Thalestrella pulchra ( Mielke, 1994b )

Huys, Rony & Mu, Fanghong, 2021, Johnwellsia, a new intertidal genus of Parastenheliidae (Copepoda, Harpacticoida) from the Taiwan Strait, China, including a review of the family and key to genera, Zootaxa 5051 (1), pp. 236-318 : 287

Thalestrella pulchra ( Mielke, 1994b) comb. nov.

Karllangia pulchra Mielke, 1994b

Original description. Mielke (1994b): 142–149; Figs 1–6 .

Type locality. Costa Rica, beach slope of Manzanillo (Caribbean coast) .

Note. See T. obscura comb. nov. for differentiating characters.

Figures

FIGURE 1. Johnwellsia bipartita gen. et sp. nov. (♀): A, habitus, lateral; B, same, dorsal; C, caudal ramus, dorsal; D, same, lateral; E, same, ventral.

FIGURE 2. Johnwellsia bipartita gen. et sp. nov. (♀):A, urosome (excluding P5-bearing somite), ventral; B, antennule, ventral (armature omitted); C, antennule, ventral (disarticulated, showing armature); D, antenna.

FIGURE 3. Johnwellsia bipartita gen. et sp. nov. (♀):A, mandible; B, mandibular coxa; C, maxillule; D, maxilla; E, maxilliped; F, P1, anterior (praecoxa omitted); G, P2, anterior (position of outer basal seta arrowed).

FIGURE 4. Johnwellsia bipartita gen. et sp. nov. (♀): A, P3, anterior; B, P4, anterior (praecoxa omitted); C, P5, anterior.

FIGURE 5. Johnwellsia bipartita gen. et sp. nov. (♂): A, antennule, ventral (armature omitted); B, antennule, ventral (disarticulated, showing armature); C, P2 endopod, anterior; D, P3 endopod, anterior; E, P4 endopod, anterior; F, P5, anterior; G, P6; H, maxilliped.

FIGURE 6. Sexual dimorphism of P2 (A–E) and P4 (F–G) endopodal segmentation and armature within the Parastenheliidae. A, Foweya tertia (Kunz, 1975); B, Microthalestris costata (Pallares, 1982) comb. nov., M. variabilis sp. nov., Parastenhelia similis Thompson & Scott, 1903, P. willemvervoorti sp. nov., Porirualia pyriformis (Song, Kim & Chang, 2003) comb. nov.; C, Johnwellsia bipartita sp. nov.; D, Parastenhelia hornelli Thompson & Scott, 1903 sensu Apostolov (1973); E, Parastenhelia oligochaeta Wells & Rao, 1987; F, Microthalestris bulbosa (Gee, 2006) comb. nov., Parastenhelia willemvervoorti sp. nov.; G, Microthalestris minuta (Pallares, 1982) comb. nov., Penicillicaris penicillata sp. nov.