| 21. | The prosoma ( head ) is ovate, with compound eyes located near the edge of the front corners.
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| 22. | The prosoma ( head ) is subquadrate, with compound eyes located at the edge of the front corners.
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| 23. | "Ctenopterus " is distinguished by its prosoma ( head ), which narrows towards the front.
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| 24. | The eight legs, the two chelicerae with their fangs, and the pedipalps are attached to the prosoma.
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| 25. | The carapace which shields the prosoma also bears two pairs of eyes a pair of photoreceptors in the caudal spine.
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| 26. | The name means " split or cleaved middle ", referring to the way the prosoma is divided into two separate plates.
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| 27. | A pair of compound eyes is on the side of the prosoma, with one or two median ocelli towards the front.
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| 28. | The first type is located at the posterior tips of their cephalothorax ( the prosoma ) in the form of two triangular protrusions.
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| 29. | Moulting commences with a split in the old exoskeleton just below the edge of the carapace ( at the front of the prosoma ).
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| 30. | The alternative name " cephalothorax " reflects the fact that the prosoma includes the parts that in insects form the head plus the thorax.
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