dorsal diaphragm
(ARTHROPODA: Insecta)
Muscular sheets of tissue extending from the ventral wall of the heart and vessels to the laterodorsal parts of the body wall, usually incomplete laterally; it may or may not delineate the pericardial sinus from the perivisceral sinus.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

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