Family Arcidae : 30 Genus 1/30 Genus Acar : 26 Species 1/26 Acar abdita 2/26 Acar agulhasensis 3/26 Acar bailyi 4/26 Acar bernardi 5/26 Acar botanica 6/26 Acar carditaeformis 7/26 Acar clathrata 8/26 Acar congenita 9/26 Acar decorata 10/26 Acar domingensis 11/26 Acar dubia 12/26 Acar gradata 13/26 Acar lepidoformis 14/26 Acar marsupialis 15/26 Acar naturezae 16/26 Acar oliveirae 17/26 Acar olivercoseli 18/26 Acar petasion 19/26 Acar plicata 20/26 Acar pusilla 21/26 Acar requiescens 22/26 Acar rostae 23/26 Acar sandersonae 24/26 Acar sociella 25/26 Acar squamosa 26/26 Acar transmar 2/30 Genus Anadara : 97 Species 1/97 Anadara adamsi 2/97 Anadara aequatorialis 3/97 Anadara aethiopica 4/97 Anadara aliena 5/97 Anadara ambigua 6/97 Anadara angicostata 7/97 Anadara antiquata 8/97 Anadara auriculata 9/97 Anadara axelolssoni 10/97 Anadara bataviensis 11/97 Anadara biangulata 12/97 Anadara bifrons 13/97 Anadara brasiliana 14/97 Anadara broughtonii 15/97 Anadara camerunensis 16/97 Anadara cepoides 17/97 Anadara chemnitzii 18/97 Anadara cistula 19/97 Anadara compacta 20/97 Anadara concinna 21/97 Anadara consociata 22/97 Anadara corbuloides 23/97 Anadara cornea 24/97 Anadara corrugata 25/97 Anadara cossignanii 26/97 Anadara crassicostata 27/97 Anadara craticulata 28/97 Anadara crebricostata 29/97 Anadara cymbaeformis 30/97 Anadara disparilis 31/97 Anadara eborensis 32/97 Anadara ehrenbergi 33/97 Anadara emarginata 34/97 Anadara esmeralda 35/97 Anadara ferruginea 36/97 Anadara formosa 37/97 Anadara fultoni 38/97 Anadara geissei 39/97 Anadara gibbosa 40/97 Anadara globosa 41/97 Anadara guangdongensis 42/97 Anadara gubernaculum 43/97 Anadara hankeyana 44/97 Anadara hemidesmos 45/97 Anadara hyphalopilema 46/97 Anadara inaequivalvis 47/97 Anadara indica 48/97 Anadara jousseaumei 49/97 Anadara jurata 50/97 Anadara kafanovi 51/97 Anadara kagoshimensis 52/97 Anadara kikaizimana 53/97 Anadara labiosa 54/97 Anadara lienosa 55/97 Anadara livingstonei 56/97 Anadara mazatlanica 57/97 Anadara muii 58/97 Anadara natalensis 59/97 Anadara notabilis 60/97 Anadara nugax 61/97 Anadara nux 62/97 Anadara obesa 63/97 Anadara occlusa 64/97 Anadara oceanica 65/97 Anadara passa 66/97 Anadara perlabiata 67/97 Anadara pilula 68/97 Anadara pumila 69/97 Anadara pygmaea 70/97 Anadara reinharti 71/97 Anadara rhomboidalis 72/97 Anadara rotundicostata 73/97 Anadara rufescens 74/97 Anadara rugifera 75/97 Anadara sabinae 76/97 Anadara satowi 77/97 Anadara scapha 78/97 Anadara secernenda 79/97 Anadara secticostata 80/97 Anadara senegalensis 81/97 Anadara setigericosta 82/97 Anadara similis 83/97 Anadara speciosa 84/97 Anadara stempelli 85/97 