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The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

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Publication de Gregorio (1914): taxonomic opinions
     publication summary

Complete Citation

de Gregorio, A. 1914. Su taluni molluschi di acqua dolce di America (American fresh water shells of America). Il Naturalista Siciliano 2 (Nuova Serie): 31-72, pls. 3-12. Available electronically.

Taxonomic Opinions

Anodonta ferussaceana [sic] Lea = Anodontoides ferussacianus

Anodonta ferussaceana [sic] var. incertopsis de Greg.

Anodonta foliopsis de Greg.

Anodonta incerta Lea = Utterbackia imbecillis

Anodonta phalena de Greg. = Utterbackia imbecillis

Anodonta subcilindracea [sic] Lea = Anodontoides ferussacianus

Anodonta subcilindracea [sic] var. propexilis de Greg.

Anodonta (Nayadina) venusta de Greg. = Utterbackiana suborbiculata

Margaritana vondenbuschiana Lea = Pseudodon vondembuschianus

Unio anaticulus Lea = Pleurobema decisum

Unio anaticulus var. ohiensis de Greg. = Pleurobema clava

Unio angustatus Lea = Elliptio angustata

Unio angustatus var. cuniculus de Greg. = Ligumia recta

Unio anodontoides Lea ! = Lampsilis teres

Unio arctior Lea = Eurynia dilatata

Unio arctior var. fisheropsis de Greg. = Parvaspina lanceolata

Unio asperrimus Lea = Quadrula quadrula

Unio ater Lea, 1829 = Potamilus purpuratus

Unio brevidens Lea ! = Epioblasma brevidens

Unio calceolus Lea ! = Sulcularia viridis

Unio calceolus f.a sciotincola de Greg. = Alasmidonta marginata

Unio capillaris, var. Lea = Epioblasma personata

Unio castus Lea = Fusconaia masoni

Unio castus var. mirus de Greg. = Toxolasma lividum

Unio cilindricus [sic] Barn. Say ! = Theliderma cylindrica

Unio cilindricus [sic] var. acrispatus de Greg. = Theliderma cylindrica

Unio cilindricus [sic] var. propetipicus de Greg. = Theliderma cylindrica

Unio circulus Lea ! = Obovaria subrotunda

Unio coccineus Lea ! = Pleurobema sintoxia

Unio compressa Lea ! = Platynaias compressa

Unio compressa var. lindus de Greg. = Platynaias compressa

Unio compressissimus Lea = Ptychobranchus fasciolaris

Unio compressissimus f.a performosus de Greg. = Ptychobranchus fasciolaris

Unio conradicus Lea = Medionidus conradicus

Unio consanguineus Lea = Pleurobema decisum

Unio declivis Say = Uniomerus declivis
+ Unio geometricus Lea, 1834

Unio donacopsis de Greg. = Paetulunio fabalis

Unio ebenus, var. Lea = Reginaia ebenus

Unio edgarianus Lea = Fusconaia cor

Unio elegans Lea ! = Truncilla truncata

Unio elegans var. elegantopsis de Greg. = Truncilla truncata

Unio elegans var. magnelegans de Greg. = Truncilla truncata

Unio ellipsis Lea = Obovaria olivaria

Unio emarginatus Lea = Unio mancus

Unio emmonsii, aff. Lea = Parvaspina lanceolata

Unio fatuus, var. Lea = Cambarunio iris

Unio fumatus Lea = Elliptio fumata

Unio glaber, aff. Lea = Cambarunio iris

Unio imperitus de Greg. = Ptychobranchus fasciolaris

Unio iris Lea = Cambarunio iris

Unio irroratus Lea = Cyprogenia stegaria

Unio lanceolatus Lea = Parvaspina lanceolata

Unio lanceolatus var. blandus de Greg. = Ptychobranchus fasciolaris

Unio muhlfeldianus Lea = Cambarunio dactylus

Unio muhlfeldianus var. plurimaffinis de Greg. = Lampsilis radiata

Unio northamptonensis Lea = Elliptio complanata

