6 - Sphaeromatidae::“Cute As Buttons”

Malacanthura 43
three articles. Antennal flagellum of six articles. Mandibular palp article 3
with four spines. Pereopod 1, carpus triangular, tipped with acute tooth;
propodus elongate, palm with about seven teeth, five fringed spines on mesial
surface; unguis of dactylus strongly flexed; margin of dactylus with three
strong triangular teeth. Uropodal exopod elongate, apically acute, margins
serrate; endopod length little more than twice greatest width, outer margin
serrate, apex acute. Telson elongate-elliptical, apically narrowly rounded;
strong middorsal longitudinal rounded ridge running almost entire length.
RECORDS Off Venezuela, 95 m.
REMARKS Wagele (1981) made this species the type of his new genus Ne-
manthura, based primarily on the elongate form of the body and appendages.
Haliophasma irmae Paul and Menzies, 1971, from the same locality as the
above species, is probably the same species.
Licranthura Kensley and Schotte, 1987
DIAGNOSIS Serrate process on antennal peduncle article 3. Mandibular
palp of three articles; molar lacking. Maxillipedal endite short. Pereopod 1
larger than pereopods 2 and 3. Pereopods 4—7, carpi triangular. Pleonites
short, free. Pleopod 1, both rami forming operculum. Pleotelson lacking
statocysts.
Licranthura amyle Kensley and Schotte, 1987
Figure 16
DIAGNOSIS 9 3.8 mm. Eyes small, pigmented. Antennular flagellum of
three articles. Antennal peduncle article 3 with lamellar expanded process,
serrate on mesial margin; flagellum of six articles. Maxillipedal palp of five
articles; very short endite. Pereopod 1, propodal palm unarmed. Uropodal
and telsonic margins serrate.
RECORDS Carrie Bow Cay, Belize, 0-25 m, in coral rubble.
Malacanthura Barnard, 1925
DIAGNOSIS Eyes present. Mandibular palp of three articles. Maxillipedal
palp of three articles, terminal article usually broadly ovate. Pereopod 1,
propodus expanded. Pereopods 4-7 with carpi roughly rectangular. Pleopod