Decapod anatomy Decapod anatomy The decapod crustacean, such as a crab, lobster, shrimp or prawn, is made up of 20 body segments grouped into two main body parts, the cephalothorax and the pleon (abdomen). Each segment may possess one pair of appendages, although in various groups these may be reduced or missing. They are, from head to tail: The head also bears the (usually stalked) compound eyes. The distal portion of a mandible or maxilla which has a sensory function is known as a palp. Maxillipeds are appendages modified to function as mouthparts. Particularly in the less advanced decapods, these can be
Streak-throated hermit some distance along the Tapajos River corridor. It is a small hermit with a total length of approximately 9 cm, both subspecies have very pale buff-grey underparts and dark streaks on the throat. Streak-throated hermit The streak-throated hermit ("Phaethornis rupurumii"), also known as the Rupurumi hermit, is a species of hummingbird in the family Trochilidae. It was formerly considered a subspecies of the dusky-throated hermit. The streak-throated hermit is found in forest, woodland and dense shrub in north-eastern South America. It has two subspecies; the nominate subspecies is found in south-eastern Venezuela, west-central Guyana, and the extreme northern Brazil Amazon