Tatahipeke cookii ( Filhol, 1885 ) Hughes & Lowry, 2023

Hughes, Lauren E. & Lowry, James K., 2023, Review of New Zealand Coastal Talitroids with description of three new genera (Crustacea, Amphipoda, Senticaudata), Zootaxa 5268 (1), pp. 1-81 : 57-60

Tatahipeke cookii ( Filhol, 1885) comb. nov.

( Figs. 50–53 , 68 )

Talorchestia cookii Filhol, 1885: 459–460 , pl. 53, fig. 4.— Hurley, 1956: 365, figs. 26–48.

Talorchestia tumida .— Chilton, 1917: 296–299, figs. 6–13.

Types. Syntypes, 15 specimens Hokarita (probably Hokitika), New Zealand (MNHN-IU-2013-19985 (= MNHN-Am1880)) .

Material examined. A male, 19 mm, parts in microvial, AM P.105575, Kaikoura, South Island (labelled as ‘tumida’ by Chilton, Hurley (1956); b male, 16 mm, parts in microvial, AM P.105576, Kaikoura, South Island (labelled as ‘tumida’ by Chilton, Hurley (1956); 5 specimens (2 males 20 mm, 16.8 mm; 3 females 12.4 mm, 16 mm, 17.2), AM P.5743, Kaikoura, South Island (labelled as ‘tumida’ by Chilton, Hurley (1956); 6 specimens (3 females, 20 mm, 17.5 mm, 16 mm and 3 males, 20 mm, 18 mm, 16.5 mm) ZMUC unreg, Kaikoura, South Island (labelled as ‘tumida’ by Chilton, Hurley (1956).

Type locality. Massacre Bay , Cook Strait and Hokitika, South Island .

Size. Male 29 mm ( Chilton, 1917).

Remarks. Both T. cookii comb. nov. and T. tumida comb. nov. can be separated by the gnathopod 2 propodus palm which is more transverse and has the margin sinusoidal in T. cookii comb. nov. while in T. tumida comb. nov. the palm is subacute and has a distal tooth near the hinge of the dactylus.

Habitat. Supralittoral.

Distribution. New Zealand. South Island: Massacre Bay; Hokitika, Kaikoura ( Filhol 1885; current study); Puysegur Point; Bluff; Waipapa Point; Golden Bay; Stewart Island; Green Islets; Kaikoura; Preservation Inlet; Riverton; Moeraki ( Chilton 1917).

Figures

FIGURE 50. Tatahipeke cookii (Filhol, 1885) male habitus, 19 mm, AM P.105575, Kaikoura, South Island, New Zealand.

FIGURE 51. Tatahipeke cookii (Filhol, 1885) male 19 mm, AM P.105575, *male 16 mm, AM P.105576, Kaikoura, South Island, New Zealand. Scales, 0.5 mm.

FIGURE 52. Tatahipeke cookii (Filhol, 1885) male 19 mm, AM P.105575, *male 16 mm, AM P.105576, Kaikoura, South Island, New Zealand. Scales, 0.5 mm.

FIGURE 53. Tatahipeke cookii (Filhol, 1885) male 19 mm, AM P.105575, *male 16 mm, AM P.105576, Kaikoura, South Island, New Zealand. Scales, 0.5 mm.

FIGURE 68. Fieldguide to New Zealand Coastal Talitrids Subantarctorchestia aucklandiae (Spence Bate, 1862) gen. et comb. nov., Subantarctorchestia bollonsi (Chilton, 1909) gen. et comb. nov., Bellorchestia spadix (Hurley, 1956), Tatahipeke cookii gen. et. comb. nov., T. tumida (Stebbing, 1887) gen. et comb nov. (Part 2 of 3).