branchiopod การใช้

• It is one of eight known branchiopod species found only in Northern California.
• The branchiopod crustacean " Daphnia magna " parthenogenetically produces male progeny in response to environmental conditions.
• The 67, 000 described species range in size from " nauplius stage of branchiopods and copepods.
• Malacostraca have haemocyanin as the oxygen-carrying pigment, while copepods, ostracods, barnacles and branchiopods have haemoglobins.
• Some authors advocate placing Phyllocarida in Phyllopoda, a group used in former classification systems, which would then include branchiopods, cephalocarids and leptostracans.
• They have only four pairs of branchiopod crustaceans, Onychopoda share with Haplopoda the presence of segmented appendages, which are used for grasping prey.
• A 1998 comparison of the characteristics of pools used by the eight branchiopod species endemic to Northern California found that midvalley fairy shrimp used the shallowest pools.
• This includes the brine shrimp, clam shrimp, fairy shrimp and tadpole shrimp belonging to the branchiopods, the lophogastridan shrimp, opossum shrimp and skeleton shrimp belonging the Malacostraca; and seed shrimp which are ostracods.
• The dispersal of " B . gaini " between lakes is probably passive, with the most likely dispersal vectors being birds; branchiopod eggs swallowed by seabirds, even if still being brooded by the mother, can survive passage through the bird's digestive system.