Litogynodiastylis laevis ( Calman, 1911 )

Gerken, Sarah, 2015, New Zealand Diastylidae and Gynodiastylidae (Crustacea: Cumacea), Zootaxa 4031 (1), pp. 1-77 : 76

Litogynodiastylis laevis ( Calman, 1911)

Gynodiastylis laevis Calman, 1911 : 371372, pl. XXXV, Figs. 32–39 .— Stebbing, 1912: 147; 1913: 161–162, fig. 111.— Gamô, 1961: 106 –108.— Jones, 1963: 73 –75, Figs. 335–342.

Litogynodiastylis laevis Gerken, 2001: 19 , fig. 54.

Material examined. None.

Diagnosis. Female and subadult male. Carapace smooth, without ornamentation. Pseudorostrum broadly truncate. Eyelobe without obvious lenses. Telson longer than uropod peduncles, with pair of terminal setae. Uropod endopod uniarticulage, longer than exopod. Uropod rami terminal setae complex.

Adult male. As in female, except telson is without terminal setae.

Remarks. This is the only species in the genus known from New Zealand waters.

New Zealand species. Litogynodiastylis laevis ( Calman, 1911) .

Figures

FIGURE 32. Leptostylis wisniewskiae n. sp. paratype adult male (NIWA 093178). A, antennule; B, antenna; C, maxilliped 3; D, pereopod 1; E, pereopod 2; F, pereopod 3; G, pereopod 4; H, pereopod 5; I, pleopods 1; J, pleopods 2; K, pleonite 6, telson and uropods.

FIGURE 33. Leptostylis zealandiensis n. sp. holotype ovigerous female (NIWA 093173). A, dorsal view. Paratype ovigerous female (NIWA 094706). B, side view. Paratype adult male (NIWA 093184). C, dorsal view. Paratype adult male (NIWA 093203). D, side view.

FIGURE 34. Leptostylis zealandiensis n. sp. paratype ovigerous female (NIWA 094706). A, antennule; B, mandibles; C, maxillule; D, maxilla; E, maxillipeds 1; F, maxilliped 2; G, maxilliped 3.

FIGURE 35. Leptostylis zealandiensis n. sp. paratype ovigerous female (NIWA 094706). A, pereopod 1; B, pereopod 2; C, pereopod 3; D, pereopod 4; E, pereopod 5; F, pleonite 6, telson and uropods.

FIGURE 36. Leptostylis zealandiensis n. sp. paratype adult male (NIWA 093184). A, antennule; B, antenna peduncle; C, antenna; D, maxilliped 3; E, pereopod 2; F, pereopod 3; G, pereopod 4; H, pereopod 5; I, pleopod 1; J, pleopod 2; K, pleonite 6, telson and uropods.

FIGURE 37. Makrokylindrus semiechinata n. sp. holotype subadult female (NIWA 093172). A, dorsal view. Paratype subadult male (NIWA 093207). B, side view; C, antennule; D, mandibles; E, maxillule; F, maxilla narrow endites; G, maxilliped 1; H, maxilliped 2.

FIGURE 38. Makrokylindrus semiechinata n. sp. paratype subadult male (NIWA 093207). A, maxilliped 3; B, pereopod 1; C, pereopod 2; D, pereopod 3; E, pereopod 4; F, pereopod 5; G, pleonite 6, telson and uropods.

FIGURE 39. Gynodiastylis chathamensis n. sp. holotype ovigerous female (NIWA 093213). A, side view; B, dorsal view. Paratype ovigerous female (NIWA 093199). C, side view; D, antennule; E, antenna; F, mandible; G, maxillule; H, maxilla; I, maxilliped 1; J, maxilliped 2.