Zeuxo cf. kurilensis ( Kussakin & Tzareva 1974 )

Abarca-Ávila, Mónica Mariel, Herrera-Dorantes, María Teresa, Winfield, Ignacio & Ardisson, Pedro-Luis, 2019, Updated checklist and identification key of benthic tanaidaceans (Crustacea Peracarida) of the sublittoral zone of the northern Yucatan Peninsula, Mexico, Zootaxa 4711 (1), pp. 51-76 : 70

Zeuxo cf. kurilensis ( Kussakin & Tzareva 1974)

( Fig. 4 L–M)

Examined material. TA: 1254 individuals. CNCR 34810 . Tr-Loc: M50- Chabihau, Yucatan , Mexico 21°22’4.329’’N 89°4’13.659’’W, five ♀,two ♀ o, two ♂, one juv, three man., 20 May 2005, 27 November 2005, 12 March 2006, coll. AV, SP ; Tr-Loc : M51- Santa Clara , Yucatan, Mexico 21°23’41.709’’N 88°53’21.159’’W, 431 ♀, 168 ♀ o, three ♀ m, 195 ♂, 135 juv, 100 man., 20 May 2005, 27 November 2005, 12 March 2006, coll. AV, SP ; Tr-Loc : M54- Dzilam , Yucatan, Mexico 21°32’35.659’’N 88°29’57.616’’W, 1♀, 15 May 2005, 13 November 2005, 13 March 2006, coll. AV, SP ; Tr-Loc : M55- Dzilam , Yucatan, Mexico 21°34’3.9’’N 88°22’39.608’’W, 52 ♀, eleven ♀ o, 15 ♂, nine juv, three man., 15 May 2005, 13 November 2005, 13 March 2006, coll. AV, SP ; Tr-Loc : M56- San Felipe , Yucatan, Mexico 21°34’32.739’’N 88°14’24.248’’W, two ♀, one ♂, 16 May 2005, 12 November 2005, 18 March 2006, coll. AV, SP ; Tr-Loc : M57- Rio Lagartos , Yucatan, Mexico 21°37’6.019’’N 88°5’36.016’’W, 55 16 ♀ o, 25 ♂, 14 juv, five man., 16 May 2005, 12 November 2005, 18 March 2006, coll. AV, SP ; collected at depths of 0.2–4 m, in coarse sand, medium sand, fine sand, and very fine sand, with Caulerpa , H. wrightii , Syringodium , and T. testudinum

.

Local distribution. ( Table 1 , Fig. 2 ).

Geographical distribution. Atlantic Ocean: Dade County (Virginia Key), Florida; GoM: Tuxpan-Lobos Protected Natural Area, Veracruz Reef System National Park, Bajos de Sisal Reef System; Caribbean Sea: Puerto Morelos Reef National Park and Quintana Roo coast; Pacific Ocean: Kuril Islands, Russia, Ioshi Island, Japan; Indian Ocean: Fadiffolu Atoll, Maldive Islands.

Recognition characters. Coxa of pereopod-1 with an anterior distinct lobe; dactylus of sixth pereopod with a row of six spines on lateral margin; pleon with two last pleonites reduced; uropod with four or five articles; male cheliped larger than in female.

Remarks. It inhabits between 0 and 100 m perpendicular to the shoreline, in coral rubble, mangrove roots, submerged wood, jetties, live bottoms, coral reefs, associated with invertebrates such as sponges A. clathrodes , A. crassa , C. nucula , D. anchorata , I. birotulata , I. felix , I. strobilina , cnidarian such as E. flexuosa and P. guadalupensis , algae such as B. tenella , C. racemosa , C. cervicornis , D. dichotoma , D. obtusata , H. spinella , Rhipocephalus , S. natans and U. lactuca , at depths 5 to 20 m.

References. Sieg (1980b); Heard et al. (2004); Suárez-Morales et al. (2004); García-Madrigal et al. (2005); Heard & Anderson (2009); Winfield et al. (2010); Winfield et al. (2013); Monroy-Velázquez et al. (2017); Winfield et al. (2017), Cházaro-Olvera et al. (2018).

Figures

FIGURE 2. Diversity, abundance, and distribution of tanaidaceans of the sublittoral zone of the northern Yucatan Peninsula.

FIGURE 4. Tanaidaceans species of the sublittoral zone of the northern Yucatan Peninsula, suborder Tanaidomorpha. (A) Parakonarus juliae ♀; (B) P. juliae ♂; (C) Alloleptochelia longimana ♀; (D) A. longimana ♂; (E) Cacoheterotanais rogerbamberi ♀; (F) Hargeria rapax ♀; (G) H. rapax ♂; (H) Leptochelia forresti ♀; (I) L. forresti ♂; (J) Leptochelia sp. aff. savignyi ♀; (K) L. sp. aff. savignyi ♂; (L) Zeuxo cf. kurilensis ♀; (M) Z. cf. kurilensis ♂.