Anadara subglobosa 86/97 Anadara subgranosa 87/97 Anadara subrubra 88/97 Anadara thuthaoae 89/97 Anadara transversa 90/97 Anadara trapezia 91/97 Anadara tricenicosta 92/97 Anadara troscheli 93/97 Anadara tuberculosa 94/97 Anadara uropigimelana 95/97 Anadara valentichscotti 96/97 Anadara vanderhoofi 97/97 Anadara vellicata 3/30 Genus Arca : 12 Species 1/12 Arca bouvieri 2/12 Arca despecta 3/12 Arca kauaia 4/12 Arca koumaci 5/12 Arca navicularis 6/12 Arca noae 7/12 Arca ocellata 8/12 Arca pacifica 9/12 Arca rachelcarsonae 10/12 Arca symphenacis 11/12 Arca taiwanensis 12/12 Arca zebra 4/30 Genus Asperarca : 6 Species 1/6 Asperarca ectocomata 2/6 Asperarca magdalenae 3/6 Asperarca nodulosa 4/6 Asperarca sagrinata 5/6 Asperarca secreta 6/6 Asperarca tarcylae 5/30 Genus Barbatia : 31 Species 1/31 Barbatia amygdalumtostum 2/31 Barbatia barbata 3/31 Barbatia cancellaria 4/31 Barbatia cometa 5/31 Barbatia decussata 6/31 Barbatia gabonensis 7/31 Barbatia hachijoensis 8/31 Barbatia hawaia 9/31 Barbatia lacerata 10/31 Barbatia legumen 11/31 Barbatia lurida 12/31 Barbatia molokaia 13/31 Barbatia novaezealandiae 14/31 Barbatia oahua 15/31 Barbatia obliquata 16/31 Barbatia parva 17/31 Barbatia parvivillosa 18/31 Barbatia pehenguis 19/31 Barbatia perinesa 20/31 Barbatia pistachia 21/31 Barbatia pyrrhotus 22/31 Barbatia reeveana 23/31 Barbatia revelata 24/31 Barbatia scazon 25/31 Barbatia sculpturata 26/31 Barbatia setigera 27/31 Barbatia solidula 28/31 Barbatia stearnsii 29/31 Barbatia terebrans 30/31 Barbatia trapezina 31/31 Barbatia virescens 6/30 Genus Bathyarca : 27 Species 1/27 Bathyarca adelaideana 2/27 Bathyarca anaclima 3/27 Bathyarca arcadia 4/27 Bathyarca coccus 5/27 Bathyarca corpulenta 6/27 Bathyarca cuculliformis 7/27 Bathyarca cybaea 8/27 Bathyarca frielei 9/27 Bathyarca glacialis 10/27 Bathyarca glomerula 11/27 Bathyarca imitata 12/27 Bathyarca inaequisculpta 13/27 Bathyarca japonica 14/27 Bathyarca kyurokusimana 15/27 Bathyarca lucida 16/27 Bathyarca nipponica 17/27 Bathyarca orbiculata 18/27 Bathyarca orientalis 19/27 Bathyarca pectunculoides 20/27 Bathyarca perversidens 21/27 Bathyarca philippiana 22/27 Bathyarca pisum 23/27 Bathyarca polycyma 24/27 Bathyarca sagamiensis 25/27 Bathyarca sibogai 26/27 Bathyarca sinuata 27/27 Bathyarca strebeli 7/30 Genus Bentharca : 3 Species 1/3 Bentharca asperula 2/3 Bentharca avellanaria 3/3 Bentharca celeris 8/30 Genus Calloarca : 10 Species 1/10 Calloarca alternata 2/10 Calloarca benthicola 3/10 Calloarca cibotina 4/10 Calloarca colpodes 5/10 Calloarca ionthados 6/10 Calloarca nuttingi 7/10 Calloarca soyoae 8/10 Calloarca tamikoae 9/10 Calloarca tenella 