The taxonomic status of the previous record of Opisthotropis maculosa Stuart & Chuaynkern,
2007 from Guangdong and Guangxi, southern China, is revised based on the comparison of …

Abstract The Yellow-spotted Mountain Stream Keelback Opisthotropis maculosa was
originally described based on a single male specimen from northeastern Thailand. Recently …

Opisthotropis maculosa was described based on a single specimen collected from
northeastern Thailand in 2007. We collected three specimens from Guangxi and …

We provide an expanded morphological description of the rarely known Lau's stream snake
Opisthotropis laui Yang, Sung and Chan, 2013 based on six new specimens from …

The previous descriptions of Opisthotropis maxwelli Boulenger, 1914 and O. andersonii
(Boulenger, 1888) were considered imperfect due to the limited number of specimens. This …

The description of Opisthotropis tamdaoensis, which was based on the male holotype only,
is expanded herein on the basis of four newly collected specimens from the type locality of …

New morphological data including hemipenis morphology is provided for Opisthotropis
jacobi, a poorly known Mountain Stream Keelback from Vietnam and China, based on three …

The single prefrontal configuration has historically been used as an important diagnostic
character for many natricine taxa. For example, the genus Trimerodytes Cope, 1895 was …

Abstract The Asian monotypic genus Pararhabdophis Bourret, 1934 has long been known
from a single holotype of the type species Pararhabdophis chapaensis Bourret, 1934 only …

Trimerodytes yapingi (Guo, Zhu & Liu, 2019), a species previously known only from Yunnan
Province, China, is reported for the first time from Laos based on two specimens from …