Members of the subphylum Cephalochordata are called( ). A: lancelets B: tunicates C: ammocoetes D: salps E: dolioids

Millipedes (马陆/千足虫) belong to the arthropod subphylum ( ) A: Hexapoda. B: Crustacea. C: Trilobitomorpha. D: Chilopoda. E: Myriapoda.

Centipedes are members of the subphylum _______ and the class ______ . A: Myriapoda; Diplopoda (倍足纲) B: Hexapoda; Chilopoda (唇足纲) C: Myriapoda; Chilopoda D: Chelicerata; Diplopoda