10/10 Calloarca tetraquetra 9/30 Genus Cucullaearca : 7 Species 1/7 Cucullaearca bullata 2/7 Cucullaearca candida 3/7 Cucullaearca complanata 4/7 Cucullaearca foliata 5/7 Cucullaearca grayana 6/7 Cucullaearca multivillosa 7/7 Cucullaearca reeveana 10/30 Genus Deltaodon : 2 Species 1/2 Deltaodon rubrotincta 2/2 Deltaodon tugelae 11/30 Genus Destacar : 1 Species 1/1 Destacar metella 12/30 Genus Fugleria : 3 Species 1/3 Fugleria illota 2/3 Fugleria pseudoillota 3/3 Fugleria tenera 13/30 Genus Hawaiarca : 7 Species 1/7 Hawaiarca alia 2/7 Hawaiarca innocens 3/7 Hawaiarca rectangula 4/7 Hawaiarca sulcata 5/7 Hawaiarca uwaensis 6/7 Hawaiarca weberi 7/7 Hawaiarca yamamotoi 14/30 Genus Lamarcka : 7 Species 1/7 Lamarcka avellana 2/7 Lamarcka imbricata 3/7 Lamarcka mutabilis 4/7 Lamarcka sekii 5/7 Lamarcka truncata 6/7 Lamarcka ventricosa 7/7 Lamarcka volucris 15/30 Genus Larkinia : 2 Species 1/2 Larkinia grandis 2/2 Larkinia multicostata 16/30 Genus Litharca : 1 Species 1/1 Litharca lithodomus 17/30 Genus Lunarca : 2 Species 1/2 Lunarca brevifrons 2/2 Lunarca ovalis 18/30 Genus Mabellarca : 1 Species 1/1 Mabellarca dautzenbergi 19/30 Genus Mesocibota : 3 Species 1/3 Mesocibota allocostata 2/3 Mesocibota bistrigata 3/3 Mesocibota signata 20/30 Genus Mimarcaria : 5 Species 1/5 Mimarcaria aizoi 2/5 Mimarcaria diphaeonotus 3/5 Mimarcaria incerta 4/5 Mimarcaria matsumotoi 5/5 Mimarcaria saviolum 21/30 Genus Miratacar : 1 Species 1/1 Miratacar wendti 22/30 Genus Mosambicarca : 2 Species 1/2 Mosambicarca erythraeonensis 2/2 Mosambicarca mosambicana 23/30 Genus Paranadara : 1 Species 1/1 Paranadara taludae 24/30 Genus Samacar : 3 Species 1/3 Samacar aleutica 2/3 Samacar kurilensis 3/3 Samacar strabo 25/30 Genus Scaphula : 5 Species 1/5 Scaphula celox 2/5 Scaphula deltae 3/5 Scaphula minuta 4/5 Scaphula nagarjunai 5/5 Scaphula pinna 26/30 Genus Senilia : 1 Species 1/1 Senilia senilis 27/30 Genus Tegillarca : 8 Species 1/8 Tegillarca addita 2/8 Tegillarca aequilatera 3/8 Tegillarca bicors 4/8 Tegillarca disessa 5/8 Tegillarca granosa 6/8 Tegillarca nodifera 7/8 Tegillarca rhombea 8/8 Tegillarca zanzibarensis 28/30 Genus Tetrarca : 4 Species 1/4 Tetrarca acuminata 2/4 Tetrarca boucardi 3/4 Tetrarca fernandezensis 4/4 Tetrarca tetragona 29/30 Genus Trisidos : 4 Species 1/4 Trisidos kiyonoi 2/4 Trisidos semitorta 3/4 Trisidos torta 4/4 Trisidos tortuosa 30/30 Genus Xenophorarca : 4 Species 1/4 Xenophorarca irregularis 2/4 Xenophorarca kauaiensis 3/4 Xenophorarca tenuis 4/4 Xenophorarca xenophoricola 286 Species in Arcidae
(Extracted from WoRMS on October 2025)
NB: status "accepted" and "extant, not fossile-only"