Shadinia Akramowski, 1976

Diana Delicado, ladimir Pešić & Peter Glöer, 2016, Unraveling a new lineage of Hydrobiidae genera (Caenogastropoda: Truncatelloidea) from the Ponto-Caspian region, European Journal of Taxonomy 208, pp. 1-29 : 20

publication ID

https://doi.org/ 10.5852/ejt.2016.208

publication LSID

urn:lsid:zoobank.org:pub:F807AC79-2615-463B-8272-82523B46210A

DOI

https://doi.org/10.5281/zenodo.4773568

persistent identifier

https://treatment.plazi.org/id/03C987BF-FFB0-FFA6-FD9D-753EFA89FB17

treatment provided by

Plazi

scientific name

Shadinia Akramowski, 1976
status

 

Genus Shadinia Akramowski, 1976

Type species

Pyrgula terpoghassiani Shadin, 1952 .

New diagnosis

Shell ovate-conic, 3 to 5 mm high; large and convex body whorl; rest of the whorls tall and convex; aperture complete, pyriform, angled on the top and fused to the body whorl. Operculum corneous, yellowish, thin, pliable, ellipsoidal, paucispiral with submarginal nucleus. From two to three pairs of basal cusps in radular central tooth. Ctenidium occupying nearly the entire length of pallial cavity and bearing well-developed gill filaments. Osphradium opposite approximate middle of ctenidium. Bursa copulatrix lying against the middle section of the albumen gland; pigmented renal oviduct; two opposite seminal receptacles, SRII smaller than SRI. Prostate gland bean-shaped, about twice as long as wide; exit of the pallial vas deferens from the posterior-most section of the prostate gland and seminal vesicle entering the prostate gland in its middle section; penis simple, gradually tapering, with a distal end tapered dark pigmented. Nervous system with black pigmentation and moderately concentrated.

Kingdom

Animalia

Phylum

Mollusca

Class

Gastropoda

SubClass

Caenogastropoda

Order

Littorinimorpha

Family

Lithoglyphidae

Kingdom

Animalia

Phylum

Mollusca

Class

Gastropoda

SubClass

Caenogastropoda

Order

Littorinimorpha

Family

Hydrobiidae

Genus

Pyrgula

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