-
distribution of the
genus Ptychotrema is Afrotropical, and includes:
Uganda Species within the
genus Ptychotrema include:
Ptychotrema mazumbiensis Tattersfield...
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Ptychotrema usambarense is a
species of air-breathing land snail, a
terrestrial pulmonate gastropod mollusk in the
family Streptaxidae. This
species is...
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Ptychotrema mazumbiensis is a
species of air-breathing land snail, a
terrestrial pulmonate gastropod mollusk in the
family Streptaxidae. This species...
- (Martens, 1897)
Ptychotrema (Ennea)
bequaerti (Dautzenberg & Germain, 1914)
Ptychotrema (Ennea)
fraterculus Pilsbry, 1919
Ptychotrema (Ennea) paradoxulum...
- 1999
Ptychotrema coni**** Adam & van Goethem, 1978
Ptychotrema dubium Adam & van Goethem, 1978
Ptychotrema ganzae Adam & van Goethem, 1978
Ptychotrema goossensi...
- (misspelling)
Adjua Chaper, 1885:
synonym of
Ptychotrema (Adjua) Chaper, 1885
represented as
Ptychotrema L. Pfeiffer, 1853 (original rank)
Alcidia Bourguignat...
-
Goethem J. L. (1978).
Revision du sous-genre
Parennea Pilsbry du
Genre Ptychotrema Morch (Mollusca-Pulmonata-Streptaxidae)". Études du
Continent Africain...
-
November 2021.
Verdcourt B. (1985). "New taxa of
Gulella L. Pfr. and
Ptychotrema Mörch (Mollusca, Streptaxidae) from
Eastern Africa".
Journal of Conchology...
- B. Preston, 1914
Ptychotrema aequatoriale Pilsbry, 1919
Ptychotrema gelegelei Oke, 2004
Ptychotrema okei de Winter, 1996
Ptychotrema shagamuense (O.C...
- Martens, 1898.
Ptychotrema cazombense van Bruggen, 1989 - Angola.
Gulella ceciliae van Bruggen, 1971 -
Rhodesia [Zimbabwe].
Ptychotrema collegarum van...
