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The shrimp have three general body parts: head, thorax, and abdomen. The body of the shrimp has 19 parts, 5 parts are related to the head, 8 parts are related to the thorax and 6 parts are related to the abdominal part.
The shell consists of abdomen and pleura (outer part of the flesh) and pleopods and is considered as the body surface and has high chitin content. The "head part" consists of head, offal,...
The female shrimp releases ova through a gono-pore which opens through labiate structures between the third walking legs. Fertilization takes place on the thelycum, a structure made up of modified sternal plates on the fourth and fifth thoracic segments.
There are also appendages on the abdomen, called pleopods, which may be modified for swimming (swimmerets) and/or hold fertilized eggs (females). Most decapod crustaceans (with the exception of crabs) have a fan-shaped tail (called the telson) comprised of several uropods.
Life Cycle of P. vannamei: The white leg shrimp, penaeid shrimp has six pairs segments. The swimming P. vannamei (Figure 1) is native to the Eastern Pacific coast of Mexico and Northern Peru. This species likes areas where water temperatures are usually over 25°C the whole year. The female shrimp grow faster than males.
9 Απρ 2023 · A shrimp’s body is divided into two major sections (tagma), the anterior cephalothorax and posterior abdomen (tail) (Fig. 2.1). As the term implies, the cephalothorax is the cephalon (head) fused with the thorax.
1 Οκτ 2002 · Male and female reproductive anatomy of a “spearer” mantis shrimp, Squilla empusa, is described using light and scanning electron microscopy as well as dissections. The genital region of females is located medially on the sixth thoracic sternite.
