Sympodella, Mu, Fang-hong & Huys, Rony, 2017

Mu, Fang-hong & Huys, Rony, 2017, New Mesopsyllus species from the Bohai Sea, China, re-evaluation of the validity of Vibriopsyllus Kornev & Chertoprud, 2008 and proposal of Sympodella gen. n. (Copepoda, Harpacticoida, Canthocamptidae), ZooKeys 718, pp. 1-33 : 4

Genus Sympodella gen. n.

Diagnosis.

Rostrum defined at base; triangular. Antennule 6-segmented in ♀, with aesthetasc on segments 3 and 6; 9-segmented, haplocer with geniculation between segments 7 and 8 in ♂; without enlarged modified spines in both sexes. Antenna with two abexopodal setae on allobasis; exopod 1-segmented, with three setae. Mandibular palp with elongate basis (with one seta), 1-segmented endopod (with four setae) and vestigial unisetose exopod. Maxillule with rami incorporated into basis. Maxilla with two endites on syncoxa; endopod fused to allobasis. Maxilliped with well developed seta on syncoxa. Swimming legs of ♀ with 3-segmented exopods and 3- (P1) or 2-segmented endopods (P2-P4); armature formulae as in Table 2. Inner seta of P1 enp-1 recurved backwardly and dorsally; outer spine of P1 exp-1 not enlarged; outer exopodal spines of P1-P4 bipinnate, without elongate pinnules in proximal half. Inner distal seta of P2 enp-2 and outer distal seta of P4 enp-2 longer in ♂. P3 endopod 3-segmented in ♂; enp-2 with inner seta and slender terminal apophysis; enp-3 with two apical setae. P5 with fused exopod and baseoendopod, forming weakly bilobate plate in both sexes; exopodal lobe with five and six elements in ♀ and ♂, respectively; endopodal lobe with four and two elements in ♀ and ♂, respectively. Sixth pair of legs asymmetrical in ♂, each with two tiny setae. Caudal ramus short, with six setae.

Type and only species.

Carolinicola galapagoensis Mielke, 1997 = Sympodella galapagoensis (Mielke, 1997) (by original designation).

Etymology.

The name is derived from the Greek syn, sym, meaning together, and pous (genitive podos), meaning foot, and refers to the fused condition of leg 5 in both sexes. Gender: feminine.