2. Materials and methods
2.1 Occurrence records of B. gargarizans.
The distribution data ofB.
gargarizans used in this study were mainly from two sources: i) Data
accumulated through years of laboratory fieldwork, 69
records were recorded; ii) and were
obtained from the Global Biodiversity Information Facility (GBIF), 287
records were obtained. GBIF is a global scientific organisation that
specialises in providing basic data on biodiversity, the data is
obtained by searching for the keyword B. gargarizans (visited in
June 2020) (Jiang, Zhang, Gao, Cai, & Zhang, 2019). Distance between
all species distribution data >1Km by processing in
ArcGis10.2 software. Finally, there are 274 pieces of data for this
study (Table S1).