Corynexochida

Teinistion sp.

Order Corynexochida / Suborder Leiostegiina / Superfamily Dameselloidea / Family Dorypygellidae

Guzhangian (Miaolingian, Cambrian)Yunnan
Teinistion sp. — photo 1
Photo 1 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 2
Photo 2 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 3
Photo 3 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 4
Photo 4 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 5
Photo 5 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 6
Photo 6 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 7
Photo 7 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 8
Photo 8 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 9
Photo 9 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Teinistion sp. — photo 10
Photo 10 · Literature specimen (Yunnan; Yao Literature specimen (Yunnan; Peng et al., Specimen preserving the digestive Shixiang et al. 2018) 2025) tract (Yunnan; Guodong) (Yunna (Yunnan; n; Lusheng) Daxin) (Yunnan; Levi) Injury-healed malformation (Yunnan; Tuyang Tuseng (Yunnan; Wuxing) Po)
Classification
Order Corynexochida / Suborder Leiostegiina / Superfamily Dameselloidea / Family Dorypygellidae
Genus
Teinistion Monke, 1903
Genus author
Monke H.
Genus etymology
tein-, Greek, to stretch
Species
Teinistion sp.
Species author
/
Species etymology
/
Age
Guzhangian (Miaolingian, Cambrian)
Distribution
Yunnan
Diagnosis
Compared with the type species Teinistion lansi: in this species the anterior border of the cranidium is flatter and not concave; the glabella occupies a larger proportion of the cranidium; the palpebral lobes are larger; the genal spines are extremely long, up to 1.5 times the body length; the thoracic axis is wider; the pygidium bears 7 pairs of marginal spines of unequal length, the first pair usually longer.