Amphidromus martensi

Amphidromus martensi Boettger, 1894

Languages: English

Description

Morphology

Boettger (1894) original descriptions on Amphidromus martensi – “Testa magna, sinistrorsa, brevissime rimata, late conico-ovata, solidissima, levissime dense striatula, subopaca, laete citrina, vittis suturali et rimali latis albis, in anfr. (anteponultimo et) penultimo taenia unica basali, in anfr. ultimo taeniis 2 infraperiphericis latis olivaceo-viridibus, inferiore duplo latiore cincta, varicibus obscuris nullis; spira elate conica, latere dextro convexiore, apex pallide roseo-albus. Anfr. 6 convexiusculi, sutura distincta, appressa disjuncti, ultimus subventriosus, antice non ascendens, ½ altitudinis testae fere superans. Apert. auriformis intus alba, laeniis duabus obscuris translucentibus, 8/15 longitudinis testae aequans: perist. album, crassum, callosum, aequaliter late expansum et undique reflexum, marginibus callo parietali lato, albo junctis, sinistro aequaliter valide curvato, columella perpendiculari, callosa, leviter torta.”

Size

Alt. 49-53. diam. Max. 27-30 mm; alt. apert. 26-28. lat. Apert. C. perist. 19-21 mm.” (Boettger, 1893)

Ecology and Distribution

Distribution

Type locality – “Berg Kina Balu, Nord-Borneo” leg. Dr. O. Standinger & A. B. Haas (Boettger, 1894);

Other localities – “Sapagaya Forest Reserve, Sandakan District, East Coast Residency, North Borneo” Leg. D. D. Davis & R. F. Inger/July, 1950; “Segaliud River at Laut Lungmanis, Sandakan District, East Coast Residency, North Borneo” Leg. D. D. Davis & R. F. Inger/Apr. 21, 1950; “Kinabatangan District, East Coast Residency, North Borneo, near the mouth of Little Kretam River, 100 feet above sea level” Leg. D. D. Davis & R. F. Inger/May, 1950. (Haas, 1951)

References

Boettger, O. (1894).  Ein neuer Amphidromus aus Borneo. Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft. 66-67.
Fulton, H. C. (1896).  A list of the species of Amphidromus, Albers, with critical notes and descriptions of some hitherto undescribed species and varieties. The annals and magazine of natural history, including zoology, botany and geology.
von Martens, E. (1908).  Beschreibung einiger im östlichen Borneo von Dr. Martin Schmidt gesammelten Land und Süßwasser-Conchylien. . (ThieleJ., Ed.).Mitteilungen aus dem Zoologischen Museum. 4, 251-291.