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Conus hornii piruensis
Taxonomy
Conus hornii piruensis was named by Squires (1987). Its type specimen is LACMIP 7500 and is a 3D body fossil. Its type locality is CSUN loc. 237 - West side of Sharps Canyon [Matilija Sandstone], which is in a Lutetian delta front sandstone in the Matilija Formation of California.
Sister species lacking formal opinion data
C. abbreviatus, C. achatina, C. acueliformis, C. ambiguus, C. amekiensis, C. anemone, C. angosturis, C. antediluvianus, C. aquensis, C. arcuatus, C. aristophanes, C. aristos, C. aurora, C. australis, C. avellana, C. babaensis, C. balteatus, C. basteroti, C. bayeri, C. belus, C. berghausi, C. bitorosus, C. bonus, C. bredai, C. brocchii, C. brunneus, C. burckhardti, C. californicus, C. camaronus, C. canaliculatus, C. capitaneus, C. centurio, C. charigi, C. cinererus, C. cinereus, C. clavatulus, C. comatosaeformis, C. conditorius, C. conoponderosus, C. consobrinus, C. consorbrinus, C. cormacki, C. cosmetelus, C. cosmetulus, C. cossmetulus, C. crenulatus, C. crocea, C. cucuminatus, C. dennanti, C. designatus, C. dorreensis, C. drezki, C. dujardini, C. dujardinii, C. elongatus, C. emaciatus, C. emarginatus, C. erbi, C. erythraeensis, C. esmeraldus, C. evergladensis, C. eversoni, C. everwijni, C. excelsus, C. fenestratus, C. fennemai, C. frigidus, C. gastaldii, C. gastriculus, C. gembacanus, C. geographus, C. gerthi, C. glans, C. glaucus, C. gloriamaris, C. gracilis, C. grangeri, C. granifer, C. granopsis, C. granulari, C. gratacapi, C. gubernator, C. gypsus, C. hatensis, C. horni, C. hulshofi, C. iliolus, C. imitator, C. imitatus, C. improvidus, C. infrenatus, C. insculptus, C. isomitratus, C. kahiko, C. kevani, C. kieneri, C. kikaiensis, C. kimioi, C. kutaiensis, C. laeviponderosus, C. latissimus, C. lignarius, C. litoglyphus, C. longesperatus, C. loochooensis, C. macarae, C. macneili, C. malaccanus, C. marginata, C. marii, C. marksi, C. mediterraneaus, C. menengtenganus, C. menkrawitensis, C. miliaris, C. miruchae, C. moilifer, C. mompichiensis, C. montisclavus, C. moreleti, C. mozambicus, C. mucronatolaevis, C. mucronatus, C. mucronatus, C. mucronatus, C. multilineatus, C. multiliratus, C. multiliratus, C. mus, C. musatella, C. musica, C. mutilatus, C. nanus, C. ngavianus, C. niasensis, C. nux, C. obesus, C. oblongoturbinatus, C. obscura, C. ochroleucus, C. odengensis, C. ornatissima, C. ornatissimus, C. pachecoi, C. pamotanensis, C. papilionaceus, C. parisiensis, C. parius, C. parvecatenatus, C. parvicaudatus, C. patriceus, C. pelagicus, C. pennaceus, C. pirabensis, C. pirula, C. planiceps, C. planiceps, C. planispira, C. plicarius, C. ponderosulcatus, C. ponderosus, C. ponderous, C. praecellens, C. praelatus, C. precancellatus, C. primitivus, C. priscus, C. proliferatus, C. prometheus, C. protractus, C. pseudoamoricus, C. pseudoponderosus, C. pulcher, C. pulicarius, C. puschii, C. pygmaea, C. pyruloides, C. querciniformis, C. radiatus, C. raphanus, C. raristriatus, C. recluzianus, C. recurvus, C. regius, C. rembangenss, C. remondi, C. restitutus, C. retifer, C. riosantiagensis, C. ritteredgei, C. saecularis, C. santalucrezianus, C. schech, C. semperi, C. shimajiriensis, C. sieboldianus, C. sielboldianus, C. sindangbaranensis, C. sinensis, C. socialis, C. sondeianus, C. sponsalis, C. striatulus, C. stromboideus, C. subalsionus, C. sulcatus, C. sulcatus, C. sulcatus, C. sulciferus, C. sumatrensis, C. sundaicus, C. taeniatus, C. tallis, C. taurinensis, C. terebra, C. textile, C. tiarattis, C. timorensis, C. tokunagai, C. tortuosotriatus, C. traversianus, C. trigonulus, C. varius, C. ventricosus, C. veridicus, C. verucosus, C. vexillum, C. vindobonensis, C. virgatus, C. virginalis, C. virgo, C. voluminalis, C. waccamawensis, C. walli, C. whitei, C. wiedenmayeri, C. yabei, C. yanuyanuensis, C. zebra, C. prelepidus, C. toyamaensis, C. fuscocingulatus, C. aquensis, C. clavatulus, C. enjesfeldensis, C. fuscocingulatus, C. haughtoni, C. pelagicus, C. ponderosus, C. proliferatus, C. raristriatus, C. rotundus, C. socialis, C. suessi, C. tokunagai, C. vindobonensis, C. vindobonensis, C. antediluvianus, C. dujardin, C. dujardini, C. dujardini, C. tiaratus, C. restitutus, C. regius, C. tjilonganensis, C. waccamawensis, C. pennaceus, C. omaria, C. betulinoides, C. erythraeensis, C. hamiltonensis, C. juttingae, C. lineatus, C. scabriculus, C. epiensis, C. nassatella, C. terebra, C. arntzenii, C. arcuatus, C. aulacophorus, C. cosmetulus, C. elongatus, C. ewaldi, C. jaspideus, C. karikalensis, C. ngavianus, C. patagonicus, C. protractus, C. robertsi, C. semperi, C. sennottorum, C. spolongensis, C. springvaleensis, C. viminens, C. vimineus, C. waccamawensis, C. berghausi, C. ieditus, C. kyndiawoensis, C. maldivus, C. nganianus, C. ngavianus, C. odengenesis, C. odengensis, C. pamotanensis, C. snithvillensis, C. subbrevis, C. suproides, C. tessellatus, C. triangularis, C. vandijki, C. sharmiensis, C. erythraeensis, C. ponterosus, C. pyrula, C. sumatrensis, C. crenulatus, C. orcagnae, C. miamiensis
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Conus hornii piruensis Squires p. 51 figs. 81, 82 |
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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.
†Conus hornii piruensis Squires 1987
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Squires 1987 | Generic assignment based on inverted conical shape and high aperture with parallel sides. Specific assign- ment based on moderately high spire , angulate body whorl , and spire whorls concave with a few spiral ribs. Subspecific assignment based on numerous spiral ribs in concave portion of body whorl posterior to unnoded angulate shoulder.
Conus hornii piruensis new subspecies is most similar to Gorius hornii umpquaensis Turner ( J938:69 , pl. 15, figs. I, 2; Vokes, 1939: 127, pl. 18, fig. 2; Weaver , 1943:510-511 , pl. 96, fig. 18; Stewart , 1946:pl. I I, fig. 6; Givens and Ken- nedy , 1979:87, tables J, 3; Squires , 1984:39, fig. 9n) from middle Eocene strata ("Domengine" through "Transition" "Stages"), SanDiego,California through southwestern Oregon. Conus horniipiruensis differs from C. hornii umpquaensis in having spiral ribs over the entire shell surface rather than only on the anterior portion of the body whorl. Conus hornii piruensis new subspecies is similar to Conus submoni/ifer Anderson and Hanna (1925:99-100 , pl. 8, fig. 6) from upper Eocene ("Tejon Stage") strata , Kern County , southern California. Conus hornii piruensis differs from C. submoni/ifer in the following features: spiral ribs over the entire shell surface rather than only on the body whorl , con - cave-sided spire whorls rather than almost straight-sided , and no traces of nodes on the shoulder of the whorls. Conus hornii piruensis new subspecies is somewhat simila r to Conus hornii Gabb (1864: 122, pl. 29, fig. 226; Dickerson , 1915:pl. 11,figs.9a-c;Anderson and Hanna, 1925:99;Stew- art , 1927:415 , pl. 29, fig. 16; Givens , 1974:92 , pl. 10, fig. 12) from upper Eocene ("Tejon Stage") strata , central Transverse Ranges , southern California. Conus hornii piruensis differs from C. hornii in the following features: slightly higher spire (one-third rather tha n one-fifth of shell height) , spiral ribs over entire shell surface , numerous spira l ribs rather than on ly a few in concave portion of body whor l posterior to shoulder , and absence of fine groove just posterior to the body whorl shoulder. Conus hornii piruensis new subspecies superficially resem- bles Conus weaveri Dickerson (19 15:74-75 , pl. 11, fig. 10; Anderson and Hanna, 1925: 101- 102; Weaver , 1943:512 , pl. 96, fig. 26) from the upper Eocene Cowlitz Formation , south - western Washington. Conus hornii piruensi s differs from C. weaveri in the following features: narrower shell , higher spire , seven rather than three or four fine spiral ribs posterior to penultima te whorl shoulder , nine rather than five fine spiral ribs posterior to body whorl shou lder , less concave in area between suture and whorl shoulder , absence of nodes on spire whorls or on adapical half ofbody whorl shoulder , and stronger spiral ribs on middle portion of body whorl. Contrary to Dickerson ' s ( 1915) description , the holotype of C. weaveri is noded , with nodes on the shoulder (i.e. , small nodes starting on the adapical half of body whorl shou lder and increasing in size toward the spire apex). |