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UNIVALVES._— TROCHUS. 145 
Sezentific Name. Locality. Common Name. 
Bentapiemiiiss ise \esfcei lae » Se osole ais heise Pavilion Trochus 
Agrestis siete Sct ohare CA eters aleve creieieiaye Rustic -:-- do -- 
Niger midlets eleredeitels LD inra) Goranson Coo LOOT Black w=... doe 
Cruciatus --.... Mediterranean ---+++++- Cross-rayed do -+ 
Modulus -----..- West Indies, Red Sea --- Keel-whorl’ddo - 
Declivis ---.-.-- Red Sea ---+++++e+-eee - Egyptian -- do -- 
Wiairidtiltigns(srteteS cstSiecls lls .cittatetg beeen te Necklace-grained 
Berlatiisicte steele |< a)cja's'a astra pie sd deleehatone Pearly =palelsti Oi iete 
Famity 3.—With pillar smooth, and umbilicus toothed or crenated. 
Cylindraceus SVetwiel © shafctolalel lel aiereraliialyrc cc clever eae Sub-conical do -- 
Garnens*oo tiers) «cS SILOO Buse. ea: Flesh-color’d do - - 
Areola Clsimvaloteleielel | “letetolalale, «palate shaicl eteteiea el acetals Red square-spotted 
Famity 4.—With pillar and umbilicus crenated. 
Pharaonis -----.. Red Sea, Mediterranean, 
East Indies ---- ---- Strawberry do -« 
Corallinus ------ Magdalen Isles --------- Coral bead- do -- 
Guineensis-----> Ginineah e sielereres cies eieisters M3 Guinea---- do -- 
Wrhanuswosaeiies:, Mele ceseotetorere: Sarna Sails 
Purple-striped do 
Famity 5.—Shell depressed, with the umbilicus large, pervious, 
and crenated, in which the course of the whorls is strongly 
marked. 
Perspectivus --+- Amboyna---+-++++.++++. Staircase -- do - 
Perspectiviunculus ++-+-+-++++++eeeereeeee Small staircase do 
Infundibuliformis «+--+. +++. seee eee weeee Funnel-formed do 
Hybridus ------- Mediterranean -----+.-- Mongrel -- do -- 
Stramineus-+---- Tranquebar --'-...-..... Straw-color’d do 
Indicus «----+++- East Indies ............ Indian --.. do.. 
