41. Many have no wings or ocelli , and may have a different shape to the thorax. 42. Ocelli and cellar bristles are present.43. Ocelli is absent in all species.44. These ocelli are less complex, and probably less derived, than those of the mandibulata. 45. The tentacle bases abaxially bear ocelli . 46. Surrounding the ocelli are small sensory tentacles which line the conspicuous inner fold of the mantle. 47. Most insects, except some species of ocelli as well as compound eyes of varying sizes. 48. The ocelli are located near the crown and the forewings have a dense network of veins. 49. Most species have ocelli ( " simple eyes " ), which can detect sources of light. 50. The pelage is dense and heavy; ocelli , apparently play an important role in intraspecies communication.
