Table 6. Systematic inventory of conspicuous marine macroinvertebrates observed at sites surveyed in Area 6 of the 1992 American Samoa Coastal Resources Inventory. A = abundant; C = Common; O = Occasional; R = rare. Site No. 35 Site No. 36 6 m 18 m 6 m 18 m Phylum Porifera ?Class Calcarea unidentified yellow sponge R - - - Class Demospongiae Order Dictyoceratida Family Dysideidae Dysidea spp. C R - - Order Hadromerida Family Suberitidae Stylotella agminata (Ridley) O C O C Phylum Cnidaria Class Hydrozoa Order Hydroida Family Plumulariidae Lytocarpus cf. philippinus (Kirchenpauer) - C - O Class Anthozoa Order Alcyonacea Family Alcyoniidae Cladiella sp. A C A C Lobophytum spp. O R - - Sarcophyton spp. - - R O Sinularia spp. C C - A Order Actiniaria Family Stichodactylidae Entacmaea quadricolor (Rppell & Leuckart) O - - - Heteractis crispa (Ehrenberg) R - - - Heteractis magnifica (Quoy & Gaimard) - - O - Stichodactyla mertensii Brandt - - - R Order Zoanthiniaria Family Zoanthidae Palythoa tuberculosa (Esper) R - - R Table 6. Continued. Site No. 35 Site No. 36 6 m 18 m 6 m 18 m Phylum Annelida Class Polychaeta Order Sabellida Family Serpulidae Spirobranchus giganteus (Pallas) - - - R Phylum Mollusca Class Gastropoda Order Archaeogastropoda Family Trochidae Trochus histrio Reeve O - O - Tectus conus Gmelin - R - - Family Turbinidae Astraea rhodostoma Lamarck R O R - Order Mesogastropoda Family Vermetidae Dendropoma maxima Sowerby - - - C Order Neogastropoda Family Muricidae Drupa ricinus (Linnaeus) - R - - Drupella elata (Blainville) - - R - Family Fasciolariidae Latirus polygonus barclayi (Reeve) R - - - Order Nudibranchia Family Phyllidiidae Phyllidia varicosa Lamarck - - - R Phyllidiella pustulosa (Cuvier) - - R O Class Bivalvia Order Veneroida Family Tridacnidae Tridacna maxima (R”ding) - O R R Tridacna squamosa Lamarck - - - O Table 6. Continued. Site No. 35 Site No. 36 6 m 18 m 6 m 18 m Phylum Arthropoda Class Crustacea Order Decapoda Family Diogenidae Dardanus spp. - R - - Family Paguridae Paguritta harmsi (Gordon) - - - O Phylum Echinodermata Class Crinoidea Order Articulata Family Comasteridae Comaster multifidus (J. Mller) - R - - Comanthus parvicirrus (J. Mller) - R - - Class Asteroidea Order Phanerozonia Family Oreasteridae Culcita novaeguineae Mller & Troschel R - - - Family Ophidiasteridae Linckia multifora (Lamarck) R - - R Order Spinulosa Family Acanthasteridae Acanthaster planci (Linnaeus) O - - R Class Echinoidea Order Regularia Family Diadematidae Echinothrix diadema (Linnaeus) O - - - Family Echinometridae Echinometra mathaei (Blainville) C C R - Echinostrephus aciculatus A. Agassiz C O - R Table 6. Continued. Site No. 35 Site No. 36 6 m 18 m 6 m 18 m Phylum Chordata Class Ascidiacea Order Stolidobranchia Family Styelidae Polycarpa cf. cryptocarpa (Sluiter) - R - -