claspers

He then places one of his two claspers into her valve.

The theory of claspers comes to provide such an interpretation.

In the male, there is a pair of claspers.

The first legs in males are modified as mating claspers.

Males have claspers near the base of the tail.

The pelvic fins are small, with short claspers in males.

This is peculiar given that most other early shark fossils show evidence of claspers.

Adult males have blue coloring on top and at the tip of the claspers.

Male: body black, claspers usually with pale yellow spot.

Once the female is in position, the male inserts one of his claspers into her cloaca.

Adult males have very short and thick claspers.

The pelvic fins are small and angular; males have very long claspers.

The pelvic fins are low; adult males have rather short, thick claspers.

The males have grey claspers with white tips located on the underside of their body.

The claspers of adult males extend beyond the disc.

The claspers hold the female just anterior to the ovisac.

In addition, adult males have very long claspers that reach past the anal fin.

Adult males have cylindrical claspers that extend past the disc margin.

Legs, claspers and abdomen of the same colour as the 13th segment.

When competing for mates, male sharks have been known to bite the claspers of rival males.

In these cases, the male is equipped with a pair of modified pelvic fins known as claspers.

The claspers of the male bear numerous hooks that likely serve to facilitate copulation.

The males have distal claspers on its abdomen.