. Fig. 28. Thalassinid VIII. a. Side view. b. Telson. Telson: length about i\ times width; lateral spines widely spaced; posterior margin slightly concave. Eye rather pointed, black. Antennal scale with long basal seta on outer edge. Palp of maxillule and maxilla of three segments. Maxillipede i with outer seta on segment i; epipod a small papilla. Chelae of legs i and 2 not fully formed. Leg 5 without exopod. Epipods absent. Three pairs of pleopods. Group II D Telson of C II type Callianassa? D. XVII (Fig. 29) Discovery St, 406. Rostrum 1-25 mm.; body 5-85 mm. Rostrum rather narrow, litt

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. Fig. 28. Thalassinid VIII. a. Side view. b. Telson. Telson: length about i\ times width; lateral spines widely spaced; posterior margin slightly concave. Eye rather pointed, black. Antennal scale with long basal seta on outer edge. Palp of maxillule and maxilla of three segments. Maxillipede i with outer seta on segment i; epipod a small papilla. Chelae of legs i and 2 not fully formed. Leg 5 without exopod. Epipods absent. Three pairs of pleopods. Group II D Telson of C II type Callianassa? D. XVII (Fig. 29) Discovery St, 406. Rostrum 1-25 mm.; body 5-85 mm. Rostrum rather narrow, little longer than antennule. Carapace with nine marginal spines. Abdomen: somite 2 with long dorsal spine as long as somite 3;

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Keywords: ., bookcentury1900, booksubjectocean, booksubjectscientificexpediti