Home|Search|Identify|Taxonomic tree|Quiz|About this site|Feedback
Developed by ETI BioInformatics
Characteristics, distribution and ecology
Taxonomische classification
Synonyms and common names
Literature references
Images, audio and video
Links to other Web sites

Body usually smooth, often weakly dorso-ventrally flattened; coxal plates short to only moderate length, margins smooth or setose; plate 4 posterior margin not excavate, plate 5 often with elongate anterior lobe. Antenna 1 slender and longer than 2; accessory flagellum usually present. Lower lip with inner lobes; mouthparts basic. Gnathopods subchelate; gnathopod 1 larger than 2 and exhibiting pronounced sexual dimorphism, often large and complexly subchelate in male. Pereiopods 5 to 7 slender, pereiopod 7 usually much longer than 5 and 6. Uropods 1 and 2 biramous, slender; uropod 3 biramous or uniramous, quite short and rarely projecting beyond 1 and 2; uropods 1 and 2 peduncle often with spine-like distal process. Telson simple, short, fleshy, entire. Sexual dimorphism pronounced, especially of antennae and gnathopods.

Source: Lincoln, 1979.

Family Aoridae