Sains Malaysiana 47(2)(2018): 215-219

http://dx.doi.org/10.17576/jsm-2018-4702-01

 

A New Species of the Genus Boysidia (Pulmonata: Pupillidae) From Northern Thailand

(Satu Spesies Baharu Genus Boysidia (Pulmonata: Pupillidae) dari Utara Thailand)

 

P. Dumrongrojwattana1* & S. Assawawattagee1,2

 

1Department of Biology, Faculty of Science, Burapha University, Bangsaen,

Chon Buri Province, 20131, Thailand

 

2Sanpatong Wittayakom School 134 Moo.1, Yuwa Subdistrict, Sanpatong District,

Chiangmai Province, 50120, Thailand

 

Received: 5 November 2016/ Accepted: 20 July 2017

 

ABSTRACT

A new species of the genus Boysidia Ancey, 1881, collected from Doi Pha Tang, Chiangrai Province, Northern Thailand, is described as B. phatangensis sp. nov. The new species is characterized by its small size, conical shape with 5 ¼ - 5 ½ whorls, yellowish-brown color, aperture subquadrate consists of 6 barrier teeth, outer lip expanded. B. phatangensis seem limited to the high altitude area in northern part of Thailand.

 

Keywords: Boysidia; microsnails; new species; Pupillidae; Thailand

 

ABSTRAK

Spesies baharu daripada genus Boysidia Ancey, 1881, diambil dari Doi Pha Tang, wilayah Chiangrai, utara Thailand, disifatkan sebagai B. phatangensis sp. nov. Spesies baharu ini dicirikan oleh saiznya yang kecil, berbentuk kon dengan 5 ¼ - 5 ½ pusar, berwarna coklat kekuningan, apertur subkuadrat terdiri daripada 6 gigi halangan, bibir luar berkembang. B. phatangensis seolah-olah terhad kepada kawasan beraltitud tinggi di utara Thailand.

Kata kunci: Boysidia; Pupillidae; siput mikro; spesies baharu; Thailand

 

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*Corresponding author; email: pongrat@buu.ac.th