Pseudonototanais, Lang, 1973

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 : 68

♣ Pseudonototanais sp.

Material examined. TA: 1934 individuals. CNCR 35349. Tr-Loc: Madagascar, Yucatan, Mexico, 21°26’30.12’’N 90°17’25.9’’W, 65 individuals, 29 May 2012, coll. GR, IW, MA, UP, collected at 15 m depth; Tr-Loc: Sisal, Yucatan, Mexico, 21°20’54.4’’N 90°08’52.5’’W, 85 individuals, 30 May 2012, coll. GR, IW, MA, UP, collected at 9 m depth; Tr-Loc: Tanchit, Yucatan, Mexico, 21°21’53.3’’N 90°04’05.4’’W, 98 individuals, 31 May 2012, coll. GR, IW, MA, UP, collected at 8 m depth; Tr-Loc: Bajo Diez, Yucatan, Mexico, 21°20’50.8’’N 90°08’53.0’’W, twelve individuals, 04 June 2012, coll. GR, IW, MA, UP, collected at 11 m depth; Tr-Loc: Bocacha, Yucatan, Mexico, 21°19’17.3’’N 90°20’02.6’’W, 33 individuals, 04 June 2012, coll. GR, IW, MA, UP, collected at 8 m depth; Tr-Loc: Boyas, Yucatan, Mexico, 21°20’23.9’’N 89°40’42.0’’W, 201 individuals, 05 June 2012, coll. GR, IW, MA, UP, collected at 4 m depth; Tr-Loc: Progreso, Yucatan, Mexico, 21°18’13.3’’N 89°39’59.9’’W, 68 individuals, 05 June 2012, coll. GR, IW, MA, UP, collected at 1 m depth; Tr-Loc: Bocana, Yucatan, Mexico, 21°13’56.5’’N 89°53’20.1’’W, 133 individuals, 06 June 2012, coll. GR, IW, MA, UP, collected at 1 m depth; Tr-Loc: Punta Piedra, Yucatan, Mexico, 21°09’24.5’’N 90°05’30.9’’W, 1241 individuals, 08 June 2012, coll. GR, IW, MA, UP, collected at 1 m depth. These specimens were collected in sponges such as A. crassa , A. fistularis , C. carteri , C. echinata , C. foliacea , I. notabilis , M. arbuscula , M. laxissima , algae such as Asparagopsis , B. tenella , C. cervicornis , C. minima , C. racemosa , D. delicatula , D. dichotoma , H. spinella , L. obtusa , S. natans , Udotea , cnidaria such as P. guadalupensis , in barnacle tests such as A. amphitrite , coral rubble, plastic rope, soft bottom and wood. The abundance of females and males was not recorded for this species.

Local distribution. Consult Cházaro-Olvera et al. (2018).

Geographical distribution. Atlantic Ocean: southeastern Florida; GoM: southwestern Florida, Tuxpan-Lobos Protected Natural Area , Veracruz Reef System National Park; Caribbean Sea: Puerto Morelos Reef National Park , Quintana Roo .

Recognition characters. Uropodal endopod with three articles often of variable length in both sexes. Female: antennule with three articles; distal margin of maxilliped with one or two pairs of long simple setae; uropodal exopod smaller than the first article of endopod. Male: antennule with five apparent articles with rows of aesthetascs; chela with fixed finger three-quarters length of dactylus.

Remarks. This species occurs in sponges such as A. clathrodes , A. crassa , A. fistularis , Callyspongia (Cladochalina) armigera (Duchassaing & Michelotti) , C. nucula , D. anchorata , G. neptuni , I. birotulata , I. felix , I. strobilina , cnidarian such as E. flexuosa and Oculina Lamarck , algae such as A. fragilissima , C. racemosa , D. dichotoma , G. obtusata , Rhipocephalus , S. natans and U. lactuca , seagrass such as T. testudinum , coral rubble, soft bottom, wood, at depths of 5 to 50 m.

References. Heard et al. (2004); Morales-Núñez & Heard (2013); Winfield et al. (2013); Morales-Núñez & Heard (2015);

Winfield et al. (2017); Cházaro-Olvera et al. (2018); Stępień et al. (2018).