysis of partial ssrDNA and 5.8S-ITS2 rRNA gene sequences delineated these as separate species [11,13]. The present study provides strong support for the validity of P. sagittus and made it possible to supplement species diagnosis by additional measurements not reported in the previous morphological descriptions (see [12,13,30]; Table 2).

Proteocephalus sagittus has been found in Europe and parts of Palaearctic Asia [5,12]. Barbatula barbatula , which is the type host of this cestode, is found in most parts of Europe [1], but records of P. sagittus from this fish host are relatively scarce [3]. Proteocephalus sagittus has also been found in the cobitid Cobitis taenia ’ in Europe and nemacheilid Triplophysa stoliczkai in Tajikistan,but no material suitable for molecular evaluation was available to test whether tapeworms from these hosts are actually conspecific with P. sagittus .

Records of P. sagittus from fishes other than loaches, such as Cottus gobio ( Perciformes : Cottidae ), Gobio gobio , Leuciscus leuciscus ( Cypriniformes : Cyprinidae ), and Salvelinus alpinus ( Salmoniformes : Salmonidae ) (e.g. [31,32]; see [3] for exhaustive list of records), are considered erroneous.

Kingdom

Animalia

Phylum

Platyhelminthes

Class

Cestoda

Order

Proteocephalidea

Family

Proteocephalidae

Genus

Proteocephalus

Loc

Proteocephalus sagittus (Grimm, 1872) La Rue, 1911

Tomáš Scholz, Alain de Chambrier, Takeshi Shimazu, Alexey Ermolenko & Andrea Waeschenbach 2017
2017
Loc

Proteocephalus pamirensis

Dzhalilov and Ashurova 1971
1971
Loc

Ichthyotaenia sagitta

Grimm 1872
1872
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