♣ Pseudoleptochelia sp.

Material examined. TA: 143 individuals. CNCR 35348. Tr-Loc: Madagascar, Yucatan, Mexico, 21°26’30.12’’N 90°17’25.9’’W, two individuals, 29 May 2012, coll. GR, IW, MA, UP, collected at 15 m depth; Tr-Loc: Tanchit, Yucatan, Mexico, 21°21’53.3’’N 90°04’05.4’’W, 69 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, three 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, 29 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, one individual, 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, 25 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, 13 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, one individual, 08 June 2012, coll. GR, IW, MA, UP, collected at 1 m depth. These specimens were collected in algae such as Asparagopsis Montagne, B. tenella, C. racemosa, Chondria dasyphylla (Woodward) C. Agardh, D. dichotoma, H. spinella, Sargassum natans (Linnaeus) Gaillon, Udotea, cnidaria such as P. guadalupensis, in barnacle tests such as Amphibalanus amphitrite (Darwin), coral rubble, plastic rope 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: southern Florida; GoM: western Florida; Caribbean Sea: Puerto Morelos Reef National Park, Quintana Roo, Caiman Islands, Puerto Vargas, Costa Rica; Pacific Ocean: Murcielago Islands, Costa Rica.

Recognition characters. Female: antennule short with the first article wider than long; cephalothorax without demarcation of the second thoracomere; uropod endopod with three articles. Male: eyes bigger than females; antennule with 10–11 articles, with aesthetasc bundles throughout the entire flagellum (except the terminal article); chela carpo-chelate (hook form), with an underdeveloped, or lacking, carpal process.

Remarks. This species occurs in association with sponges such as I. birotulata, Desmapsamma anchorata (Carter), mangrove roots, algae, seagrass such as T. testudinum, coral rubble.

References. Heard et al. (2004); Suárez-Morales et al. (2004); García-Madrigal et al. (2005); Heard et al. (2009); Bam- ber (2013); Morales-Núñez et al. (2013); Winfield et al. (2013); Monroy-Velázquez et al. (2017); Winfield et al. (2017); Cházaro-Olvera et al. (2018).