6 - Sphaeromatidae::“Cute As Buttons”

Munna 93
dopod of pleopod 3 with three distal plumose setae. Uropodal sympod stout,
longer than rami.
RECORDS Carrie Bow Gay, Belize, interstitial in intertidal sand bank.
REMARKS Two other species of Microcharon have been described from the
Caribbean area: M. phreaticus Coineau and Botosaneanu, 1973, from intersti­
tial freshwater on Cuba, and M. herrerai Stock, 1977, from freshwater wells on
Bonaire. The reader should refer to the original descriptions to distinguish
these species.
Family Munnidae Sars, 1899
DIAGNOSIS Body ovate. Cephalon and all pereonites free; pleon narrower
than rest of body, longer than broad. Eyes on lateral processes of cephalon.
Mandible with molar and incisor present; palp present or absent. Maxillipe-
dal palp articles 2 and 3 broader than remaining articles. Pereopod 1 prehen­
sile; pereopods 2—7 ambulatory. Uropods tiny, without sympod. Anus ex­
posed, not covered by pleopods.
REMARKS Poore (1984) has provided the most useful and recent survey of
the genera, and especially of Munna.
Key to genera of Munnidae
1. Mandibular palp present; pereopod 1 enormous in