. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. reductor a meropoditls reductor b meropoditis 'promotor c jmotor b 'promoton a Vemotor b ^ Vemoton c Vemotor a. Fig. 26. Rostral views of muscles of first pereiopods of small male. Remotor {a, b, c) While the remotor muscle of all the pereiopods in Pandalus and that of the first four legs in Callinectes is apparently undivided, the arrangement in Jasus is comparable to that oi Astacus in which Schmidt (1915) distinguished three distinct branches. The main part of the muscle, remotor a, is a large lea


. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. reductor a meropoditls reductor b meropoditis 'promotor c jmotor b 'promoton a Vemotor b ^ Vemoton c Vemotor a. Fig. 26. Rostral views of muscles of first pereiopods of small male. Remotor {a, b, c) While the remotor muscle of all the pereiopods in Pandalus and that of the first four legs in Callinectes is apparently undivided, the arrangement in Jasus is comparable to that oi Astacus in which Schmidt (1915) distinguished three distinct branches. The main part of the muscle, remotor a, is a large leaf-shaped, almost vertical bundle, with a dorso-lateral attachment on the epimeron of the fourth segment. Remotor b is fairly broad, but shorter than remotor a. It is located rostrally in the pleural muscle chamber and arises somewhat ventrally on the outer face of the vertical part of the posterior process of the endopleurite between the third and fourth epimera. Remotor c, which occurs between the other two heads, originates on the under surface of the stem and the anterior process of the endopleurite projecting from the junction of the fourth and fifth epimera. The fibres of all three parts of the muscle are inserted caudo-laterally on the proximal border of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town : The Museum


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky