Crangoweckeliidae Lowry & Myers, 2012

Type genus. Crangoweckelia Stock, 1985 .

Diagnostic description. Body laterally compressed or subcylindrical. Eyes absent. Antennae 1–2 calceoli absent. Antenna 1 subequal in length to, or longer than antenna 2; peduncular article 1 shorter than or subequal to article 2; article 2 longer than article 3; article 3 shorter than article 1; peduncular articles 1–2 not geniculate; accessory flagellum short or minute. Antenna 2 peduncular article 1 not enlarged. Mandible molar triturative; palp symmetrical. Maxilla 1 basal endite setose along medial margin; palps symmetrical. Maxilla 2 basal endite with or without oblique setal row. Labium inner lobes present. Coxal gills on pereopods 2–6, stalked (with proximal restriction or complete suture); sternal gills absent; sternal blisters absent; oostegites fringing setae simple. Gnathopod 1 subchelate; dissimilar in males and females (sexually dimorphic); smaller (or weaker) than or similar in size to gnathopod 2; propodus palm with row or rows of simple or bifid robust setae along palmar margin. Gnathopod 2 subchelate; dissimilar in males and females (sexually dimorphic); carpus not produced along posterior margin of propodus, projecting between merus and propodus. Pereopods 3–4 not sexually dimorphic. Pereopod 4 with well developed posteroventral lobe or without posteroventral lobe. Pereopod 5 shorter than pereopod 6; coxa with large anteroventral lobe. Pereopod 7 longer than pereopod 5. Pleonites 1–3 without dorsal carinae. Urosomites 1–3 free; without slender or robust dorsal setae. Urosomite 1 without large distoventral robust seta. Urosomite 2 with pair of dorsal concavities each with 1–3 small setae. Uropod 1 with 1 or 2 basofacial robust setae. Uropod 3 not sexually dimorphic; biramous, without plumose setae; endopod shorter than exopod. Telson deeply or moderately cleft; dorsal or lateral robust setae present or absent; apical robust setae present.

Habitat. Freshwater, hypogean.

Included genera. Crangoweckelia Stock, 1985; Pintaweckelia Stock, 1985 .

Distribution. Caribbean.