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Trigonia (Trigonia)

Bivalvia - Trigoniida - Trigoniidae

Taxonomy
Trigonia (Trigonia) was named by Bruguiere (1789).

It was assigned to Trigonia by Bruguiere (1789), Cox (1952).

Subtaxa
Trigonia (Trigonia) angustecostata, Trigonia (Trigonia) elegantoides, Trigonia (Trigonia) gaytani, Trigonia (Trigonia) heva, Trigonia (Trigonia) signicollina, Trigonia (Trigonia) subcarinata
Species lacking formal opinion data
Trigonia aliexpandita, Trigonia alta, Trigonia americana, Trigonia angulicostata, Trigonia angustata, Trigonia bella, Trigonia castor, Trigonia cerulia, Trigonia chariensis, Trigonia cincta, Trigonia clavigera, Trigonia conradi, Trigonia corderoi, Trigonia corderoi, Trigonia cornueli, Trigonia costata, Trigonia costata, Trigonia costulata, Trigonia crebraecostata, Trigonia daedalea, Trigonia dainellii, Trigonia densestriata, Trigonia denticulata, Trigonia elegantissima, Trigonia elongata, Trigonia elongata, Trigonia elongata, Trigonia enfaulensis, Trigonia eufalensis, Trigonia gihbosn, Trigonia guadalupae, Trigonia haboensis, Trigonia herzogi, Trigonia higazi, Trigonia hondaana, Trigonia incrassata, Trigonia ingens, Trigonia interlaevigata, Trigonia kenti, Trigonia kheraensis, Trigonia kidugalloensis, Trigonia kuchensis, Trigonia latezonata, Trigonia leckenbyi, Trigonia lewisi, Trigonia libanotica, Trigonia lingonense, Trigonia losadai, Trigonia loutfyi, Trigonia migeodi, Trigonia mirandaensis, Trigonia mollesensis, Trigonia mollesensis, Trigonia moretoni, Trigonia mortoni, Trigonia muelleri, Trigonia munita, Trigonia nitida, Trigonia nitida, Trigonia papillata, Trigonia proelanza, Trigonia propinqua, Trigonia prora, Trigonia proscabra, Trigonia pseudomeriani, Trigonia pulchella, Trigonia pulla, Trigonia quadrangularis, Trigonia sanctae-crucis, Trigonia senex, Trigonia similis, Trigonia similis, Trigonia spinulosa, Trigonia stelzneri, Trigonia sumiyagura, Trigonia teali, Trigonia tenuis, Trigonia trafalgarensis, Trigonia triangulare, Trigonia tuberculata, Trigonia tumida, Trigonia varians, Trigonia weidmanni

Synonymy list
YearName and author
1789Trigonia (Trigonia) Bruguiere
1952Trigonia (Trigonia) Cox

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Gray 1854)
—UniomorphiGray 1854
—UnioniGray 1854
—UnionataGray 1854
orderTrigoniida(Dall 1889)
superfamilyTrigonioidea(Lamarck 1819)
familyTrigoniidaeLamarck 1819
subfamilyTrigoniinaeLamarck 1819
genusTrigoniaBruguière 1789
subgenusTrigoniaBruguiere 1789

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Subg. †Trigonia (Trigonia) Bruguiere 1789
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†Trigonia (Trigonia) gaytani Klipstein 1843
†Trigonia (Trigonia) heva Dollfus 1863
Diagnosis
No diagnoses are available
Measurements
partNmean
shell height136.8

Composition: aragonitef
Environment: marinef
Locomotion: fast-movingf
Life habit: shallow infaunalf
Diet: suspension feederf
Vision: blindf
Created: 2025-05-16 13:05:25
Modified: 2025-05-16 13:05:25
Source: f = family
References: Aberhan et al. 2004, Ros-Franch et al. 2014

Age range: base of the Julian to the top of the Early/Lower Tithonian or 237.00000 to 145.06000 Ma

Collections (89 total)


Time interval Ma Country or state Original ID and collection number
Julian237.0 - 233.6Italy Trigonia gaytani (144634)
Jurassic - Hauterivian201.4 - 125.77Chile (Coquimbo) Trigonia sp. (221573)
Pliensbachian192.9 - 184.2Spain Trigonia similis (211867 211868 212190 212200 212203 212212 212214 212229)
Early/Lower Toarcian184.2 - 182.9Spain Trigonia similis (25661 25672 25675 25774 25777 25778 26322 26323)
Early/Lower Toarcian184.2 - 182.9Thailand Trigonia tumida (87468 87540)
Early/Lower Toarcian184.2 - 182.9Spain (Teruel) Trigonia similis (211201 211202 211203 211205 211210 211211 211213)
Early/Lower Toarcian - Middle Toarcian184.2 - 180.4Spain Trigonia similis (25773 51613)
Middle Toarcian182.9 - 180.4Spain Trigonia similis (25879)
Temaikan176.0 - 164.3New Zealand Trigonia signicollina (63730)
Aalenian174.7 - 170.9New Zealand Trigonia signicollina (63729)
Bajocian170.9 - 168.2Chile (Chañaral) Trigonia sp. (223620)
Bathonian168.2 - 165.3India Trigonia nitida (67665 67666 67667)
Early/Lower Bathonian168.2 - 165.3India Trigonia elongata (63215)
Callovian165.3 - 161.5India Trigonia chariensis (67622) Trigonia elongata (62055 63075 63231 63240 63242 63251 67571 68078 68596) Trigonia haboensis (68653 68663) Trigonia haboensis, Trigonia nitida (68664 68667) Trigonia kheraensis (67623) Trigonia sp. (61524 61533 61884 61885 62765 63079 67391 67401 67568 67577 67624 68079 68093 68283 68394 68395 68406)
Early/Lower Callovian165.3 - 161.5India Trigonia kheraensis (61793 63066) Trigonia sp. (63067 63070 67608 68286 68288)
Late/Upper Callovian165.3 - 161.5India Trigonia nitida (68550 68601) Trigonia propinqua, Trigonia nitida (68598) Trigonia sp. (61672 67626 68284 68291)
Callovian - Oxfordian165.3 - 154.8India Trigonia haboensis (68647)
Early/Lower Oxfordian161.5 - 154.8India Trigonia sp. (63544)
Oxfordian161.5 - 154.8India Trigonia sp. (63529 63533 63534)
Early/Lower Tithonian149.2 - 145.06India Trigonia sp. (62167)