"Anaspides. A.1, A.2, antennae; Ex., rudimentary exopodite; G., respiratory lamina; PR.7, PR.8, seventh and eighth thoracic limbs or pereiopods; PL.1, 2, 6, first second, and sixth abdominal limbs or pleopods." -Thomson, 1916

Anaspides

"Anaspides. A.1, A.2, antennae; Ex., rudimentary exopodite; G., respiratory lamina; PR.7, PR.8, seventh…

"Daphnia. E., Eye; A.2, second antenna; A.1, first antenna; dg., digestive caeca; s.g., shell gland; go., gonad; h., heart in pericardium; o., ovum; B.p., brood-pouch; sp., spine; f., furca; s., setae; Ab., rudimentary abdomen; t., caudal fork; g., gut; 1-5, thoracic limbs." -Thomson, 1916

Daphnia

"Daphnia. E., Eye; A.2, second antenna; A.1, first antenna; dg., digestive caeca; s.g., shell gland;…

"Nebalia. SH., Shell; A.1, first antennae; A.2, second antennae; TH., 8 thoracic limbs; Ab.4, Ab.6, fourth and sixth abdominal limbs." -Thomson, 1916

Nebalia

"Nebalia. SH., Shell; A.1, first antennae; A.2, second antennae; TH., 8 thoracic limbs; Ab.4, Ab.6,…