A Picture Guide to Shelf Invertebrates from the Northern Gulf of Mexico

Echinoderms

Harriet Perry and Kirsten Larsen

Starfish

• Anthenoides piercei
• Astropecten articulatus, A. cingulatus, and A. duplicatus
• Echinaster sp.
• Goniaster tessellatus
• Luidia alternata, L. clathrata
• Narcissia trigonaria
• Tethyaster grandis
• Asteroporpa annulata, Astrocnida isidis
• Astrocyclus caecilia, Astrogordius cacaoticus, Astrophyton muricatum, Astracme mucronata
• Ophioderma appressum, O. devaneyi
• Ophiolepis elegans
• Ophiothrix angulata

Crinoid

• Comactinia m. hartlaubi

Sea urchins

• Arbacia punctulata
• Centrostephanus rubricingulus
• Stylocidaris affinis
• Hygrosoma petersi

Sand dollars, sea bicuits

• Clypeaster prostratus, C. ravenelii
• Conolampas sigsbei
• Encope aberrans, E. michelini
• Mellita quinqueisperforata
• Brissopsis alta, B. atlantica
• Moira atropos
• Schizaster orbignyanus

Sea cucumbers

• Allothyone mexicana
• Molpadia barbouri, M. cubana
• Paracaudina obesacauda
• Pentamera pulcherrima
• Protankyra grayi
• Thyonella gemmata

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Guide to Shelf Invertebrates, Gulf of Mexico - Perry and Larsen © 2004