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Table 1 Sampling information for the specimens used in this study

From: Molecular phylogeny of the bivalve superfamily Galeommatoidea (Heterodonta, Veneroida) reveals dynamic evolution of symbiotic lifestyle and interphylum host switching

Superfamily Family Species Life style Host species Host taxon Host utilization/ habitat
Galeommatoidea Galeommatidae Divariscintilla toyohiwakensis Symbiotic Acanthosquilla acanthocarpus Mantis shrimp (Arthropoda) Inside the host burrow
Ephippodonta gigas Symbiotic Callianidea typa Thalassinidean shrimp (Arthropoda) Inside the host burrow
Galeomma sp. Free-living - - On the undersurface of rocks
Pseudogaleomma sp. Free-living - - On the undersurface of rocks
Scintilla rosea Free-living - - On the undersurface of rocks
Scintilla aff. hydatina Free-living - - On the undersurface of rocks
Scintilla sp.1 Free-living - - On the undersurface of rocks
Scintilla sp.2 Free-living - - On the undersurface of rocks
Scintillona stigmatica Symbiotic Brissus latecarinatus Heart urchin (Echinodermata) On the host body
Lasaeidae Anisodevonia ohshimai Symbiotic Patinapta ooplax Sea cucumber (Echinodermata) On the host body
Arthritica japonica Symbiotic Xenophthalmus pinnotheroides Intertidal crab (Arthropoda) On the host body
Byssobornia yamakwai Symbiotic Ochetostoma erythrogrammon Spoon worm (Echiura) Inside the host burrow
Curvemysella paula Symbiotic Spiropagurus spiriger Hermit crab (Arthropoda) Inside the shell carried by the host
Devonia semperi Symbiotic Protankyra bidentata Sea cucumber (Echinodermata) On the host body
Entovalva lessonothuriae Symbiotic Holothuria (Lessonothuria) pardalis Sea cucumber (Echinodermata) Inside the host esophagus
Kellia porculus Free-living - - In the crevice of dead corals
Lasaea undulata Free-living - - In the crevice of rocks
Litigiella pacifica Symbiotic Sipunculus nudus Peanut worm (Sipuncula) On the host body
Melliteryx puncticulata Free-living - - On the undersurface of rocks
Montacutona sp. Symbiotic Cerianthus filiformis Sea anemone (Cnidaria) On the host body
Mysella aff. bidentata Free-living - - In sand sediment
Neaeromya rugifera Symbiotic Upogebia pugettensis Thalassinidean shrimp (Arthropoda) On the host body
Nipponomontacuta actinariophila Symbiotic Telmatactis sp. Sea anemone (Cnidaria) On the host body
Nipponomysella oblongata Free-living - - In sand sediment
Nipponomysella subtruncata Symbiotic Siphonosoma cumanense Peanut worm (Sipuncula) On the host body
Paraborniola matsumotoi Free-living - - On the undersurface of rocks
Peregrinamor gastrochaenans Symbiotic Upogebia carinicauda Thalassinidean shrimp (Arthropoda) On the host body
Peregrinamor ohshimai Symbiotic Upogebia major Thalassinidean shrimp (Arthropoda) On the host body
Pseudopythina ochetostomae Symbiotic Listriolobus sorbillans Spoon worm (Echiura) Inside the host burrow
Pseudopythina macrophthalmensis Symbiotic Macrophthalmus sp. Intertidal crab (Arthropoda) On the host body
Pseudopythina subsinuata Symbiotic Oratosquilla oratoria Mantis shrimp (Arthropoda) On the host body
Pseudopythina aff. ariake Symbiotic Protankyra bidentata Sea cucumber (Echinodermata) Inside the host burrow
Pseudopythina aff. nodosa Symbiotic Siphonosoma cumanense Peanut worm (Sipuncula) On the host body
Pythina deshayesiana Free-living - - On the undersurface of rocks
Salpocola philippinensis Symbiotic Sipunculus nudus Peanut worm (Sipuncula) On the host body
Cyamioidea Basterotiidae Basterotia carinata Symbiotic Ochetostoma erythrogrammon Spoon worm (Echiura) Inside the host burrow
Basterotia gouldi Symbiotic Ikedosoma gogoshimense Spoon worm (Echiura) Inside the host burrow
Basterotia sp. Symbiotic Ochetostoma erythrogrammon Spoon worm (Echiura) Inside the host burrow
Outgroups Solecurtidae Azorinus minutus Free-living - - -
Gastrochaenidae Gastrochaena cuneiformis Free-living - - -
Veneridae Irus mitis Free-living - - -
Mactridae Meropesta nicobarica Free-living - - -
Solenidae Solen strictus Free-living - - -
Solemyidae Solemya velum Free-living - - -
Nuculanidae Nuculana pella Free-living - - -
Neotrigoniidae Neotrigonia margaritacea Free-living - - -
  1. Taxonomic classification follows Bieler et al. (2010).