Xenophallus umbratilis (Meek 1912) . Umbrela Livebearer; Olomina, Alumina, Pepesca, Olomina Sombrilla

Vouchers: UCR 0024-003 (22), 0062-003 (12), 0538-005 (1), 0539-008 (1), 0540-003 (3), 0543-004 (5), 0548-001 (1), 1003-004 (6), 1004-004 (10), 1050-002 (22), 1051-012 (107), 1052-013 (21), 1054-015 (13), 1055-008 (1) and 1057-007 (3); other collections: TU 202733 (8). Distribution: Central America; from southern Nicaragua to northern Costa Rica, Atlantic drainages; (Nicaragua) To, Sa, SJ, RF and LN (Atlantic); 0–350 masl; Sec, Dia, Amp. Occurrence and conservation status: Nat; VU B1ab(iii) (2020), population trend unknown. Literature: Astorqui (1975: 110; brief description, including illustrations and an identification key, and information on distribution and ecology), Villa (1982: 131; detailed description, including illustrations and an identification key, and information on distribution and ecology), Bussing (1998: 210, as Neoheterandria umbratilis —synonym; brief description, including illustrations and an identification key, and information on distribution, with a map, and ecology) and Angulo (2021: 57; listed, including information on distribution).