Cerro de Pasco area, Ninacaca, loc. 86 (Triassic of Peru)

Where: Peru (10.9° S, 76.1° W: paleocoordinates 19.6° S, 42.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Pucara Group, Rhaetian (208.5 - 201.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

• light limestones

Size class: macrofossils

Primary reference: O. Haas. 1953. Mesozoic invertebrate faunas of Peru. Bulletin of the American Museum of Natural History 101:1-328 [W. Kiessling/U. Merkel/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 68119: authorized by Wolfgang Kiessling, entered by Uta Merkel on 04.01.2007, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
 Neritoina - Neritopsidae
"Neritopsis decussata" = Cassianopsis decussata
"Neritopsis decussata" = Cassianopsis decussata Münster 1841 snail
 Heterostropha - Gordenellidae
Promathilda (Promathilda) alia n. sp., Promathilda (Clathrobaculus) subulata
Promathilda (Promathilda) alia n. sp. Haas 1953 snail
 Heterostropha - Mathildidae
"Promathilda (Teretrina) sp." = Teretrina, Promathilda (Teretrina) intermedia n. sp., Promathilda (Teretrina) obtusa n. sp., Promathilda (Teretrina) bolinoides n. sp., Promathilda (Teretrina) eucycloides n. sp., Promathilda (Teretrina) terebraeformis n. sp.
"Promathilda (Teretrina) sp." = Teretrina snail
Promathilda (Teretrina) intermedia n. sp. Haas 1953 snail
Promathilda (Teretrina) obtusa n. sp. Haas 1953 snail
Promathilda (Teretrina) bolinoides n. sp. Haas 1953 snail
Promathilda (Teretrina) eucycloides n. sp. Haas 1953 snail
 Heterostropha - Anoptychiidae
Zygopleura (Anoptychia) ninacacana n. sp.
Zygopleura (Anoptychia) ninacacana n. sp. Haas 1953 snail
 Heterostropha - Cylindrobullinidae
"Cylindrobullina (Conactaeon) cf. decorata" = Conactaeon, "Cylindrobullina (Conactaeon) peruviana n. sp." = Conactaeon peruviana, Cylindrobullina (Cylindrobullina) avenoides, Cylindrobullina (Cylindrobullina) aff. avenoides, Cylindrobullina (Cylindrobullina) vespertina, Cylindrobullina (? Cylindrobullina) pyrulaeformis, Cylindrobullina (? Cylindrobullina) obesa n. sp., Cylindrobullina (Euconactaeon) ninacacana n. sp., Cylindrobullina (Euconactaeon) tambosolensis
"Cylindrobullina (Conactaeon) cf. decorata" = Conactaeon snail
"Cylindrobullina (Conactaeon) peruviana n. sp." = Conactaeon peruviana Haas 1953 snail
 Heterostropha - Tubiferidae
Consobrinella elegantula n. sp.
Consobrinella elegantula n. sp. Haas 1953 snail
 Murchisoniina - Trochonematidae
Guidonia bifasciata n. sp., Guidonia peruviana n. sp., Guidonia parvula n. sp., Guidonia planetecta n. sp., Guidonia intermedia n. sp.
Guidonia bifasciata n. sp. Haas 1953 snail
Guidonia peruviana n. sp. Haas 1953 snail
Guidonia parvula n. sp. Haas 1953 snail
Guidonia planetecta n. sp. Haas 1953 snail
Guidonia intermedia n. sp. Haas 1953 snail
 Murchisoniina - Zygopleuridae
"Loxonema (Polygyrina) "sp. 1"" = Polygyrina
"Loxonema (Polygyrina) "sp. 1"" = Polygyrina snail
 Murchisoniina - Gosseletinidae
? Ptychomphalina discoidea n. sp.
? Ptychomphalina discoidea n. sp. Haas 1953 snail
 Murchisoniina - Rhaphistomellidae
Sisenna "sp. 2", ? Sisenna sp., Sisenna "sp. 3"
Sisenna "sp. 2" Koken 1896 snail
? Sisenna sp. Koken 1896 snail
Sisenna "sp. 3" Koken 1896 snail
 Euomphalina - Anomphalidae
Anomphalus helicoides, ? Anomphalus amorphus n. sp.
