balistraria

n.

（欧洲世纪城堡墙上的）十字形弓箭口；

Arrowslit
Chinaman's Beach House / Fox Johnston
Chinaman’s Beach House / Fox Johnston
Shaolin Temple and Buddhist Culture
Arrowslit
Arrowslit
B Here Are the Answers to Last Week's 'B' Puzzle.How Many Did You Find?
The Lejeunea tumida species group is positively polyphyletic (Lejeuneaceae: Jungermanniopsida)
Oxfordian to Valanginian palaeoenviron- mental evolution on the western Moesian Carbonate Platform: a case study from SW Bulgaria
Twelve years after the first report of the crab Percnon gibbesi (H. Milne Edwards, 1853) in the Mediterranean: current distribution ...