Annals of the South African Museum, Volume 51South African Museum, 1968 - Natural history |
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Page 16
... thoracic regions is marked by a fairly deep cervical groove ( fig . 1 ) which runs transversely across the middle of the exoskeleton and is continued forward and downward on each side as an oblique , slightly curved depression . The ...
... thoracic regions is marked by a fairly deep cervical groove ( fig . 1 ) which runs transversely across the middle of the exoskeleton and is continued forward and downward on each side as an oblique , slightly curved depression . The ...
Page 50
... thoracic segments to the upper surface of the cephalic apodeme . To it are attached the medial part of the paired anterior thoracic muscle , the posterior dorso - ventral muscle , and some of the muscles of the first and second maxillae ...
... thoracic segments to the upper surface of the cephalic apodeme . To it are attached the medial part of the paired anterior thoracic muscle , the posterior dorso - ventral muscle , and some of the muscles of the first and second maxillae ...
Page 169
... thoracic and the first abdominal ganglia are linked by very long connectives that emerge from the sternal canal and pass dorsally over the superficial ventral thoraco - abdominal muscles into the abdomen . Each thoracic ganglion gives ...
... thoracic and the first abdominal ganglia are linked by very long connectives that emerge from the sternal canal and pass dorsally over the superficial ventral thoraco - abdominal muscles into the abdomen . Each thoracic ganglion gives ...
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Common terms and phrases
abdominal artery abdominal segment adductor muscle antennal antennal gland antennulary antennule antero-lateral apodeme appendages arises arthrodial arthrodial membrane Astacus attached attractor basipodite biol blood branch branchiostegite bundles carapace cardiac fore-gut cephalic cephalothorax coxopodite Crustacea dactylopodite decapod depressor digestive gland distal dorsal dorso-lateral ecdysis end sac endite endopleurite endopodite endosternite epimeral epimeron epipodite epistoma exopodite exopoditis exoskeleton extensor eyestalk female fibres flagellum flexor fore-gut frontal ganglia ganglion gastric gills Homarus inner inserted Jasus labyrinth lalandii lateral levator lobe lobster mandible mandibular maxilla maxilliped medial meropodite moulting muscle chamber oblique muscle oesophageal ophthalmic artery optic optic cup ossicle outer pair Palinurus Pandalus Panulirus paraphragms peduncle pereiopods pigment pleopods posterior postero-lateral productor promotor protopodite proximal margin puerulus stage reductor region remotor muscle Reptantia rhabdomes sclerite second maxilla setae sinus gland species spermatophoric statocyst sternal sternum telson tendon tergum third maxillipeds thoracic segments thoraco-abdominal transverse muscle uropod valve ventral muscles ventro-laterally wall X-organ