Anomphalus helicoides Münster 1841 snail
? Anomphalus amorphus n. sp. Haas 1953 snail
 Vetigastropoda - Cirridae
? Hyperacanthus "sp. 2", Hesperocirrus triasicus, Hesperocirrus striatus n. sp., Hesperocirrus modestus n. sp., Hesperocirrus robusteornatus n. sp.
? Hyperacanthus "sp. 2" Koken 1897 snail
Hesperocirrus triasicus Cox 1949 snail
Hesperocirrus striatus n. sp. Haas 1953 snail
Hesperocirrus modestus n. sp. Haas 1953 snail
Hesperocirrus robusteornatus n. sp. Haas 1953 snail
 Trochoidea - Trochidae
Calliostoma (Eocalliostoma) ? koerneri
 Trochoidea - Solariellidae
Solariella (Eosolariella) pusilla, Solariella (Eosolariella) brevispira
 Trochoidea - Ataphridae
"Homalopoma (Boutillieria) sp. n. sp." = Boutillieria, Homalopoma (Boutillieria) subcinctum
"Homalopoma (Boutillieria) sp. n. sp." = Boutillieria Cossmann 1888 snail
 Trochoidea - Turbinidae
Solarioconulus infrequens n. sp., Solarioconulus elegans n. sp., Solarioconulus ? nudus, Solarioconulus ninacacanus n. sp.
Solarioconulus infrequens n. sp. Haas 1953 snail
Solarioconulus elegans n. sp. Haas 1953 snail
Solarioconulus ? nudus Münster 1841 snail
Solarioconulus ninacacanus n. sp. Haas 1953 snail
 Trochoidea - Calliostomatidae
Callotrochus sp.
Callotrochus sp. Kutassy 1938 snail
 Patellida - Lottiidae
? Acmaea sp.
? Acmaea sp. Eschscholtz 1830 limpet
 Neritoidea - Neritariidae
Neritaria ninacacana n. sp., Neritaria obliqua n. sp., Neritaria dicosmoides n. sp., Neritaria hologyroides n. sp., Neritaria distincta n. sp., Neritaria aff. distincta
Neritaria ninacacana n. sp. Haas 1953 snail
Neritaria obliqua n. sp. Haas 1953 snail
Neritaria dicosmoides n. sp. Haas 1953 snail
Neritaria hologyroides n. sp. Haas 1953 snail
Neritaria distincta n. sp. Haas 1953 snail
Neritaria aff. distincta Haas 1953 snail
 Caenogastropoda - Coelostylinidae
Coelostylina cf. medea, Coelostylina inexspectata, Omphaloptycha sp. n. sp., Omphaloptycha jaworskii, Omphaloptycha speciosa, Omphaloptycha jenksi
Coelostylina cf. medea Kittl 1894 snail
Coelostylina inexspectata Haas 1953 snail
Omphaloptycha sp. n. sp. Ammon 1878 snail
Omphaloptycha jaworskii Haas 1953 snail
Omphaloptycha speciosa Haas 1953 snail
Omphaloptycha jenksi Haas 1953 snail
 Sorbeoconcha - Procerithiidae
Rhabdocolpus praeco, Paracerithium turritellare, Paracerithium tambosolense, Paracerithium porrectum, Paracerithium aff. porrectum, Paracerithium vixstriatum n. sp., Paracerithium aff. vixstriatum
Rhabdocolpus praeco Haas 1953 snail
Paracerithium porrectum Haas 1953 snail
Paracerithium vixstriatum n. sp. Haas 1953 snail
 Sorbeoconcha - Purpurinidae
Protofusus sp., Protofusus delicatulus n. sp., Protofusus pyramidalis, Protofusus aff. pyramidalis, Protofusus transitorius, Protofusus aff. transitorius, Protofusus gracilis, Protofusus peruvianus
Protofusus sp. Bonarelli 1921 periwinkle
Protofusus delicatulus n. sp. Haas 1953 periwinkle
Protofusus pyramidalis Haas 1953 periwinkle
Protofusus aff. pyramidalis Haas 1953 periwinkle
Protofusus transitorius Haas 1953 periwinkle
Protofusus aff. transitorius Haas 1953 periwinkle
Protofusus gracilis Haas 1953 periwinkle
Protofusus peruvianus Haas 1953 periwinkle
 Sorbeoconcha - Settsassiidae
"Zygopleura (Kittliconcha) peruviana" = Kittliconcha peruviana
"Zygopleura (Kittliconcha) peruviana" = Kittliconcha peruviana Haas 1953 snail