Unio obesus, var. Lea = Uniomerus carolinianus

Unio obscurus Lea = Cambarunio iris

Unio occidens Lea = Lampsilis cardium
+ Unio multiradiatus Lea, 1829

Unio occidens Lea = Lampsilis fasciola

Unio ochmulgensis [sic] Lea = Elliptio icterina

Unio ochmulgensis [sic] f.a dominus de Greg. = Elliptio icterina

Unio ochraceus Say ! = Atlanticoncha ochracea

Unio otcaloogensis [sic], var. Lea = Epioblasma othcaloogensis

Unio pallescens Lea = Lampsilis straminea

Unio patulus Lea = Pleurobema clava

Unio perplexus Lea ! = Epioblasma torulosa

Unio pertennis de Greg. = Toxolasma parvum

Unio phaseolus Hild ! = Ptychobranchus fasciolaris

Unio plenus Lea = Pleurobema plenum

Unio plenus var. interduos de Greg.

Unio prattii, var. Lea = Leaunio lienosus

Unio propecoelatus de Greg. = Pegias fabula

Unio propesulcatus de Greg. = Epioblasma obliquata

Unio propeverutus de Greg. = Eurynia dilatata

Unio pulcher Lea = Cambarunio taeniatus

Unio pullatus Lea = Elliptio pullata

Unio pullatus var. majusculus de Greg. = Elliptio complanata

Unio pustulatus, var. Lea = Pustulosa nodulata

Unio pustulosus Lea ! = Pustulosa pustulosa

Unio pyramidatus Lea = Pleurobema sintoxia

Unio rangianus, var. Lea = Epioblasma rangiana

Unio roswellensis Lea = Elliptio pullata

Unio rubiginosus Lea = Fusconaia flava

Unio securis Lea ! = Ellipsaria lineolata

Unio shepardianus Lea = Elliptio shepardiana

Unio shepardianus f.a duttonianus Lea = Parvaspina lanceolata

Unio soleniformis Lea = Cumberlandia monodonta
+ Unio monodonta Say, 1829

Unio soweerbianus [sic] Lea = Epioblasma haysiana

Unio stewardsonii Lea = Epioblasma stewardsonii

Unio stewardsonii var. stewensoni de Greg. = Epioblasma obliquata

Unio subrotundus Lea = Fusconaia subrotunda

Unio subteritus [sic] Say = Ptychobranchus subtentus

Unio subteritus [sic] var. purchreornatus de Greg. = Ptychobranchus subtentus

Unio tecomensis [sic], sp, aff. Lea = Mesonaias tampicoensis

Unio thorntonii Lea = Pleuronaia dolabelloides

Unio thorntonii var. duckensis de Greg. = Pleuronaia dolabelloides

Unio triangularis Barn. = Epioblasma triquetra
+ Unio formosus Lea, 1831

Unio triangularis var. longiusculus de Greg. = Epioblasma triquetra

Unio triangularis var. pergibosus de Greg. = Epioblasma triquetra

Unio trigonus Lea = Fusconaia flava

Unio troostensis Lea! = Venustaconcha troostensis

Unio tuberculatus Barn ! = Quadrula verrucosa

Unio tuberculatus var. supra speciosus de Greg. = Quadrula verrucosa

Unio tuberosus Lea = Theliderma metanevra

Unio tuberosus var. perlobatus de Greg. = Theliderma intermedia

Unio undulatus Barn. = Amblema plicata

Unio validus Lea = Pleuronaia barnesiana

Unio validus var. continuus de Greg. = Fusconaia flava

Unio varicosus, var. Lea ! = Plethobasus cicatricosus

Unio vaughanianus Lea = Sagittunio vaughanianus

Unio verrucosus Barn ! = Cyclonaias tuberculata

Unio viridulus Lea = Parvaspina lanceolata

Unio wrigtii [sic] Lea = Nodularia douglasiae

Unio zig-zag Lea ! = Truncilla donaciformis

Unio zig-zag var. illius de Greg. = Truncilla donaciformis

Unio (Sayunio) dehiscens Say ! = Hemistena lata

Unio (Sayunio) dehiscens var. oriensopsis de Greg. = Hemistena lata

Unio (Symphynota) alatus Say ! = Potamilus alatus

Unio (Symphynota) tenuissima Lea ! = Potamilus leptodon