In fact, no male specimen has ever been observed in this species.

The type species S. aschnae is only known from male specimens.

He hadn't believed the price a prime male specimen brought on the illegal trade market!

My God, he is the most beautiful male specimen she has ever seen.

Classification has proved difficult, the absence of any male specimens adding to the difficulties.

Paige could only admit that she had never seen a better male specimen.

The immature stages and male specimens have not been seen.

However aggressive they appear to be, the male specimen has them firmly under his control.

Eventually the plant experiences urges and Henry finds a male specimen.

Although known since 1887, it has only been described from male specimens.