The Biology and Management of Lobsters: Ecology and by J Stanley Cobb; Bruce F Phillips

By J Stanley Cobb; Bruce F Phillips

This two-volume paintings provides a precis and overview of the present country of lobster biology, ecology, body structure, habit, and administration. It emphasizes the biology of clawed lobsters (Nephropidae) and spiny lobsters (Palinuridae), with awareness additionally given to slipper lobsters (Scyllaridae) and coral lobsters (Synaxidae).The first bankruptcy of quantity 1 offers an summary of the final facets of lobster biology Read more...

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G e o r g e sions the lobste r has been used as a model system , and the interes t of the investigato r has been more concentrate d on the structur e and functio n of the tissue s themselve s than on their relation to the whole biology of the animal. This is becaus e the nervou s syste m is easily accessible , and the animal is relativel y hardy and easily available . It is impossibl e in this chapte r to attemp t a synthesi s of all the publishe d work. However , Chapte r 3, Neurobiology , focuse s attentio n on recen t researc h in the fields of sensor y and motor organization .

The numbers of pre-Quaternary genera are indicated approximately for each period. ) exopodite , respectively) that are borne on a basa l stem or protopodite . The protopodite has two segments ; the coxopodite , which lies close r to the body, and the basis . The three pairs of maxilliped s and first four pairs of pereiopod s all bear gills or podobranchs . The pereiopods , or walking legs, are all uniramous , unlike the pleopods , which consis t of two segments . In the Nephropidae , the first three pairs of pereiopod s are chelate , the first pair being modified into the large claws.

The tritocerebrum , or most posterio r por­ tion, gives riseto nerves that run to the labrum , the alimentarycanal, and to the circumesophageal commissure , which connect s the brain with the ventra l nerve 32 Β . F. Phillips, J . S . C o b b , a n d R. W . G e o r g e Optic nerve Oculomotor Tegumentary Antennary nerve I nerve nerve Oesophagus Mandible Branches of 1st pedal nerve Cerebral ganglia Circumoesophageal connectives Post-oesophageal commissure Nerves to madible, maxillae & maxillipeds Suboesophageal 1-5th Thoracic ganglion Branches Ventral 1st ganglion of nerve 5th pedal nerve cord Abdominal ganglion Pleopedal nerve Dorso- lateral Longitudinal 6th Abdominal ganglion Fig.

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