Family of gastropods
Parhedylidae
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live Pontohedyle milaschewitchii ot = oral tentacles, ey = eyes, dg = digestive gland.
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Scientific classification
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Domain:
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Eukaryota
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Kingdom:
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Animalia
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Phylum:
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Mollusca
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Class:
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Gastropoda
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Subclass:
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Heterobranchia
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Infraclass:
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Euthyneura
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Superorder:
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Acochlidiacea
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Family:
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Parhedylidae Thiele, 1931
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Synonyms
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- Ganitidae Rankin, 1979
- Livorniellidae Rankin, 1979[1][2]
- Mancohedylidae Rankin, 1979[3]
- Microhedylidae Odhner, 1937
- Pontohedylidae Starobogatov, 1983
- Sabulincolidae Rankin, 1979[3]
- Unelidae Rankin, 1979[3]
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Parhedylidae are a taxonomic family of sea slugs, marine gastropod mollusks in the superfamily Parhedyloidea. [4]
2005 taxonomy
Microhedylidae has been listed as a synonym of Parhedylidae in the taxonomy of Bouchet & Rocroi (2005).[3] Ganitidae Rankin, 1979 has been listed as a sole family within Hedylopsoidea.[3] The type genus of Livorniellidae was Livorniella Rankin, 1979.[3]
2010 taxonomy
Sensu Schrödl & Neusser (2010)[5] is Microhedylidae within the clade Microhedylacea.[5] Parhedylidae is a synonym of Microhedylidae.[5] Microhedylidae s.l. may informally include Ganitidae, but inclusion of Ganitidae within Microhedylidae requires further research and higher statistical support.[5]
Genera
Genera within the Parhedylidae include:
- Ganitus Marcus, 1953 - with the only species Ganitus evelinae Marcus, 1953 - it belongs to Microhedylidae s.l. / Ganitidae[5]
- Microhedyle Hertling, 1930
- Microhedyle glandulifera (Kowalevsky, 1901)[5]
- Microhedyle nahantensis (Doe, 1974)[5]
- Microhedyle odhneri (Ev. Marcus & Er. Marcus, 1955)[5]
- Microhedyle remanei (Er. Marcus, 1953)[5]
- Paraganitus Challis, 1968 - with the only species Paraganitus ellynnae Challis, 1968 - it belongs to Microhedylidae s.l. / Ganitidae[5]
- Paraganitus Challis, 1968
- Parhedyle Thiele, 1931
- Pontohedyle Golikov & Starobogatov, 1972
- Genera brought into synonymy
- Gastrohedyle Rankin, 1979: synonym of Pontohedyle Golikov & Starobogatov, 1972
- Livorniella Rankin, 1979: synonym of Microhedyle Hertling, 1930
- Mancohedyle Rankin, 1979: synonym of Pontohedyle Golikov & Starobogatov, 1972 (junior objective synontm of Pontohedyle)
- Maraunibina Rankin, 1979: synonym of Pontohedyle Golikov & Starobogatov, 1972
- Parahedyle [sic]: synonym of Parhedyle Thiele, 1931 (misspelling)
- Sabulincola Rankin, 1979: synonym of Parhedyle Thiele, 1931
- Stellaspina Rankin, 1979: synonym of Microhedyle Hertling, 1930
- Unela Er. Marcus, 1953: synonym of Microhedyle Hertling, 1930
Cladogram
A cladogram based on sequences of mitochondrial 28S ribosomal RNA, 16S ribosomal RNA and cytochrome-c oxidase I (COI) genes showing phylogenic relations within the family Microhedylidae:[6]